Grundfos AMG Series Service Instructions Manual

Grundfos
Brand
Grundfos
Model
AMG Series
Type
Service Instructions Manual

Grundfos AMG Series

The Grundfos AMG Series is a line of submersible mixers designed for a variety of applications, including mixing, blending, and pumping liquids. These mixers are available in a range of sizes and configurations to meet the specific needs of your application.

Grundfos AMG Series

The Grundfos AMG Series is a line of submersible mixers designed for a variety of applications, including mixing, blending, and pumping liquids. These mixers are available in a range of sizes and configurations to meet the specific needs of your application.

GRUNDFOS INSTRUCTIONS
AMG
50/60 Hz
Service instructions
QR96498078
Installation and operating instructions in
English and other languages for 50/60 Hz.
http://net.grundfos.com/qr/i/96498078
2
3
English (US)
English (US) Service instructions
Original service instructions
In this document there are references to the installation and
operating instructions for mixers, type AMG (96498078). The
installation and operating instructions are accessible via the QR
code and the link on the front of this document.
CONTENTS
Page
1. General information
1.1 Hazard statements
The symbols and hazard statements below may appear in
Grundfos installation and operating instructions, safety
instructions and service instructions.
The hazard statements are structured in the following way:
1.2 Notes
The symbols and notes below may appear in Grundfos
installation and operating instructions, safety instructions and
service instructions.
1. General information
3
1.1 Hazard statements
3
1.2 Notes
3
1.3 Safety
4
2. Preparing the dismantling of the product
4
2.1 Transporting the product
4
2.2 Contaminated products
4
2.3 Handling and storing the product
4
3. Dismantling and assembling the product
5
3.1 Explosion-proof versions
5
3.2 General information
5
3.3 Dismantling the product
5
3.4 Assembling the product
7
4. Additional information
10
4.1 Oil types and quantity
10
4.2 Special tools
10
4.3 Torques and lubricants
11
4.4 Sectional drawings
12
Read this document before starting service work on
the product. Installation and service work must
comply with local regulations and accepted codes of
good practice.
Observe the safety instructions in the installation and
operating instructions for the product.
DANGER
Indicates a hazardous situation which, if not avoided,
will result in death or serious personal injury.
WARNING
Indicates a hazardous situation which, if not avoided,
could result in death or serious personal injury.
CAUTION
Indicates a hazardous situation which, if not avoided,
could result in minor or moderate personal injury.
SIGNAL WORD
Description of hazard
Consequence of ignoring the warning.
- Action to avoid the hazard.
Observe these instructions for explosion-proof
products.
A blue or grey circle with a white graphical symbol
indicates that an action must be taken.
A red or grey circle with a diagonal bar, possibly with
a black graphical symbol, indicates that an action
must not be taken or must be stopped.
If these instructions are not observed, it may result in
malfunction or damage to the equipment.
Tips and advice that make the work easier.
English (US)
4
1.3 Safety
For safety reasons, all work in pits must be supervised by a
person outside the pit.
Pits for submerged sewage and wastewater products may contain
sewage or wastewater with toxic and/or disease-causing
substances. Therefore all persons involved must wear
appropriate personal protective equipment and clothing, and all
work on and near the product must be carried out under strict
observance of hygienic regulations in force.
2. Preparing the dismantling of the product
2.1 Transporting the product
Transport the product in horizontal position. Make sure the
product cannot roll of fall over.
See the installation and operating instructions for mixers, type
AMG (96498078). Use the QR code and the link on the front of
this document.
2.2 Contaminated products
See the installation and operating instructions for mixers, type
AMG (96498078). Use the QR code and the link on the front of
this document.
2.3 Handling and storing the product
2.3.1 Handling the product
The product weights between 78 and 280 kg with motor bracket
and 10 m cable. It is therefore important to use the correct lifting
equipment. The product weight is stated on the nameplate.
2.3.2 Storing the product
See the installation and operating instructions for mixers, type
AMG (96498078). Use the QR code and the link on the front of
this document.
Installation of products in pits must be carried out by
specially trained persons.
Work in or near pits must be carried out according to
local regulations.
DANGER
Electric shock
Death or serious personal injury
- It must be possible to lock the main switch in
position 0. Type and requirements as specified in
local regulations.
Persons must not enter the installation area when the
atmosphere is explosive.
We recommend that you carry out all maintenance
and service work when the product is placed outside
the pit.
DANGER
Crushing hazard
Death or serious personal injury
- Always lift the product by its lifting bracket or by
means of a forklift truck if the product is on a pallet.
Do not lift the product by the power cable.
Make sure that all lifting equipment is rated for the
purpose.
Check the lifting equipment for damage before
attempting to lift the components.
DANGER
Crushing hazard
Death or serious personal injury
- Always lift the product by its lifting bracket or by
means of a forklift truck if the product is on a pallet.
Do not lift the product by the power cable.
Do not lift the product by the power cable. It may
result in electric short circuit and risk of shock when
the product is connected to the mains. The cable and
cable entry my be damaged, leading to loss of
watertightness and consequent severe damage to
the motor.
5
English (US)
3. Dismantling and assembling the product
Before starting any work on the products used in liquids, which
could constitute a hazard to health, thorough cleaning or venting
of the product, pit, etc. must be carried out according to local
regulations.
3.1 Explosion-proof versions
Explosion-proof versions must be serviced and repaired by
Grundfos or by an authorised service partner by Grundfos.
Spare parts
Damaged parts must always be replaced by new approved parts.
Motor parts must not be reconditioned by machining, retapping,
welding, etc.
3.2 General information
Position numbers of parts (digits) refer to section 4. Additional
information.
Before dismantling
• Check the generation of the product.
• Switch off the power supply.
• Disconnect the power cable in accordance with local
regulations.
Before assembly
• Clean and check all parts.
• Replace defective parts by new parts.
• Order the necessary service kits.
• Always replace gaskets and O-rings.
During assembly
• Lubricate and tighten screws and nuts according to section
4.3 Torques and lubricants.
3.3 Dismantling the product
3.3.1 Removing the propeller
1. Remove the upper plug (1102).
2. Remove the plug (1101) and drain the oil into a suitable
container.
3. Remove the screw (1111), washer (1110), hub cover (1109)
and O-ring (1108).
4. Unlock the lock washer (1107) from the slotted nut (1106).
Note: This applies only to old versions. See
3.1 Explosion-proof versions.
5. Remove the outer slotted nut (1106) with a suitable tool.
6. Remove the lock washers (1107).
7. Remove the inner slotted nut (1106).
8. Gently tap on the back of the propeller with a plastic hammer
to remove it from the shaft.
3.3.2 Sealing system of propeller hub and gear casing
1. Remove the hub lip seals (1104) from the inside of the hub.
2. Remove the key (1105) from the shaft.
3. Remove the sleeve (1096) from the wear ring (1097).
4. Remove the rotating shaft seal part (1098) from the gear shaft
(1093).
5. Gently tap on the side of the wear ring to remove it from the
gear casing.
6. Remove the stationary shaft seal part (1098) from the wear
ring.
7. Remove the intermediate ring (1095) from the wear ring.
WARNING
Electric shock
Death or serious personal injury
- Before starting any service work, remove the fuses
or switch off the power supply. Make sure that the
power supply cannot be accidentally switched on.
- Disconnect the power cable in accordance with
local regulations.
WARNING
Rotating blades
Death or serious personal injury
- Before starting any work, make sure the blades
have stopped rotating.
CAUTION
Falling
Minor or moderate personal injury
- Make sure that persons cannot accidentally fall
into the pit, for example by installing a cover or
railing.
All regulations applying to products installed in
potentially explosive environments must be
observed.
Make sure that no work is carried out in potentially
explosive environment.
Position numbers of parts (numbers in brackets refer
to section 4.4 Sectional drawings.
Position numbers of tools (letters in brackets) refer to
section 4.2 Special tools.
Maintenance and service work on explosion-proof
products must be carried out by Grundfos or a
service workshop authorised by Grundfos.
Make sure not to damage the surface of the wearing
ring.
English (US)
6
3.3.3 Removing the gear casing
1. Cut with a knife between the motor flange (1020) and the gear
housing (1088) to protect the paint.
2. Remove the screws (1099). Lift the unit with a crane and
knock the motor housing free of the gear casing. Remove the
gear casing.
3. Remove the planet carrier (1067) and the sun wheel (1060).
4. Remove the O-ring (1071) from the sun wheel.
5. Remove the O-ring (1022) from the motor flange (1020).
6. Remove the lower lip seal (1054) from the motor flange.
Note: This applies only to non-explosion-proof mixers.
7. Remove the screws (1064) from the ring gear (1062).
8. Remove the ring gear.
9. Remove the retaining ring (1089) from the gear shaft (1093).
10. Unlock the lock washer (1091) from the slotted nut (1090).
11. Remove the slotted nut and the lock washer from the shaft.
12. Knock the shaft out of the gear casing using a plastic hammer.
The inner bearing ring (1092) is removed at the same time.
13. Remove both outer bearing rings (1092 and 1094).
14. Remove the inner bearing ring (1094) from the shaft.
3.3.4 Draining the oil
1. Place the motor in vertical position with the shaft upwards.
Remove the plug (1052) and drain the oil into a suitable
container.
Note: This applies only to non-explosion-proof mixers.
3.3.5 Removing the cable
1. Place the motor in horizontal position with the terminal box
upwards.
2. Remove the screws (1024).
3. Cut with a knife along the terminal box cover (1023) to protect
the paint.
4. Remove the terminal box cover and the O-ring (1025).
5. Write down the numbers on the wires to ensure correct
connection.
6. Disconnect the cable conductors from the motor windings
including the screw (1028).
7. Remove the cable relief (1009) from the cable (1001).
8. Cut with a knife between the terminal box and the cable flange
(1002) to protect the paint.
9. Remove the screws (1008), cable flange (1002) and cable
(1001).
10. Remove the small cable seal (1006), thrust washer (1005),
large cable seal (1004), cable guide (1003) and cable flange
(1002) with O-ring (1007).
3.3.6 Removing the motor
1. Place the motor in vertical position with the shaft upwards.
2. Remove the gear head. See section 3.3.3 Removing the gear
casing.
3. Remove the screws (1021).
4. Cut with a knife between the motor flange (1020) and the
motor housing (1017) to protect the paint.
5. Screw two screws into the threaded holes of the motor flange
to separate the motor flange and the motor housing.
6. Remove the motor flange from the motor housing.
7. Remove the water-in-oil sensor (1049).
8. Remove the seal washer (1173) from the water-in-oil sensor.
9. Place the motor in horizontal position.
10. Remove the compensation disc (1038) from the ND-end of the
motor housing.
11. Remove the bearing (1039) from the rotor shaft (1019).
12. Place the motor flange and the rotor in a hydraulic press and
separate them using a special pin tool.
13. Remove the bearing (1047) from the rotor shaft.
14. Remove the upper lip seal (1055) from the rotor shaft.
Note: This applies only to non-explosion-proof mixers.
15. Remove the O-ring (1022) from the motor flange.
3.3.7 Removing the stator
AMG.20-55 [ANSI] and AMG.15-40 [DIN]
1. Remove the nut (1158), spring washer (1045) and screw
(1044) from the terminal box inside the motor housing (1017)
and mark the position of the stator.
2. Remove the stator (1018) from the motor housing (1017).
AMG.75-250 [ANSI] and AMG.55-180 [DIN]
1. Remove the nut (1146), spring washer (1056) and screw
(1044) from the terminal box outside the motor housing.
2. Remove the stator (1018) from the motor housing (1017).
3. Remove the nut (1046) from the motor housing (1017).
4. Remove the screw (1044) from the motor housing (1017).
5. Disconnect the stator wires from the motor housing (1017)
and pull the stator (1018) out of the motor housing.
Explosion-proof mixers have a mechanical shaft seal
instead of a lip seal.
Explosion-proof mixers do not have any oil inside the
motor.
Make sure not to damage the wires of the water-in-oil
sensor (1049).
Explosion-proof mixers have a mechanical shaft seal
instead of a lip seal.
Make sure not to damage any wires.
Make sure not to damage any wires.
7
English (US)
3.4 Assembling the product
3.4.1 Fitting the stator and motor
1. Insert the bearing (1047) into the motor flange (1020) and fit
the upper lip seal (1055) with the opening pointing away from
the bearing.
2. Press the rotor (1019) into the motor flange (1020).
Make sure the motor flange (1020) rotates freely.
3. Heat the bearing (1039) and fit it on the ND-end of the rotor
shaft.
4. Fit the seal washer (1173) on the water-in-oil sensor (1049)
and lubricate the washer and threads.
5. Fit the water-in-oil sensor (1049) in the motor flange (1020)
and tighten gently.
6. Lubricate the groove for the O-ring (1022) on the motor side of
the motor flange.
7. Fit and lubricate the O-ring (1022).
8. Place the rotor with the motor flange upwards
9. Fit the lower lip seal (1054) with the opening upwards
(pointing away from the bearing). Tap gently, if needed.
10. Lubricate the groove for the O-ring (1022) on the gear side of
the motor flange (1020).
11. Fit and lubricate the O-ring (1022).
12. Insert the stator (1018) in the motor housing (1017).
AMG.20-55 [ANSI] and AMG.15-40 [DIN]
1. Fit the screw (1044) in the motor housing (1017) and tighten
gently.
2. Fit the spring washer (1045) and the nut (1158).
3. Tighten the nut (1158).
AMG.75-250 [ANSI] and AMG.55-185 [DIN]
1. Fit the screw (1044), seal washer (1056) and nut (1046).
All types
1. Lead the wires into the terminal box.
2. Place the motor housing (1017) in vertical position.
3. Fit the compensation disc (1038) in the ND-end of the motor
housing (1017).
4. Insert the rotor in the motor housing (1017).
Lead the wires of the water-in-oil sensor (1049) to the junction
box before the rotor is fully inserted.
5. Align the motor flange with the water-in-oil sensor pointing
away from the terminal box.
6. Fit and tighten the screws (1021) a little by hand.
Position numbers of parts (numbers in brackets refer
to section 4.4 Sectional drawings.
Position numbers of tools (letters in brackets) refer to
section 4.2 Special tools.
Maintenance and service work on explosion-proof
products must be carried out by Grundfos or a
service workshop authorised by Grundfos.
Lubricate and tighten the screws and nuts according
to section 4.3 Torques and lubricants.
Explosion-proof mixers have mechanical shaft seal
instead of lip seal.
Make sure that the rotor is positioned correctly.
Do not use a hammer.
If a bearing heater is used, the temperature must not
exceed 176 °F (80 °C).
Use a hydraulic press if a bearing heater is not
available.
Keep the wires of the water-in-oil sensor away from
the bearing, for instance by means of a plastic strip.
Make sure that the fixation holes for alignment are
positioned correctly.
Make sure not to damage any wires.
English (US)
8
3.4.2 Fitting the cable
7. Place the motor in horizontal position.
8. Fit the cable flange (1002) and the O-ring (1007) on the cable
(1001).
9. Fit the O-ring (1007) in the cable flange (1002).
10. Lubricate the surface of the cable (1001).
11. Fit the cable guide (1003), large cable seal (1004), thrust
washer (1005) and small cable seal (1006) on the cable
(1001).
12. Lubricate the complete seal unit.
13. Fit the seal unit in the terminal box and at the same time pull
the wires gently in the terminal box.
14. Lubricate the threads of the screws (1008).
15. Fit and tighten slightly the screws (1008) in the cable flange
(1002).
16. Fit and fasten the cable relief (1009) on the cable.
17. Tighten the screws (1008).
18. Fit the screw (1028) and the lock washer (1029).
19. Connect the wires according to the notes you made during
dismantling. Secure the connections with terminal tubes and
shrink-on sleeves.
20. Fill the motor with oil. See section 3.4.3 Filling the oil.
Note: The section applies only to non-explosion-proof
products.
21. Press the wires gently in the terminal box.
22. Lubricate the groove in the terminal box cover (1023).
23. Fit and lubricate the O-ring (1025).
24. Fit the terminal box cover (1023) to the terminal box.
25. Lubricate the threads of the screws (1024).
26. Fit and tighten the screws (1024).
3.4.3 Filling the oil
27. Remove the screw (1041) and the U-washer (1040) from the
motor housing (1017).
28. Wrap PFTE tape around the plug (1052). Fit and tighten the
plug in the motor housing (1017).
29. Fill the motor with oil through the hole in the terminal box.
See section 4.1 Oil types and quantity.
30. Lubricate the screw (1041) and fit the U-washer (1040) on the
screw.
31. Fit and tighten the screw (1041) in the motor housing (1017).
3.4.4 Fitting the gear casing
1. Fit the ring gear (1062) in the gear casing (1088).
2. Lubricate the threads of the screws (1064).
3. Fit and tighten the screws (1064).
4. Fit the outer ring of bearing (1092) in the gear casing (1088)
by tapping gently (C).
5. Fit the outer ring of bearing (1094) in the gear casing (1088)
by tapping gently (C).
6. Heat the roller part of bearing (1094) using a bearing heater
and fit it on the shaft.
7. Fit the shaft (1093) in the gear casing (1088).
8. Heat the bearing (1092) using a bearing heater and fit it on
the shaft (C) by tapping gently, if needed.
9. Fit the lock washer (1091) and the slotted nut (1090) on the
shaft. Tighten the slotted nut (B).
10. Fit the retaining ring (1089) on the shaft.
11. Wrap PFTE tape around the plug (1101).
12. Fit and tighten the plug (1101) in the seal housing (1088).
13. Fit the O-ring (1071) in the sun wheel (1060).
14. Lubricate the O-ring (1071) and fit it on the shaft.
15. Lubricate the retaining ring (1089) side that faces the sun
wheel (1060).
16. Fit the sun wheel (1060) on the shaft.
17. Fit the planet carrier (1067).
18. Fit the gear casing (1088) on the motor flange.
19. Lubricate the threads of the screws (1099).
20. Fit and fasten the gear casing (1088) with screws (1099) on
the motor flange.
21. Apply a new coat of paint if the coat is damaged.
Make sure that you have enough cable in the
terminal box before tightening the cable relief.
Explosion-proof mixers do not have any oil inside the
motor.
Lubricate and tighten the screws and nuts according
to section 4.3 Torques and lubricants.
If a bearing heater is used, the temperature must not
exceed 176 °F (80 °C).
Use a hydraulic press if a bearing heater is not
available.
Make sure that the lower lip seal (1054) is intact, and
check that the motor shaft can rotate freely.
Explosion-proof mixers do not have lip seal.
9
English (US)
3.4.5 Fitting the sealing system of propeller hub and gear
casing
1. Lubricate the wear ring (1097) and place it in the propeller end
of the gear casing (1088). Press home with special tool (D).
2. Insert the intermediate ring (1095) in the wear ring (1097) if
the version requires an additional ring.
3. Lubricate the outer surface of the stationary part of the shaft
seal (1098) and inner surface of the wear ring (1097).
4. Fit the stationary part (1098) in the wear ring (1097) and press
it home with a special tool (D). Tap gently, if needed.
5. Remove the lubricant and clean the surface of the stationary
part of the shaft seal (1098).
6. Remove the inner ring from the rotating part of the shaft seal
(1098).
7. Lubricate the inner surface of the shaft seal (1098).
8. Fit the rotating part of the shaft seal (1098) on the shaft and
press it home (C).
9. Lubricate the first lip seal (1004) and the inner part of the hub.
10. Fit the first lip seal (1104) in the hub with special tool (F) by
tapping. Place the lip seal with the open side pointing away
from the hub.
11. Lubricate the outer part of the first lip seal (1044).
12. Fit the second lip seal (1104) as described in step 10.
13. Lubricate the inner surfaces of the lip seals (1104).
14. Fill the gear with oil. See section 4.4 Sectional drawings.
15. Fit the key (1105) in the gear shaft (1093) by gently tapping, if
needed.
16. Lubricate the gear shaft (1093) and fit the hub with the
premounted lip seals on the gear shaft.
17. Fit and tighten (A) the slotted nut (1106) on the shaft with the
chamfered end pointing away from the hub.
18. Bend one tab down from the lower lock washer (1107).
19. Fit the lock washer (1107) with the bent tab on the shaft (back
to back) so that the bent tab will fit in the groove of the slotted
nut (1106).
20. Fit the second lock washer (1107).
21. Fit and tighten (A) the second slotted nut (1106) on the shaft
with the chamfered end towards the hub.
22. Lock the second slotted nut (1106) with the lock washers
(1107) by bending one tab so that it fits to the groove in the
nut (1106).
23. Fill the hub top partly with gear oil.
See section 4.1 Oil types and quantity.
24. Fit the O-ring (1108) to the hub.
25. Fit the hub cover (1109).
26. Lubricate the thread of the screw (1111) and the washer
(1110).
27. Fit and tighten the washer (1110) and the screw (1111).
28. Wrap PFTE tape around the plug (1101).
29. Fit and tighten the plug (1101) in the gear casing (1088).
30. Fill the gear casing (1088) with oil through the hole for the
plug (1102). See section 4.1 Oil types and quantity.
31. Wrap PFTE tape around the plug (1102).
32. Fit and tighten the plug (1102) in the gear casing (1088).
33. Apply a new coat of paint if the coat is damaged.
Lubricate and tighten the screws and nuts according
to section 4.3 Torques and lubricants.
English (US)
10
4. Additional information
4.1 Oil types and quantity
4.2 Special tools
Standard tools are not show in the table below, as it is expected to be a part of every service workshop.
DIN
50 Hz and 60 Hz
Oil in
gearbox/shaft seal
housing [l]
ISO VG 68
Oil in motor [l]
Shell Fluid 4600
AMG.15.55.339...
1.2
2.6
AMG.22.64.335...
AMG.30.64.336...
1.9
AMG.40.71.330...
AMG.55.73.342...
2.5
5.9
AMG.75.73.340...
AMG.110.84.340... 4.1
AMG.150.90.357...
4.0 6.8
AMG.185.91.356...
ANSI
60 Hz
Oil in
gearbox/shaft seal
housing [oz]
ISO VG 68
Oil in motor [oz]
Shell Fluid 4600
AMG.20.16.407...
40.5
88
AMG.30.20.402...
AMG.40.24.403...
64.3
AMG.55.25.396...
AMG.75.23.410...
84.5
199.5
AMG.100.27.407...
AMG.150.29.408... 138.6
AMG.200.30.428...
135.3 230
AMG.250.30.427...
ABCD
EF
Tool Description Pos. Size Range Product type
Product
number
A Socket
TMFS6
Slotted nut 1106
KM6
DIN AMG.15-40
95035457
ANSI AMG.20-50
TMFS8 KM8
DIN AMG.55-110
96257444
ANSI AMG.75-150
TMFS10 KM10
DIN AMG.150-185 95035455
ANSI AMG.200-250 95035455
B Socket
TMFS7
Slotted nut 1090
KM7
All
AMG.15-40 95035458
TMFS9 KM9 AMG.55-110 95035454
TMFS12 KM12 AMG.150-185 95035456
C
Bearing fitting
tool
TMFT 36
Bearing (inner) 1092 - All All
97905585
Bearing (outer) 1094 - All All
D Special tool - Wear ring 1097 - All All
Contact
Grundfos
E Special tool -
Shaft seal (stationary part)
1098
-All All
Shaft seal (rotating part) - All All
F Special tool - Lip seal 1104 - All All
11
English (US)
4.3 Torques and lubricants
Pos.
Description Range Quantity Dimension
Torque
Lubricant
[Nm] [ft-lbs]
1008
Screw
M6 8.8 6.5
Loctite 243
M8 21.4 15.8
M10 44 32.5
M12 74 54.6
M16 183 135.0
1020
Motor flange
1 - - - Curil K2
1021
Screw
- By hand
1022
O-ring
AMG.15 - AMG 40
1
158.42 x 2.62 - -
Curil K2
AMG.55 - AMG.185
215.57 x 2.62 - -
1023
Terminal box cover
1 - - - Curil K2
1024
Screw
M6 8.8 6.5
Loctite 243
M8 21.4 15.8
M10 44 32.5
M12 74 54.6
M16 183 135.0
1025
O-ring
1 - - - Curil K2
1028
Screw
- By hand
1041
Screw
1
M6 8.8 6.5
Loctite 511
M8 21.4 15.8
M10 44 32.5
M12 74 54.6
M16 183 135.0
1044
Screw
- By hand
1049
Water-in-oil sensor
1 - - - Loctite 511
1052
Plug
1 - 8 6 PTFE tape
1064
Screw
M4 3 2.2
Loctite 243
M5 5.9 4.4
M6 10 7.4
M8 25 18.4
M10 49 36.1
M12 85 62.7
M16 210 154.9
1090
Slotted nut
1-7051.6
1097
Wear ring
1 - - - Loctite 648
1098
Mechanical shaft seal
Stationary
part
Outside
--
Soapy water/cream
Seal face Loctite 7063
Rotating part Inside - - Soapy water/cream
1099
Screw
M6 8.8 6.5
Loctite 243
M8 21.4 15.8
M10 44 32.5
M12 74 54.6
M16 183 135.0
1102
Plug
- By hand - PTFE tape
1104
Lip seal
Outside and
inside
- - - Shell Cassida grease
1106
Slotted nut
AMG.15-AMG 40
2
M30 x 1.5
70 51.6 -
AMG.55-AMG.185
M40 x 1.5
1111
Screw
M6 8.8 6.5
Loctite 511
M8 21.4 15.8
M10 44 32.5
M12 74 54.6
M16 183 135.0
1158
Nut
-3022.1 -
English (US)
12
4.4 Sectional drawings
4.4.1 Standard products
AMG.20-55 [ANSI] and AMG.15-40 [DIN]
TM03 5479 3307
13
English (US)
AMG.75-150 [ANSI] and AMG.55-110 [DIN]
TM03 5481 3307
English (US)
14
AMG.200-250 [ANSI] and AMG.150-185 [DIN]
TM03 5484 3307
15
English (US)
4.4.2 Explosion-proof products
AMG.15-AMG.40 [DIN - 50 Hz]
TM03 5491 3307
English (US)
16
AMG.55-AMG.110 [DIN - 50 Hz]
TM03 5493 3307
17
English (US)
AMG.150-AMG.185 [DIN - 50 Hz]
TM03 5496 3307
English (US)
18
4.4.3 Components and material specification
* Only in explosion-proof versions.
Pos. Component Material
DIN W.-Nr. /
EN standard
AISI/ASTM
1001 Cable CPE (rubber)
1002 Cable flange
Cast iron/
Stainless steel
EN-GJL250/
1.4404
A48 class
35/316L
1003 Cable guide DIN 1.4301
1004
Cable sealing,
large
Elastomer (70
Shore hardness)
1005 Thrust washer DIN 1.4301
1006
Cable sealing,
small
Elastomer (70
Shore hardness)
1007 O-ring NBR
1008 Screw
DIN 1.4301/
DIN 1.4401
1009 Cable relief Zinc-plated steel
1017 Motor housing
Cast iron/
Stainless steel
EN-GJL250/
1.4404
A48 class
35/316L
1018 Stator
Treated sheet
metal/copper
1019 Rotor with shaft
Treated sheet
metal/aluminium
1020 Motor flange Cast iron/ Silafont EN-GJL250 A48 class 35
1021 Screw Zinc-plated steel
1022 O-ring NBR
1023
Terminal box
cover
Cast iron EN-GJL250
1024 Screw DIN 1.4301
1025 O-ring NBR
1026 Cable joint
Tin-plated
copper,
PA-insulated
1027 Cable joint
Tin-plated
copper,
PA-insulated
1028 Screw Zinc-plated steel DIN 1.4401
1029 Lock washer
Zinc-plated
spring steel
DIN 1.4401
1030* Cable shoe Tin-plated copper
1031* PTC
1032 PTO/PTC
1033 Screw Zinc-plated steel
1034 Cable clamp
1035 Bearing cover EN-GJL250
1036 Screw DIN 1.4301
1037 O-ring NBR
1038
Compensation
disc
DIN 1.0605
1039 Ball bearing
1040 U-washer Copper
1041 Screw DIN 1.4301
1042 Nameplate DIN 1.4301
1043 Rivet
DIN 1.4301
(INOX/INOX)
1044 Set screw Zinc-plated steel DIN 1.4401
1045 Spring washer
Zinc-plated
spring steel
1046 Nut
DIN 1.4301/
DIN 1.4401
1047 Ball bearing
1048* Shaft seal
Carbon/Alox/
NBR
1049
Water-in-oil
sensor
Brass/
epoxy resin
1050* Shim Bright steel
1051* Circlip Spring steel DIN 1.7222
1052 Plug Brass DIN 2.0220
1053*
Connection for
protective earthing
Nickel-plated
brass
1054 Lower lip seal NBR 1070/1090
1055 Upper lip seal NBR 1070/1090
1056 Seal washer Copper
1058 Nut
DIN 1.4301/
DIN 1.4401
1060 Sun wheel 34CrMo4V DIN 1.7220
1061 Circlip Spring steel DIN 1.7222
1062 Ring gear 34CrMo4V DIN 1.7220
1063 Planet gear 34CrMo4V DIN 1.7220
1064 Screw Zinc-plated steel
1065 Roller Steel
1066 Washer Ck45N DIN 1.1191
1067 Planet carrier Ck45N DIN 1.1191
1068 Planet pin Ck45N DIN 1.1191
1069 Cover Ck45N DIN 1.1191
1071 O-ring NBR
1088 Gear housing Cast iron EN-GJL250
1089 Circlip Spring steel DIN 1.7222
1090 Slotted nut Bright steel
1091 Lock washer Bright steel
1092
Tapered roller
bearing
1093 Gear shaft 16CrNi4 DIN 1.5713
1094
Tapered roller
bearing
1095 Intermediate ring DIN 1.0570
1096 Wear sleeve DIN 1.4300
1097 Wear ring
Stainless steel/
Ceramic
DIN 1.4301
1098
Mechanical shaft
seal
Tungsten
carbide/SiC-SiC
1099 Screw DIN 1.4301
1101
Drain plug with
magnet
Brass DIN 2.0220
1102 Plug Brass DIN 2.0220
1103 Propeller PA
DIN 1.4301/
DIN 1.4404/
1104 Lip seal FKM
1105 Parallel key Ck45/1.4401
1106 Slotted nut Bright steel
1107 Lock washer Bright steel
1108 O-ring NBR
1109 Hub cover
Cast iron/
Stainless steel/
POM
EN-GJL250/
1.4404
A48 class
35/316L
1110 Washer Brass DIN 2.0220
1111 Screw
DIN 1.4301/
DIN 1.4401
1119 PTFE tape PTFE
1156 Washer Ck45N DIN 1.1191
1158 Nut Zinc-plated steel
1173 Seal washer Copper
Pos. Component Material
DIN W.-Nr. /
EN standard
AISI/ASTM
19
20
Page is loading ...
Page is loading ...
Page is loading ...
Page is loading ...
  • Page 1 1
  • Page 2 2
  • Page 3 3
  • Page 4 4
  • Page 5 5
  • Page 6 6
  • Page 7 7
  • Page 8 8
  • Page 9 9
  • Page 10 10
  • Page 11 11
  • Page 12 12
  • Page 13 13
  • Page 14 14
  • Page 15 15
  • Page 16 16
  • Page 17 17
  • Page 18 18
  • Page 19 19
  • Page 20 20
  • Page 21 21
  • Page 22 22
  • Page 23 23
  • Page 24 24

Grundfos AMG Series Service Instructions Manual

Grundfos
Brand
Grundfos
Model
AMG Series
Type
Service Instructions Manual

Grundfos AMG Series

The Grundfos AMG Series is a line of submersible mixers designed for a variety of applications, including mixing, blending, and pumping liquids. These mixers are available in a range of sizes and configurations to meet the specific needs of your application.

Download PDF
report

Ask a question and I''ll find the answer in the document

Finding information in a document is now easier with AI

Related papers

Other documents