Protec AMC Series User manual

Brand: Protec

Model: AMC Series

Type: User manual

This manual is also suitable for

AC-200A

Protec AMC Series: A high-tech A/C system maintenance center designed for professional and easy servicing of automotive air conditioners. It offers features like internal pipeline flushing, recovery, recycling, recharging, and more. Its advanced functions include forward, reverse, and pulse flushing for effective cleaning, refrigerant supply for the cleaning tank, and auxiliary port usage. The AMC Series provides precise pressure monitoring with vertically installed HP & LP gauges, ensuring accurate readings.

AC-200A A/C System Maintenance Centre

AC-200A

A/C System Maintenance

Centre

AC-200A A/C System Maintenance Centre

Safety

 The machine is designed to be used and repaired by qualified personnel only.

 The machine designed for use in recovering the R134a refrigerant fluid used in the air-conditioning

(A/C) systems of motor vehicles. Fill the A/C system with the quantity of refrigerant recommended

by the manufacturer.

 Check the vehicle use and maintenance manual for the type of refrigerant fluid used by the A/C

system. Do not mix different type of refrigerant otherwise can easily lead to malfunction of the

machine.

 Keep away from moving parts and rotating elements such as cooling fans, alternators and heating

components, etc to avoid harm.

 Wear protective clothing gloves and goggles.

 As automotive air conditioning pipe flushing, the operator must be fully familiar with automotive air

conditioning system and operation of the machine. Check whenever the engine is turned off that

the ignition key is turned to the full OFF position!

 Do not expose the machine to direct sunlight or rain. Use only in well-ventilated work areas.

 Never exceed 30 ° tilt in transit process upside down is strictly prohibited.

 Do not touch the machine high voltage power supply section, and do not maintain the machine as

power on.

 Care of the manual.

AC-200A A/C System Maintenance Centre

TABLE OF CONTENTS

1. Introduction ................................................................................................................................................. 1

1) Outline ........................................................................................................................................................ 1

2) Features ....................................................................................................................................................... 1

3) Specifications .............................................................................................................................................. 1

2. Functions ..................................................................................................................................................... 2

1) Primary functions ........................................................................................................................................ 2

2) Subsidiary functions.................................................................................................................................... 2

3. Operation ..................................................................................................................................................... 3

1) Parts descriptions ........................................................................................................................................ 3

2) First use ....................................................................................................................................................... 4

3) Recovery/Recycling .................................................................................................................................... 4

4) Preparations before Flushing ...................................................................................................................... 5

5) Flushing & Recovery .................................................................................................................................. 5

6) Vacuum ....................................................................................................................................................... 6

7) New oil adding ............................................................................................................................................ 6

8) Recharging .................................................................................................................................................. 6

9) Refrigerant supply for the cleaning tank (internal tank) ............................................................................. 7

10) Usage of the Auxiliary Port ....................................................................................................................... 8

11) Maintenance .............................................................................................................................................. 8

12) Parameter setting and inquiring .............................................................................................................. 10

APPENDIX: ALARM CODE TABLE ......................................................................................................... 12

AC-200A A/C System Maintenance Centre

1. Introduction

1) Outline

AMC series A/C system maintenance equipment is with the latest design technique which uses

the best control principle and the manufacturing process.

AMC-200A A/C System Maintenance Centre is intelligent equipment collecting of the A/C

flushing, recovery, recycling, recharging and other functions in one. It’s with the beautiful shape,

humanized operation interface, and advanced manufacturing processes to make the A/C

maintenance professional and simple.

2) Features

A. Internal pipeline of A/C system flushing, effectively cleared the internal greasy and fouling,

to restore the A/C system performance.

B. With forward flushing, reverse flushing, and pulse flushing functions, which greatly improve

the cleaning effect.

C. Using large-size glass tube with LED backlighting, can effectively observe the entire

cleaning process.

D. Vertically installing the HP & LP gauges let the operator be able to observe the pressure

parameters timely even in the car.

E. Unique design of the pipeline to achieve the high recycling rate no matter with the gas or

the liquid.

F. Easy to operate with the concise operating interface.

3) Specifications

A. Voltage input: AC220V±10％~50/60Hz

B. Compressor：12.12cm

C. Vacuum pump: 7.2m

/h，10Pa

D. Load cells: ±10g

E. Tank: 12L

F. Oil bottle: 250ml,double

G. Working pressure: max. 20bar

H. HP gauge: -1bar~3.5MPa

I. LP gauge: -1bar~1.5MPa

J. Backlighting：LED

AC-200A A/C System Maintenance Centre

2. Functions

1) Primary functions

A. Flushing

B. Recovery/Recycling

C. Used oil discharging

D. Vacuum

E. New oil filling

F. Recharging

2) Subsidiary functions

A. Refrigerant supplying

B. Load cell calibration

C. Recharging tank exchanging procedure

D. Maintenance procedure for dry filter

E. Alarms

F. Parameters setting

G. Parameters inquiring

AC-200A A/C System Maintenance Centre

3. Operation

1) Parts descriptions

HP gauge

HP Port

Tubes hang fittings

Operation panel

LP gauge

Window

Alarm light

Cooling fan

Switch for new oil adding

New oil bottle

Parameter decrease key

Parameter increase key

Enter key

Flushing key

Min indicator

Kg indicator

LED displayer

Recovery key

Filling key

Start key

Switch for used oil discharge

Used oil bottle

Oil window &

extraction tap of

Vacuum Pump

LP Port

Stop key

Auxiliary Port

Air Purge

Recharging

Tank

Update

Port

Recharging Tank indicator

Vacuum key

Keys description

AC-200A A/C System Maintenance Centre

2) First use

A、 Unscrew the electronic scale support screw before using the equipment.

B、 Please supply about 4 kg refrigerants into the tank of equipment so that all of the functions

can be run normally.

C、 Fix the refrigerant tank (Recharging tank) on the load cell.

Connect the hose port with needle to the Recharging Tank port of the machine and connect

another port of the hose to the refrigerant tank.

Open the valve of the refrigerant tank and place it upside down on the load cell pan.

3rd Fix it with the accessories.

Note: If you need not using the auxiliary load cell, please fix it as the manufactory.

Warning: Non-pedal the auxiliary load cell!

D、 Please read this user manual carefully before operating.

3) Recovery/Recycling

A、 Pres key to select the Recovery/Recycling function:

B、 The LED displays the weight of refrigerant in the cleaning tank (internal tank).

C、 Presses “START” key to run.

、

It will stop running and discharge the used oil automatically when the recovery/recycling

process finish.

From the back.

Unscrew the

support screw.

AC-200A A/C System Maintenance Centre

Note: also be able to discharge the used oil by press the switch.

E、 During the running process, if it displays a code as F00-, please refer to the APPENDIX:

ALARM CODE TABLE.

4) Preparations before Flushing

A、 To check if there has enough refrigerant in the tank. The volume should be 4~6 kg.

B、 Empty the used oil bottle.

C、 Check the automotive A/C system. If there has any leakage, it must be repaired firstly to

avoid refrigerant leak during flushing process.

D、 Check if the automotive air-conditioning can run normally.

5) Flushing & Recovery

A、 Before flushing the pipeline of automotive A/C system, please turn on A/C system and run

it for 5 to 10 minutes. And set it as the lowest temperature and medium wind.

B、 Turn off the automotive air conditioning.

Warning: do not start the air conditioning during the flushing process! Otherwise, it

easily causes damages to the air-conditioning and risk of accident!

C、 Press key to select the “Recovery/Flushing” function.

D、 The LED displays the flushing time.

E、 Set the flushing time by pressing “+” or “-” key and press “ENTER” key to conform it. In

order to achieve good flushing performance, the flushing time should be more than 30

minutes. Normally, the good flushing time is about 45 minutes for car.

Note: The flushing time does not include the time of recovery process. Once the

flushing is finished, the machine will run the recovery function automatically.

F、 Press “START” key to run the function.

G、 Then the forward flushing, reverse flushing and pulse flushing will be run.

H、 If it displays code as F00- during the process, please refer to the APPENDIX: ALARM

CODE TABLE.

I、 After flushing process finished, the recovery process run automatically.

J、 When the whole process finished, it drain the used roil automatically.

Notice: it’s normal for that there have action sound of the solenoid valve during the

working process. Please do not stop it.

AC-200A A/C System Maintenance Centre

6) Vacuum

A、 Press key to select the vacuum function.

B、 The LED displays the vacuum time.

C、 Set the vacuum time by pressing "+" or "-" and press the "ENTER" key to confirm it. It

should be more than 15 minutes. Generally, it needs 15 minutes at least for the air

conditioning only with front wind and 20 minutes for with the front and rear wind.

D、 Press “START” key to run it.

E、 When the time is finished, it will stop automatically.

F、 If it displays code as F00- during the process, please refer to the APPENDIX: ALARM

CODE TABLE.

7) New oil adding

A、 Pour new oil into the new oil bottle.

Note: add new oil more 20ml than the used oil drained out to avoid the air into the

air conditioning system.

B、 After vacuum, press the switch of the new oil bottle to control the new oil filling.

Warning: please do not press the switch of the new oil bottle anytime when the

automotive air conditioning system in non-vacuum state, otherwise it have the risk

of explosive bottles!

8) Recharging

Note:

i. Here you can choice the cleaning tank (internal tank) or recharging tank (external

tank) to recharging the refrigerant into the A/C system.

AC-200A A/C System Maintenance Centre

ii. When the led as is on, it means that recharge the refrigerant from the

recharging tank (external tank). Otherwise, from the cleaning tank (internal tank).

iii. It’s by cleaning tank (internal tank) to recharge as default. After fixed the recharging

tank (external tank), you can set to recharge refrigerant from the recharging tank

(external tank). The setting ways is referring to the PARAMETER SETTING.

iv. When the refrigerant in the recharging tank (external tank) is not enough, please

exchange one tank of refrigerant. The exchanging ways is referring to the

RECHARGING TANK EXCHANGING.

Operations;

A、 Press the key to select recharging function.

B、 The led displays the amount of recharging.

C、 Set filling amount by press “+” or “-” key, and then press “ENTER” key.

Note: set the filling amount according to automotive user manual. The unit is kg.

D、 Presses “START” key to run.

E、 Stop automatically after recharging finished.

Note: In the filling process, if LED displays alternately the remaining amount of

filling and the letters "AC", it means that you need to turn off the HP coupler and

turn on the car air-conditioning to complete the filling process. Later, you should

supply new refrigerant into the tank.

9) Refrigerant supply for the cleaning tank (internal tank)

A、 Connect the port of fresh refrigerant tank to the HP port of equipment. Block the LP port of

equipment with a cap or LP coupler.

Note: it should connect to the liquid port of fresh refrigerant tank. If has no liquid

port, please invert the fresh refrigerant tank.

B、 Press and hold the "-" key and power on the equipment at same time. The “Recovery” and

“Kg“indicators will light on, which means refrigerant supply function is on.

C、 Set supply amount by press “+” or “-” key, and then press “ENTER” key.

D、 Presses “START” key to run.

E、 When the LCD display “CLO”, please close the valve of the fresh refrigerant tank.

F、 Stop automatically after supply finished.

AC-200A A/C System Maintenance Centre

10) Usage of the Auxiliary Port

A、 Leak checking by N2

i. Remove the cap of auxiliary port after the equipment stop working entirely.

ii. Connect the N

to the auxiliary port.

Note: the connector to the auxiliary port must be with thimble. Do not open the valve

of N

during this process.

iii. Adjust the N

pressure to a suitable value and open the valve of N

. When the pressure is

stable, please close the valve of N

. Normally, the pressure is adjusted to about 12~15bar.

iv. Check if there has any leakage in the A/C system. After checking, please press the needle in

the auxiliary port to relive the N

v. After finished, re-back the cap to the auxiliary port.

B、 Recharging from cans

i. Before vacuum, connect the pipe with the external tank to the auxiliary port.

Note: the connector to the auxiliary port must be with thimble. Do not open the valve

of external tank

during this process.

ii. Run vacuum function.

iii. Open the valve of external tank to recharge the right amount refrigerant into A/C system.

And then close the valve of external tank.

iv. After finished, disconnect the pipes and re-back the cap to the auxiliary port.

11) Maintenance

A、 Calibration of load cell

When the load cell is not precise, it needs to be calibrated.

Calibrating procedure as below:

i. Prepare a 15 kg weight. And remove the refrigerant tank from scale pan and keep the

pan empty.

Note: do not disconnect the red and blue hose from the refrigerant tank. It’s better

put the refrigerant tank on a lower stage.

ii. Press and hold “STOP” key then power on the equipment. Press”+”or ”-” to select the

load cell of cleaning tank (internal tank, SEN1) or of the recharging tank (external tank,

SEN2). Press “ENTER” key to the calibration process.

iii. The LED displays “1” in flushing.

iv. Press "ENTER" key to do the empty plan calibration. Then the LED will display “2” in

flushing. Note: If LED shows “ERR1”，please refer to the APPENDIX: ALARM CODE

TABLE.

v. Put the 15 kg weight onto the scale pan and press “ENTER” key. Then LED displays the

weight value and adjusts the value to 15 by press “+” or “-”key.

Note: if the weight is 20kg, the value must be set to 20.

vi. Press “ENTER” key to do the scale linear calibration. Then the LED displays “END” to

mean it’s successful for the calibration.

Note: if LED shows “ERR2”, please refer to the APPENDIX: ALARM CODE TABLE.

AC-200A A/C System Maintenance Centre

vii. Then power off and replace and fasten the refrigerant tank onto the scale pan.

B、 Exchange dry filter

The dry filter must be exchange after used a period. The machine has set the exchange time.

When the dry filter reaches the life time, the LED will show code “F004”. Now the dry filter must

be exchanged.

i. Press and hold (VACUUM) key and power on the equipment.

ii. Press “START” key to do the first step automatically.

iii. Replace the used dry filter with a new one then press “ENTER” key.

iv. Input the dry filter ID. Please refer to the chapter PARAMETER SETTING.

v. Power off and dry filter exchange procedure finish.

C、 Change vacuum pump oil

i. When the pump oil became cream or the LED displays “F008”, the vacuum pump oil

must be changed.

ii. Step 1: unscrew the block of the drain port to drain entirely out the old oil. Then re-back

the block to the drain port.

iii. Step 2: unscrew the cap of the fill port and then fill the new oil slowly into the vacuum

pump until the oil level reach at the center site. Then re-back the cap to the fill port.

Note: the new vacuum pump oil cannot be filled too much into the vacuum pump

otherwise it will spray out when working.

D、 Recharging tank exchange

When there is no enough refrigerants in the recharging tank, it needs to change a

new tank of refrigerant in time so that the recharging function can be run.

i. Press and hold the (flushing) key to power on.

ii. The LED displays the remained amount in the recharging tank.

iii. Press the “ENTER” key.

iv. When the LED displays the “CH”, please change a new tank of refrigerant and fix it

Window

Drain port

Fill port

AC-200A A/C System Maintenance Centre

well.

v. Power off and exchange ok.

12) Parameter setting and inquiring

A、 Parameter setting

i. Here can set the cleaning tank or recharging tank as the default recharge tank.

ii. Press and hold the "START" key and power on the equipment to enter the mode.

The LED displays the parameter code and you can change the code by press "+” or

“-" key.

iii. The LED displays “P3”.

iv. Press “ENTER” into setting mode. Press “+”or”-” to select the setting value.

g: Set the unit is KG/G as default.

lb: Set the unit is LB as default.

v. Press “ENTER” to save.

vi. The LED displays “P4”.

vii. Press “ENTER” into setting mode. Press “+”or”-” to select the setting value.

C-1: Set the cleaning tank (internal tank) as default. This is also default of nufactory.

C-2: Set the recharging tank (external tank) as default.

viii. Press “ENTER” to save.

ix. Power off.

B、 Parameter inquiring

i. Press and hold (Recharging) key to enter parameter inquiring mode.

ii. In this mode five parameters can be inquired.

The LED displays the parameter code and you can change the code by press "+” or “-"

key.

iii. Code “C”: total worked time of the compressor

When LED displays code "C", please press "OK" key to show the total worked time.

iv. Code “P”: total worked time of the vacuum pump

When LED displays code "P", please press "OK" key to show the total worked time.

v. Code “F”: volume of refrigerant dealt with by dry filter.

When LED displays code "P", please press "OK" key to show the total worked time.

Reset this code by press together “Fill” and “Stop” keys and the ways of dry-filter ID is as

follows:

Dry filter ID is with 4 digits, and you need to set one by one.

When one digit is in flash, it means you can set it by press "+” or “-" key, and press “OK”

AC-200A A/C System Maintenance Centre

key to confirm it.

Set a same value according to the ID pasted on the dry-filter.

Only you set the correct 4 digits, the equipment can accept it

Note: The code used already will be not able to be accepted again.

vi. Code “CON”: total times of the equipment being operated.

vii. Code “SN”: the equipment serial number

AC-200A A/C System Maintenance Centre

APPENDIX: ALARM CODE TABLE

Code

Descriptions

Emergency Method

F001

No enough refrigerant in cleaning

tank

Supply refrigerant in time.

F002

Too much refrigerant in tank

Transfer some refrigerant to another tank.

F003

High pressure

Stop use for a period.

F004

No refrigerant to recovery

Run next function.

F005

Cannot vacuum

Recovery first and then run vacuum.

F006

Exchange dry-filter

The dry-filter is life-end.

F007

Vacuum pump maintenance

Change the pump oil in time.

F009

No enough refrigerant in recharging

tank

Change a new tank of refrigerant.

F010

Prohibit changing the recharging

tank

Here has enough refrigerant in the tank.

ERR1

Load cell calibration error at step 1

Check if the scale pan empty.

Check the connection of signal cable being ok.

Check if the load cell is damaged.

ERR2

Load cell calibration error at step 2

Check if the weight has been put onto the

scale pan.

Check the connection of signal cable being ok.

Check if the load cell is damaged.

Protec AMC Series User manual

Brand: Protec

Model: AMC Series

Type: User manual

This manual is also suitable for

AC-200A

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Protec AMC Series User manual

This manual is also suitable for

Protec AMC Series User manual

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