Toolots 932A is a wheel balancer designed to enhance vehicle safety and performance. With a maximum wheel weight capacity of 132.3lbs, it efficiently accommodates most standard tires. Featuring advanced technology, it delivers precise balance results with an accuracy of up to 1g, ensuring a smooth and vibration-free ride. The balancer operates in various modes, including static and dynamic balancing, catering to different wheel types, including car, off-road vehicles, and motorcycles.
Toolots 932A is a wheel balancer designed to enhance vehicle safety and performance. With a maximum wheel weight capacity of 132.3lbs, it efficiently accommodates most standard tires. Featuring advanced technology, it delivers precise balance results with an accuracy of up to 1g, ensuring a smooth and vibration-free ride. The balancer operates in various modes, including static and dynamic balancing, catering to different wheel types, including car, off-road vehicles, and motorcycles.
WheelBalancer
Instruction Manual
Balancing Machine Operation Manual
1. Introduction
1.1 Overview
The imbalance of wheels can cause steering wheel wobble, reduce the vehicle's
adhesion on ground, wheel bouncing, it can damage the wheel, shock absorbers and
steering parts. Consequently affect comfort level and handling stability, increase fuel
consumption and directly affect the vehicle's economic index. Balancing the wheel
can avoid the negative effects and damages they may cause.
1.2 technical parameters
Max. wheel weight 60kg（132.3lbs）
Motor power 250w
Voltage 110V/1PH
Balance precision 1g
Balancer rpm 210rpm
Wheel diameter 10〞～24〞or 254～610mm
Tire width 1.5〞～20 or 38～508mm
Spin time 8-10s
Noise <70dB(A)
Gross weight 105kg（231lbs）
Working temperature 0～50℃（32℉～122℉ ）
1.3 Precautions for operators
1. Before starting to use the balancing machine, please read this operation manual
carefully.
2. Please keep this manual for reference.
3. Avoid dismantling and changing the machine parts, otherwise it will affect the
normal operation. When you need to repair, please contact the technical maintenance
service department.
4. Do not use compressed air with too high pressure when cleaning the machine.
5. Clean the plastic plate and keyboard base with alcohol (to avoid impurities in
alcohol).
6. Before beginning tire balancing, confirm that the tire is securely locked on the
spindle.
7. Operators should wear tight overalls to prevent them from being caught, and
non-operators should not start the machine.
8. Avoid placing sundries around the balancing machine, so as not to affect the normal
operation
2. Balancing machine installation
2.1 installation
2.1.1 Remove the package and check for damage and missing parts. If in doubt, do
not use the machine and contact the supplier.
2.1.2 The balancing machine must be installed on a solid concrete floor or a similar
surface. If the floor is not solid, it will cause measurement errors.
2.1.3 A space of at least 500mm should be reserved around the balancing machine for
easy operation.
2.1.4 Drill the anchor screws according to the position of the installation holes of the
machine base to fix the machine.
2.2 Electrical connection
2.2.1 Select the corresponding power supply according to the technical parameters,
and install an automatic air switch.
2.2.2 Select a plug with grounding protection, note that the yellow and green wires are
ground wires, and must be grounded reliably.
3.Balancer operate
3.1 Balanced tire types
This machine has two tire types to choose from: one is a car or off-road vehicle tire type, and
the other is a motorcycle tire type.
3.2 Balancer mode
This machine has several measurement modes, such as STA static balance mode, STD
standard dynamic balance mode, ALU1-ALU3 aluminum alloy default dynamic balance mode,
ALS aluminum alloy custom dynamic balance mode, etc.
Static balance mode and dynamic balance mode can be switched by pressing [F]. When in
static balance mode, the information displayed on the screen is shown in F 3.1.
Figure F3.1 Static unbalance display information
The aluminum alloy dynamic balance mode can be switched by the button [ALU]. When the
machine is in the non-static measurement mode, press the button [ALU] to select different
aluminum alloy dynamic balance modes.
Note 1: After the machine is turned on, the default measurement mode is STD standard
dynamic balancing mode.
Note 2: When the machine is in the ALU aluminum alloy dynamic balance mode, press [F] to
return to the STD standard dynamic balance mode.
According to the rim structure, the position of the balance weight in different balance modes
is shown in Figure F3.2.
Figure F3.2 The position of the balance block in different balance modes
3.3 Enter tire parameters
The parameters of the tire can be entered manually or automatically (only applicable to
models equipped with automatic measuring ruler).
3.3.1 Manual input of tire parameter values in 1, 2, and 3 modes for STD and ALU
Proceed as follows：
1. Clamp the tire on the balancer main shaft
2. Pull out the distance ruler, the measuring end of the ruler needs to against the edge of the
rim。Read length value。As shown in F3.3，unit as millimeter。
3. Press the [A+] or [A-] key to modify the distance value, if the key [A+] or [A-] is not
pressed within 2 seconds, the device records the current set value and returns to the
interface before modification。
4. Use a tire width caliper to measure the tire width or read the width value marked on the
rim. The unit of the tire width value can be inches or millimeters depending on the unit
system selected。
5. Press the [B+] or [B-] key to modify the width value. If the [B+] or [B-] key is not
pressed within 2 seconds, the device records the current set value and return to the
interface before modification.。
6. Read the diameter value marked on the rim or tire. The unit of the tire diameter value can
be inches or millimeters depending on the unit system selected。
7. Press the [D+] or [D-] key to modify the diameter value. If the key [D+] or [D-] is not
pressed within 2 seconds, the device records the current set value and returns to the
interface before modification.。
Figure F3.3 Manually obtain tire distance parameters
3.3.2 Manual input of tire parameter values in ALS mode
Proceed as follows:
1. Install the tire clamps on the balancer main shaft.
2. Pull out the distance ruler against the inner side of the rim where you want to attach the
balance weight, as shown in F3.4.
3. Read the length of the scale, the unit of distance is millimeters.
4. Press the [A+] or [A-] key to display the modified di1 parameter (the inner distance of the
rim), and input the current inner distance parameter. If no button is pressed within 2 seconds,
the device records the current di1 setting value and returns to the interface before
modification.
5. Press the button [D+] or [D-] to display the modified da1 parameter (inner diameter of the
rim), and input the current inner diameter value (see the remarks for the rim diameter value).
If no button is pressed within 2 seconds, the device records the current set value and returns
to the interface before modification.
6. Pull out the distance ruler against the position on the outside of the rim where you want to
attach the balance weight, as shown in F3.5. Read the length of the scale in millimeters.
7. Press the key [F]+[A+] or [F]+[A-] to display the modified di2 parameter (outside distance
of the rim), and input the current outside distance parameter. If no button is pressed within 2
seconds, the device records the current set value and returns to the interface before
modification.
8. Press the keys [F]+[D+] or [F]+[D-] to display the modified da2 parameter (outside
diameter of the rim), and input the current outside diameter value (see the remarks for the rim
diameter value). If no button is pressed within 2 seconds, the device records the current set
value and returns to the interface before modification.
Note: The inner and outer diameters of the rim can be obtained in two ways.
Method 1: Manually, measure the inner da1 and outer da2 diameters of the rim with a soft
ruler.
Method 2: According to the diameter marked on the rim, subtract 1 inch (25mm) from the
inside diameter and 2 inches (50mm) from the outside diameter to obtain the inside and
outside diameter of the rim.
Figure F3.4 ALS mode to measure the inside distance of the rim.
Figure F3.5 ALS mode to measure the distance outside the rim。
3.3.3 STD and ALU1, 2, 3 modes automatic input of tire parameter values
Proceed as follows:
3.3.3.1 Machines with Width Rulers
1. Install the tire clamps on the balancer shaft.
2. Pull out both measuring rulers at the same time and leave them at the positions shown in
F3.6.
3. After hearing the long beep, put the two measuring rulers back into place. During
measurement, the screen displays distance and diameter values.
Notice:
1. The width value is not displayed during measurement. When the two measuring rulers are
put back in their original positions, the screen will display the width value for 2 seconds.
2. Pull out the width ruler alone, the screen will display the current width value, but the width
value will not be automatically acquired by the machine.
Figure F3.6 Automatic input of tire parameters in STD and ALU1, 2, 3 modes
3.3.3.2 Machine without width ruler
1. Install the tire clamps on the balancer shaft.
2. Pull out the distance/diameter ruler against the edge of the rim.
3. After hearing the long beep, put the distance/diameter ruler back in place. During
measurement, the screen displays distance and diameter values.
4. Use a tire width caliper to measure the tire width or read the width value marked on the
rim and enter the width value manually.
3.3.4 Automatically input tire parameter values in ALS mode
Proceed as follows:
1. Install the tire clamps on the balancer shaft.
2. Pull out the distance/diameter ruler against the inside of the rim, as shown in Figure F3.7.
During measurement, the screen displays distance and diameter values.
3. After hearing one long and one short beep, put the distance/diameter ruler back to its
original position to complete the acquisition of the inner distance and diameter parameters.
4. Pull out the distance/diameter ruler again against the outside of the rim, as shown in Figure
F3.8. During measurement, the screen displays distance and diameter values.
5. After hearing one long and two short beeps, put the distance/diameter ruler back to its
original position to complete the collection of outer distance and diameter parameters.
6. After the tire parameter collection is completed, the di1/di2 value (inner/outer distance)
and da1/da2 value (inner/outer diameter) can be displayed or modified
by manually pressing the button.
F3.7 Get the parameter value of the inner side of the rim in ALS mode。
F3.8 Get the parameter value of the outer side of the rim in ALS mode。
3.4 The use of ALS intelligent aluminum alloy balance mode
This machine has an intelligent aluminum alloy balance mode, which is defined as ALS
mode. This mode is different from the ordinary aluminum alloy balance mode (ALU1-ALU3), the
ALS type can customize the position of the sticker. These two balance modes are suitable for
special structure aluminum alloy rims that require precise balance.
ALS mode can customize the position of the block inside and outside.
In ALS mode, only the distance/diameter ruler is used to obtain parameters, and the width
ruler is not available.
The steps to use ALS mode are as follows:
3.4.1 Get tire parameter value
ALS mode requires two sets of distance and diameter values. di1 and da1 (distance 1 and
diameter 1) are medial parameters, and di2 and da2 (distance 2 and diameter 2) are lateral
parameters. After the parameter acquisition is completed, you can view or modify it by
pressing the manual button. The steps to obtain parameters are as follows:
1. Press the [ALU] key to select the ALS mode.
2. Set the automatic acquisition function by pressing [C] until the screen displays Acq on, as
shown in F3.9.
Figure F3.9 Get function on
3. Pull out the distance/diameter ruler against the inside of the rim, as shown in Figure F3.7.
Distance and diameter values are displayed on the screen during measurement.
4. After hearing one long and one short beep, immediately put the distance/diameter ruler
back to its original position (if the ruler continues to be stored for a long time, the machine
will reacquire new measurement parameters), and complete the collection of inner distance
and diameter parameters .
5. Pull out the distance/diameter ruler again against the outside of the rim, as shown in Figure
F3.8. During measurement, the screen displays distance and diameter values.
6. After hearing one long and two short beeps, immediately put the distance/diameter ruler
back in its original position (if the ruler continues to be stored for a long time, the machine
will reacquire new measurement parameters), and complete the collection of outer distance
and diameter parameters. .
7. After the tire parameter collection is completed, the di1/di2 value (inner/outer distance) and
da1/da2 value (inner/outer diameter) can be displayed or modified by manually pressing the
button.
3.4.2 ALS mode balancing process
After pressing the button [START] or putting down the protective cover, the machine starts to
start the balance measurement process. The unbalance data of the corresponding position will
be displayed on the screen after the machine stops rotating.
3.4.3 Searching for unbalanced points
The purpose of this step is to locate the patch position previously defined by the operator for
placing the counterweight. The operation is as follows:
1. Set the search mode on, by pressing the button [C] until the screen displays Src on. As
shown in Figure F3.10.
Figure F3.10 Search function on
2. Change the unbalance gram displayed in the left window (inside unbalance) the
corresponding balance weight is placed on the ruler head, as shown in F3.11.
Figure F3.11 Using the distance ruler to install the sticky weight
3. Turn the wheel until the inner unbalance point position indicator lights are all on, and use
the foot brake or electromagnetic locking device (models equipped with electromagnetic
brake) to keep the tire stationary at this position.
4. Slowly pull out the distance ruler until you hear the intermittent long beep of the buzzer,
indicating that the position of the unbalance point has been found. During the pull-out process,
the window displays directional aids for operator positioning. As shown in Figure F3.12, F3.13,
F3.14.
5. Keep the distance ruler in this position, then rotate the ruler until the glued balance weight
is attached to the rim. The contact point of the distance puller on the rim will be between the
12 o'clock and 6 o'clock positions.
6. Return the distance ruler to the zero position and continue to start the outer unbalance
search.
7. Loosen the tire and repeat steps 2 through 6 for outboard imbalance trim.
8. Perform tire rotation to test balance results.
Figure F3.12 Pull right to the distance ruler
Figure F3.13 Pull the distance ruler to the left
Figure F3.14 The distance ruler has been positioned to the target position
Note:
a. Carry out the balance test on the tire again, you can skip the parameter acquisition process
and directly carry out the balance test.
b. Perform balance measurement in any mode other than ALS mode, and then select ALS
mode, the machine will obtain the default two sets of di1/da1 and di2/da2 data based on the
previously measured rim data, and recalculate the unbalance result.
3.5 Balance optimization function
The purpose of the balance optimization function is to reduce the balance weight on the rim
by offsetting the unbalance of the tire and the rim. Therefore, this function is suitable for
reducing the balance weight of the counterweight when the tire has a large unbalanced
amount.
1. Press the key【F】+【OPT】to enter the OPT mode.
2. If the tire static imbalance is less than 30 grams, the machine screen will display the
message shown in Figure F3.15 for 2 seconds, and the buzzer will emit 3 short beeps. Then
automatically exit OPT mode. If the tire static imbalance is greater than or equal to 30 grams,
the machine screen will display the message shown in Figure F3.16.
Figure F3.15 Optimizer not available
Figure F3.16 Adjust the tire valve to the 12 o'clock position
3. Turn the rim valve to the 12 o'clock position and mark the tire at the valve. Press the
[OPT] key to confirm the position, as shown in F3.17。
Figure F3.17 Turn the rim valve to the 12 o'clock position and mark the tire at the valve
4. Press the [START] key or close the cover to start the measurement.
5. Remove the tire from the balance shaft and separate the tire and rim. Reinstall the tire
so that the position marked on the tire is rotated and installed relative to the rim valve. As
shown in Figure F3.18.
Figure 3.18 Rotate the tire 180 degrees to the relative position of the rim valve
6. Reinstall the tire on the balance shaft, wipe off the mark on the tire, rotate the rim valve
to the 12 o'clock position, and press the [OPT] button to confirm the position.
At this time, the screen display is as shown in Figure F3.16.
7. Press the [START] key to confirm or close the cover to start the measurement.
8. Rotate the tire until the outboard phase indicators are fully illuminated, then re-mark
the tire at 12 o'clock.
9. Remove the tire from the balance shaft, separate the tire and the rim, and rotate the tire
until the valve position of the rim coincides with the marked position on the tire.
10. When the optimization is over, press the [F]+[OPT] key to exit the OPT mode.
11. Reinstall the tire on the balance shaft and balance the tire in normal mode.
3.6 Balance block segmentation hidden function
This function can divide the outer balance weight W into two smaller balance weights W1
and W2, and paste them on the operator selected
any two points. The positions of the two balance weights W1 and W2 must be located on
both sides of the balance weight W and the angle should not exceed 120 degrees. The
location selection diagram is shown in Figure F3.19.
Figure F3.19 Schematic diagram of the hidden position of the balance sticker
The counterweight concealment feature is used on aluminum rims to hide the outer
counterweight behind the two spokes. When the outer balancer sticks are positioned in line
with the spokes, the balancer split hidden feature should not be used.
The balance weight hidden function can be used in static balance mode, which can
separate a static balance weight into two (especially suitable for motorcycle tires).
Proceed as follows:
1. Measure the balance of the tires, and do not apply the balance weight to the outer side first.
2. Press the [F]+[ALU] key, if the outer unbalance value is not 0, the machine will enter the
balance block split hidden mode. The information displayed by the machine is shown in
Figure F3.20. If the outer unbalance value is 0, the machine will display the message
shown in Figure F3.21 for 2 seconds, and the buzzer will emit 3 short beeps, indicating that
the operation is not available.
Figure F3.20 Input balance weight W1 position
Figure F3.21 Balance weight segmentation hidden function unavailable
3. Manually turn the wheel until the outboard unbalance position indicators are all
illuminated.
4. Manually turn the tire to the selected W1 position, and then press the [C] key to confirm.
The angle between W1 and W must be less than 120 degrees.
5. If the angle is greater than 120 degrees, the buzzer of the machine will emit 3 short beeps,
indicating that the position selection is wrong. If the angle is less than 120 degrees, the
machine will display the information shown in Figure F3.23 and enter the position W2
selection state.
Figure F3.23 Input balance weight W2 position
6. Manually turn the tire to the selected W2 position, and then press the [C] key to confirm.
The angle between W1 and W2 must be less than 120 degrees and sandwich the weight W
position.
7. If the angle between W1 and W2 is greater than 120 degrees, the machine buzzer will emit
3 short beeps, indicating that the position selection is wrong, and the machine is still in the
position W2 selection state. If the angle between W1 and W2 is less than 120 degrees, the
machine screen will immediately display the value of the balance weight W2.
8. Lock the tires, and paste the balance weight W2 according to the grams indicated on the
screen.
9. Manually turn the tire to the previously selected W1 position, at this time the unbalance
position indicator lights are all lit. Lock the tires, and paste the balance weight W1 according to
the grams indicated on the screen.
10. After pasting the stickers at the two positions W1 and W2, press the [F]+[ALU] keys to
exit the balance block split hidden mode.
11. Restart a measurement to verify the balance effect of the balance block division.
4. Machine calibration method:
The machine must be calibrated for proper use. An uncalibrated machine cannot guarantee
the accuracy of its measurements. Calibration must be performed when the machine is replacing
the main control board, replacing or adjusting the measuring sensor. Calibration should also
be performed when the machine is not measuring inaccurately
4.1 Calibration for normal tire types:
To calibrate the machine, you need to prepare a balanced iron rim wheel with a diameter of
about 15 inches and a width of about 6 inches and a balance weight of 100 grams. Proceed as
follows:
1. Turn on the machine.
2. Install the tire on the balance shaft, and input the parameters according to the tire size
correctly.
3. Press the keys [F]+[C], the machine enters the calibration mode, and the screen displays
CAL-CAL.
4. Press the [START] key or put down the protective cover to start the machine measurement.
5. The screen displays 100-ADD when the measurement is complete.
6. Rotate the tire by hand until the inside phase indicators are fully illuminated. Install a
100-gram counterweight on the inside of the tire at 12 o'clock.
7. Press the button [START] or put down the protective cover to start the machine
measurement. After the measurement is completed, the screen displays ADD-100, and remove the
100g balance weight installed on the inside.
8. Rotate the tire by hand until the outboard phase indicators are fully illuminated. Install a
100-gram counterweight on the outside of the tire at 12 o'clock.
9. Press the [START] key or put down the protective cover to start the machine measurement.
10. Machine calibration is complete. After the self-calibration is over, the screen displays
END CAL, and the machine automatically exits the calibration procedure after 3 seconds. If the
self-calibration is unsuccessful, Err 008 will be displayed on the screen. At this time, press
the [C] key or [STOP] to exit the calibration procedure.
4.2 Calibration of motorcycle tire
For motorcycle tire measurement and calibration, a motorcycle jig needs to be prepared.
Proceed as follows:
1. Turn on the machine.
2. Install the motorcycle clamp on the balance shaft, and input the parameters according to the
tire size correctly. .
3. Press the keys [F]+[C], the machine enters the calibration mode, and the screen displays
CAL-CAL.
4. Press the button and press [A-], the machine enters the photoelectric disc self-checking
program, and the screen displays ENC-***, where "***" is the current position information of
the photoelectric disc. Rotate the machine shaft until the position information of the
photoelectric disc is displayed as 33, press the [START] key to confirm, the machine enters
the motorcycle tire measurement and calibration procedure, and the screen displays noT
-CAL.
5. Press the [START] key or put down the protective cover to start the machine measurement.
6. When the self-calibration is over, the screen displays END CAL. After 3 seconds, the
machine returns to the photoelectric disc self-checking program.
Note: The motorcycle mode measurement calibration needs to be performed after the
car mode measurement calibration is completed, otherwise the motorcycle mode calibration
cannot be completed. The machine will prompt Err20 failure.
4.3 Calibration of the diameter ruler
Proceed as follows:
1. Turn on the machine.
2. Install a tire of known diameter on the balance shaft, and manually input the diameter of the
tire rim.
3. Press the keys [F]+[C], the machine enters the calibration mode, and the screen displays
CAL-CAL.
4. Press the button and press [A-], the machine enters the photoelectric disc self-checking
program, and the screen displays ENC-***, in which "***" is the current position information
of the photoelectric disc. Turn the machine shaft until the position information of the
photoelectric disc is displayed as 36, press the [START] key to confirm, the machine enters
the diameter ruler calibration procedure, the screen displays Di1-***, and "***" is the current
measurement value of the diameter ruler.
5. Put the diameter ruler on the balance shaft at the initial position (that is, the measurement
zero point), and press 【START】key to confirm.
6. Hold the measuring head of the diameter ruler against the inner side of the rim of the tire to
be tested, as shown in Figure F4.1 (the screen displays Di2-*** at this time, and "***" is the
current measurement value of the diameter ruler). Press the [START] key to confirm.
7. After the calibration of the diameter ruler is completed, the machine returns to the
photoelectric disc self-checking procedure.
Figure F4.1 Schematic diagram of calibration diameter
4.5 Calibration of width ruler
Proceed as follows:
1. Turn on the machine.
2. Install a tire of known diameter and width on the balance shaft, and input the distance (A
value), tire width (B value) and tire diameter (D value) from the inside of the tire to the
length measuring ruler correctly.
3. Press the keys [F]+[C], the machine enters the calibration mode, and the screen displays
CAL-CAL.
4. Press the button and press [A-], the machine enters the photoelectric disc self-checking
program, and the screen displays ENC-***, in which "***" is the current position
information of the photoelectric disc. Rotate the machine shaft until the position information
of the photoelectric disc is displayed as 37, press the [START] key to confirm, the machine
enters the width ruler calibration procedure, the screen displays Br1-***, and "***" is the
current measurement of the width ruler.
5. Place the width ruler at the measurement zero position (the width ruler is in the vertical
state), and press 【START】key to confirm.
6. Move the width ruler, hold the measuring head of the width ruler against the outer side of
the tire rim to be tested (the screen displays Br2-***, "***" is the current measurement of the
width ruler), press the [START] key confirm.
7. After the calibration of the width ruler is completed, the machine returns to the
self-checking procedure of the optical disc.
4.6 Calibration of the balance shaft
Proceed as follows:
1. Turn on the machine and do not install the wheel and its accessories on the balance shaft.
2. Press the keys [F]+[C], the machine enters the calibration mode, and the screen displays
CAL-CAL.
3. Press the button and press [A-], the machine enters the photoelectric disc self-checking
program, and the screen displays ENC-***, in which "***" is the current position information
of the photoelectric disc. Rotate the machine shaft until the position information of the
photoelectric disc is displayed as 0, press the [START] key to confirm, the machine enters the
balance shaft calibration procedure, and the screen displays AIS-CAL.
4. Press the [START] key or put down the protective cover to start the machine measurement.
5. The measurement is over, and the calibration of the machine balance shaft is completed.
The screen displays CLR-END, and the machine automatically exits the calibration program
after 3 seconds
Note: When the screen displays AiS-CAL, press the [C] key to clear the calibration data
of the balance shaft, the screen displays CLR-Err, and the machine automatically exits the
calibration program after 3 seconds.
5. Machine service program
5.1 Optical disc self-check
Press the button [F]+[C], the machine enters the calibration mode, the screen displays
CAL-CAL, press the button and press [A-], the machine enters the photoelectric disk self-test
program, the screen displays ENC-***, among which "* **" the position information of the
current optical disc.
Figure F5.1 Phase photoelectric panel test results
5.2 Hidden grams setting
After the machine enters the photoelectric disc self-checking procedure, turn the measuring
shaft until the screen displays ENC-005, and press the [START] key to confirm.
The screen displays the current hidden grams HId 5, press【B+】or【B-】to modify 5,10,15, the
three minimum grams are hidden, press【C】key to save and return, press【STOP】key to exit
the setting menu.
5.2mm/inch toggle
After the machine enters the photoelectric disc self-checking procedure, turn the measuring
shaft until the screen displays ENC-017, and press the [START] key to confirm. The machine
enters the length unit setting mode. There are two length unit options, which can be selected
by pressing the [B+] or [B-] key. One is in millimeters, expressed in mm, as shown in Figure
F5.2. A unit is inches and is expressed in CH, as shown in Figure F5.3. Press【C】key to save
and return, press【STOP】key to exit the setting menu.
Figure F5.2 The unit is set to mm
Figure F5.3 Units are set to inches
5.3 Switching between motor constant rotation measurement/inertial measurement
After the machine enters the photoelectric disc self-checking procedure, turn the measuring
shaft until the screen displays ENC-022, and press the [START] key to confirm. When the
machine enters the setting of the working state of the motor during measurement, the screen
displays Er2 On/OFF, which can be selected by pressing the [B+] or [B-] key. Press 【C】key
to save and return, press【STOP】key to exit the setting menu.
Note: After this function is turned on, the motor will remain powered during
the measurement process.
5.4 g/oz toggle
After the machine enters the photoelectric disc self-checking procedure, turn the measuring
shaft until the screen displays ENC-029, and press the [START] key to confirm. The machine
enters the weight unit setting mode. There are two weight unit options, which can be selected
by pressing the [B+] or [B-] key. One is in grams, expressed in Gr, as shown in Figure F5.4. A
unit is the ounce expressed in Ou, as shown in Figure F5.5. Press【C】key to save and return, press
【STOP】key to exit the setting menu.
Figure F5.4 Weight unit is set to grams
Figure F5.5 Weight unit is set to ounces
5.5 Electromagnetic positioning function settings
After the machine enters the photoelectric disc self-checking procedure, turn the measuring
shaft until the screen displays ENC-050, and press the [START] key to confirm. The machine
enters the setting of the electromagnetic positioning function, the screen displays LOC
On/OFF, and the selection is made by pressing the [B+] or [B-] key. Press【C】key to save and
return, press【STOP】key to exit the setting menu. Electromagnetic lock function: Press STOP
if the electromagnetic lock function is turned on, after long pressing for 3 seconds, the braking
signal will be output, hold for 60 seconds, and press C or STOP to turn off
Note:
1. After this function is turned on, the electromagnetic brake signal is output
at the balance point position.
2. This function is only available for models with electromagnetic positioning.
3. After this function is turned on, press and hold the [STOP] key for 3 seconds,
and the electromagnetic braking signal will be output for 60 seconds.
5.6 The protective cover closed setting (applicable to models equipped with protective cover)
After the machine enters the photoelectric disc self-checking procedure, turn the measuring
shaft until the screen displays ENC-057, and press the [START] key to confirm. The machine
enters the protective cover closed to start the measurement setting, and the screen displays
AUt On/OFF, which can be selected by pressing the [B+] or [B-] key. Press【C】key to save and
return, press【STOP】key to exit the setting menu.
5.7 Speed measurement
After the machine enters the photoelectric disc self-checking procedure, turn the measuring
shaft until the screen displays ENC-062, and press the [START] key to confirm. The machine
goes into RPM measurement. Press the [START] button to start the test. During the rotation
of the balance shaft, the current rotation speed of the balance shaft will be displayed on the
right side of the screen, as shown in Figure F5.6. In this example, the rotation speed of the
balance shaft is 173 rpm. Press【STOP】key to exit this menu.
Figure F5.6 Balance shaft speed results
5.8 Laser and Lighting Function Settings
After the machine enters the photoelectric disc self-checking procedure, turn the measuring
shaft until the screen displays ENC-074, and press the [START] key to confirm. The machine
enters the laser and lighting settings and the screen displays LED On/OFF. Select by pressing
[B+] or [B-]. Press【C】key to save and return, press【STOP】key to exit the setting menu.
Note:
After the laser and lighting functions are turned on, if the machine is not
operated within 60 seconds, the laser and lighting will be automatically
turned off. After the machine is re-operated, the laser and lighting functions
will be restored.
5.9 Balance sticker material settings
After the machine enters the photoelectric disc self-checking procedure, turn the measuring
shaft until the screen displays ENC-090, and press the [START] key to confirm. The machine
enters the balance weight material setting setting. There are two options for the material of
the balance block, one is iron, which is represented by FE, as shown in Figure F5.7. One is that
the material is lead, which is represented by Pb, as shown in Figure F5.8. Press【C】key to
save and return, press【STOP】key to exit the setting menu.
Pic 5.9 The balance weight material is set to iron
Figure F5.10 The material of the balance weight is set to lead
5.10 Machine aging function settings
After the machine enters the photoelectric disc self-checking program, turn the measuring
shaft until the screen displays ENC-100, press the [START] key to confirm, the machine enters
the aging function test selection state, and the screen displays as shown in Figure F5.11. Press
the [START] key again to confirm, the machine starts to run in aging, press the [C] key or the
[STOP] key during the aging operation to exit the aging state. After the aging is started 100 times,
the machine exits the aging state.
Figure F5.11 Aging function selection
5.11 Adjust the machine structure parameters b
After the machine enters the photoelectric disc self-checking program, turn the measuring
shaft until the screen displays ENC-114, press the [START] key to confirm, and the machine
enters the adjustment state of machine structure parameter b. The value of the structure
parameter b can be modified by pressing the keys [B+] or [B-] (the adjustment range is 150-350).
Press【C】key to save and return, press【STOP】key to exit the setting menu.
5.12 U/F Conversion Unit Test
Press the button [F]+[C], the machine enters the calibration mode, the screen displays
CAL-CAL, press the button [A+], the machine enters the U/F conversion unit test. At this time,
the U/F conversion unit measurement result is displayed on the screen, and the normal value of
the result should be between 45.0-55.0, as shown in Figure F5.12. Press【STOP】key to exit this
menu.
Figure F5.12 U/F conversion unit measurement results
5.13 Display unit tests
Press the key【F】+【FINE】key, the machine enters the display unit test state. At this time, the
indicator lights and digital tubes on the screen are all lit for 5 seconds. This function is used to
test the condition of the display unit。
5.14 Sensor Signal Test
After the machine enters the photoelectric disc self-checking procedure, turn the measuring
shaft until the screen displays ENC-042, press the [START] key to confirm, and the machine
enters the sensor signal test. To carry out this test, you need to prepare a balanced iron rim
wheel with a diameter of about 15 inches and a width of about 6 inches and a 100-gram
counterweight, and install the 100-gram counterweight on the inner side of the rim according
to the indicated phase. Press the [START] key to start the test measurement. After the
measurement is completed, the measurement results of the two sensors will be displayed on
the screen. Press the key [A+] or [A-] to display the peak information and phase information of
the sensor respectively. Press【STOP】key to exit this menu
6. Fault Codes and Troubleshooting
6.1 Fault code
The fault codes are shown in Table T6.1:
error code
Fault description
Troubleshooting and troubleshooting
Err01
Spindle does not turn fault
Check the mounting position of the motor and
phase measurement board.
Err02
Insufficient inertia fault during
measurement
Check for correct tire installation or balance shaft
bearing failure.
Err03
Out of range error during
measurement
Check for deformed or improperly installed tires
Err04
reverse failure
Check whether the connection between the phase
measurement board and the main board is normal.
Err05
The protective cover is not
closed fault
The measurement was started when the protective
cover was not closed.
Err06
U/F conversion unit failure
Check whether the voltage output of the power
board is normal.
Err07
FLASH failure
Reboot the machine.
Err08
No grams or sensor failures
during the machine calibration
phase
Place the standard balance weight and re-calibrate
the machine
Err09
machine calibration failure
Re-calibrate the machine
Err10
Device not calibrated fault
Carry out CAR tire mode calibration or MOTO
tire mode calibration.
Err11
length gauge failure
The length gauge is not at the zero position when
the machine is turned on, and the connection
between the length gauge sensor and the main
control board is normal. .
Err12
Diameter gauge failure
The diameter gauge is not at the zero position
when the machine is turned on, and whether the
connection between the diameter gauge sensor
and the main control board is normal.
Err13
Width ruler failure
The width gauge is not at the zero position when
the machine is turned on, and the connection
between the sensor and the main control board is
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Toolots 932A is a wheel balancer designed to enhance vehicle safety and performance. With a maximum wheel weight capacity of 132.3lbs, it efficiently accommodates most standard tires. Featuring advanced technology, it delivers precise balance results with an accuracy of up to 1g, ensuring a smooth and vibration-free ride. The balancer operates in various modes, including static and dynamic balancing, catering to different wheel types, including car, off-road vehicles, and motorcycles.
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