ALLIANCE AA9231 Assembly instructions

www.comlaundry.com
W001C
Part No. 32283R2
April 2004
Service
Automatic
Washers
Refer to Page 6 for Model Numbers

32283 1
© Copyright 2004, Alliance Laundry Systems LLC
All rights reserved. No part of the contents of this book may be reproduced or transmitted in any form or by any means without
the expressed written consent of the publisher.
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
Table of Contents
Section 1 – Safety Information
Locating an Authorized Servicer ............................4
Section 2 – Introduction
Customer Service ....................................................5
Nameplate Location ................................................5
Model Identification ................................................6
Section 3 – Troubleshooting
1. No Hot Water ...................................................7
2. No Cold Water .................................................7
3. No Warm Water ...............................................8
4. Water Fill Does Not Stop At Proper Level ......8
5. Timer Does Not Advance (Mechanical Timer
Models only) ....................................................8
6. No Agitation .....................................................9
7. Constant Agitation ...........................................9
8. Slow Spin or No Spin ....................................10
9. Constant Spin .................................................10
10. Drive Motor Overload Protector Cycles
Repeatedly ......................................................11
11. Outer Tub Does Not Empty ...........................11
12. Excessive Vibration .......................................11
13. Water Leaking From Outer Tub .....................12
Section 4 – Grounding
14. Wall Receptacle Polarity Check ....................13
15. Power Cord to Cabinet Top, Cabinet Top to
Control Hood Mounting Bracket, Pressure
Switch Mounting Bracket and Ground Tab on
Graphic Panel .................................................14
16. Main Wire Harness to Top Left Rear Corner
Gusset of Cabinet ...........................................15
17. Motor to Mounting Bracket to Base
(if present). .....................................................16
Section 5 – Service Procedures
18. Control Hood Assembly .................................17
19. Electronic Control ..........................................17
20. Timer ..............................................................21
21. Temperature Switch .......................................22
22. Pressure Switch ..............................................22
23. Graphic Panel .................................................22
24. Loading Door .................................................22
25. Agitator ..........................................................23
26. Agitator, Drive Bell and Seal Kit Assembly ..23
27. Front Panel .....................................................25
28. Pump Belt .......................................................26
29. Drive Belt .......................................................26
30. Motor and Mounting Bracket .........................28
31. Idler Lever and Pulley ....................................29
32. Motor Drive Pulley or Pump Pulley ..............31
33. Motor Switch .................................................31
34. Pump Assembly .............................................31
35. Cabinet Top Assembly ...................................32
36. Door and Out-of-Balance Switch and Bracket
Assembly ........................................................34
37. Mixing Valve Assembly ................................35
38. Washtub and Lint Filter .................................35
39. Water Seal and Hub Assembly ......................37
40. Outer Tub .......................................................41
41. Drive Pulley and Helix ...................................44
42. Brake Assembly .............................................46
43. Lower Bearing Housing .................................47
44. Transmission Assembly .................................49
45. Balance Ring ..................................................54
46. Upper Bearing Assembly ...............................54
47. Snubber Pads ..................................................55
Section 6 – Adjustments
48. Leveling Legs .................................................59
49. Pressure Switch ..............................................60
50. Belt (Agitate and Spin) ..................................60
51. Belt (Pump) ....................................................61
52. Out-of-Balance Switch Trigger ......................62
Section 7 – Test Procedures
53. To Check Continuity Through Motor Harness
and Motor .......................................................63
54. To Check Continuity Through Base Harness,
Control Harness and Timer For Motor Start
Circuit ............................................................63
(continued)

232283
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
Section 8 – Service Procedures Unique to the
Electronic Control Model Washers
55. Electrical Requirements .................................65
56. Grounding Instructions ..................................66
57. Washer Operation ..........................................68
58. Automatic Preprogrammed Cycles ................69
59. Status Lights ...................................................70
60. Other Features ................................................70
61. Customizing Preprogrammed Cycles .............71
62. Troubleshooting Electronic Control ...............74
63. Diagnostic Cycle ............................................74
64. Failure Symptoms ..........................................77
65. Symptom: Flashing Display ...........................78
66. Symptom: Indicator LEDs (i.e. Wash, Rinse,
Spin, Unbalanced) Do Not Light ...................79
67. Symptom: Tripped Circuit Breaker or Blown
Fuse ................................................................80
68. Symptom: Washer Will Not Fill or Wrong
Temperature Fill .............................................81
69. Symptom: Washer Will Not Agitate
Properly ..........................................................82
70. Symptom: Washer Will Not Spin Properly ....83
71. Control Replacement ......................................84
Electronic Control Board Replacement Report ....85
Section 9 – Cycle Sequence Charts
Timer No. 31238 Cycle Sequence
(Two Cycle) ...........................................................87
Timer No. 31239 Cycle Sequence
(Three Cycle) .........................................................88
Timer No. 31240 Cycle Sequence
(Five Cycle) ...........................................................89
Timer No. 32039 Cycle Sequence
(Four Cycle)...........................................................90
Timer No. 32039 Cycle Sequence
(Four Cycle)...........................................................91
Timer No. 32228 Cycle Sequence
(Five Cycle) ...........................................................92
Electronic Control Nos. 31306 or 31309
Cycle Sequence (Three Cycle)...............................93
Electronic Control Nos. 31305 or 31308
Cycle Sequence (Four Cycle) ................................94
Electronic Control Nos. 31304P or 31307
Cycle Sequence (Five Cycle).................................95
Section 10 – Internal Wiring of Washer Motor
Switch .....................................................................97
Section 11 – Wiring Diagrams
Models AA9131, NA8631, NA8531, NA8331,
AA7131, NA6532, NA6531, NA6530, NA6332,
NA6331, NA5531, NA5530, NA5531
and NA5330.........................................................100
Models NA7521 and NA7321 .............................101
Models NA6621, NA6522, NA6521, NA6520,
NG6321 and AA6121 ..........................................102
Model NA5721 ....................................................103
Models NA5521, NA5520, NA5321
and NA5320.........................................................104
Models NA4521, NA4520, NA4321 and NA4320
(through Serial No. 43R19503) and NA3520 and
NA3320................................................................105
Models NA4521, NA4520, NA4321 and NA4320
(starting Serial No. 43R19504) and AA5121,
NA4621, NA4522, NA3520 and NA3320...........106
Models AA4111, AA4110, NA3612, NA3512,
NA3511, NA3510, NA3312, NA3311, NA3310,
AA3111 and AA3110 ..........................................107
Models NA2510 and NA2310 .............................108
Model NA2110 ....................................................109

32283 3
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
Section 1
Safety Information
Throughout this manual and on machine decals, you will find precautionary statements (“CAUTION,”
“WARNING” and “DANGER”) followed by specific instructions. These precautions are intended for the personal
safety of the operator, user, servicer, and those maintaining the machine.
aDANGER
Danger indicates an imminently hazardous situation that, if not avoided, will cause severe personal injury or death.
aWARNING
Warning indicates a hazardous situation that, if not avoided, could cause severe personal injury or death.
aCAUTION
Caution indicates a hazardous situation that, if not avoided, may cause minor or moderate personal injury or property
damage.
Additional precautionary statements (“IMPORTANT” and “NOTE”) are followed by specific instructions.
IMPORTANT
The word “IMPORTANT” is used to inform the reader of specific procedures where minor machine damage will
occur if the procedure is not followed.
NOTE
The word “NOTE” is used to communicate installation, operation, maintenance or servicing information that is
important but not hazard related.
In the interest of safety, some general precautions relating to the operation of this machine follow.
• Failure to install, maintain and/or operate this product according to the manufacturer’s
instructions may result in conditions which can produce serious injury, death and/or property
damage.
• Do not repair or replace any part of the product or attempt any servicing unless specifically
recommended or published in this Service Manual and unless you understand and have the
skills to carry out the servicing.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the product is properly grounded and to reduce the risk of fire,
electric shock, serious injury or death.
W006R2
WARNING

432283
Section 1 Safety Information
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
NOTE: The WARNINGS and IMPORTANT INSTRUCTIONS appearing in this manual are not meant to
cover all possible conditions and situations that may occur. Common sense, caution and care must be
exercised when installing, maintaining or operating the washer.
Always contact your dealer, distributor, service agent or the manufacturer about any problems or conditions you do
not understand.
Locating an Authorized Servicer
Alliance Laundry Systems is not responsible for personal injury or property damage resulting from improper
service. Review all service information before beginning repairs.
Warranty service must be performed by an authorized technician, using authorized factory parts. If service is
required after the warranty expires, Alliance Laundry Systems also recommends contacting an authorized
technician and using authorized factory parts.
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the washer before servicing.
• Never start the washer with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the washer is properly grounded.
W003
WARNING
Repairs that are made to your products by unqualified persons can result in hazards due to
improper assembly or adjustments subjecting you or the inexperienced person making such
repairs to the risk of serious injury, electrical shock or death.
W007
WARNING
If you or an unqualified person perform service on your product, you must assume the
responsibility for any personal injury or property damage which may result. The manufacturer
will not be responsible for any injury or property damage arising from improper service and/or
service procedures.
W008
WARNING

32283 5
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
Section 2
Introduction
Customer Service
If literature or replacement parts are required, contact
the source from whom the machine was purchased or
contact Alliance Laundry Systems at [phone]
for the name and address of the nearest authorized
parts distributor.
For technical assistance, call [phone].
Nameplate Location
When calling or writing about your product, be sure to
mention model and serial numbers. Model and serial
numbers are located on nameplate(s) as shown.
W162S
Nameplate

632283
Section 2 Introduction
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
Model Identification
Information in this manual is applicable to these washer models:
AA9231 NA6621 AA6221 NA5320 AA4211 NA3312
AA9131 NA6532 AA6121 AA5221 AA4210 NA3311
NA8631 NA6531 NA5721 AA5220 AA4111 NA3310
NA8531 NA6530 NA5531 AA5121 AA4110 AA3210
NA8331 NA6522 NA5530 NA4621 NA3612 AA3111
AA8231 NA6521 NA5521 NA4522 NA3520 AA3110
NA7521 NA6520 NA5520 NA4521 NA3512 NA2510
NA7321 NA6332 NA5331 NA4520 NA3511 NA2310
AA7231 NA6331 NA5330 NA4321 NA3510 NA2110
AA7131 NA6321 NA5321 NA4320 NA3320

32283 7
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the washer before servicing.
• Never start the washer with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the washer is properly grounded.
W003
WARNING
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
Section 3
Troubleshooting
IMPORTANT: Refer to appropriate Wiring Diagram for aid in testing washer components.
1. NO HOT WATER
2. NO COLD WATER
POSSIBLE CAUSE TO CORRECT
Hot water supply faucet is closed. • Open faucet.
Water supply is cold. • Check water heater.
Kinked hot water inlet hose. • Straighten or replace hose.
Clogged mixing valve screen, or clogged screen in
outer end of inlet hose nearest water supply faucet. • Disconnect hot water inlet hose, and clean or replace screen(s).
Inoperative hot water mixing valve solenoid. • Test solenoid and replace if inoperative.
*Inoperative timer. • Test timer and replace if inoperative.
*Inoperative temperature switch. • Test switch and replace if inoperative.
Inoperative pressure switch. • Test switch and replace if inoperative.
Clogged pressure hose. • Remove and clean or replace hose.
Broken, loose or incorrect wiring. • Refer to appropriate wiring diagram.
†Inoperative electronic control. • Refer to Section 8 to check out the electronic control.
POSSIBLE CAUSE TO CORRECT
Cold water supply faucet is closed. • Open faucet.
Kinked cold water inlet hose. • Straighten or replace hose.
Clogged mixing valve screen, or clogged screen in
outer end of inlet hose nearest water supply faucet. • Disconnect cold water inlet hose, and clean or replace screen(s).
Inoperative cold water mixing valve solenoid. • Test solenoid and replace if inoperative.
*Inoperative timer. • Test timer and replace if inoperative.
*Inoperative temperature switch. • Test switch and replace if inoperative.
Inoperative pressure switch. • Test switch and replace if inoperative.
Clogged pressure hose. • Remove and clean or replace hose.
Broken, loose or incorrect wiring. • Refer to appropriate wiring diagram.
†Inoperative electronic control. • Refer to Section 8 to check out the electronic control
operation.
* Mechanical Timer Models only
† Electronic Control Models only

832283
Section 3 Troubleshooting
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the washer before servicing.
• Never start the washer with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the washer is properly grounded.
W003
WARNING
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
3. NO WARM WATER
4. WATER FILL DOES NOT STOP AT PROPER LEVEL
5. TIMER DOES NOT ADVANCE (Mechanical Timer Models only)
POSSIBLE CAUSE TO CORRECT
No hot water. • Refer to Paragraph 1.
No cold water. • Refer to Paragraph 2.
POSSIBLE CAUSE TO CORRECT
Inoperative pressure switch. • Test switch and replace if inoperative.
Air leak in pressure hose. • Replace hose.
Sediment on or under mixing valve diaphragm,
defective diaphragm, or armature binding in
armature guide.
• Disassemble and clean mixing valve. Replace
deteriorated or not-easily-cleaned components. Refer to
parts manual for assembly sequence of valve.
Broken, weak or missing mixing valve armature
spring. • Disassemble valve and replace spring. Refer to parts manual for assembly sequence of valve.
Siphoning action started in washer which will cause
water to be siphoned from washer during cycle due
to end of drain hose being lower than cabinet top of
washer. Drain hose fits tight in stand pipe or drain.
• Install No. 562P3 Siphon Break Kit. Provide an air gap
around drain hose and drain receptacle.
Water in pressure hose. • Blow air through hose to remove water.
Broken, loose, shorted or incorrect wiring. • Refer to appropriate wiring diagram.
†Inoperative electronic control • Refer to Section 8 to check out the electronic control
operation.
POSSIBLE CAUSE TO CORRECT
*Timer is designed to pause during fill periods. • Allow for completion of fill period.
*Inoperative timer. • Test timer and replace if inoperative.
Loading door is open. • Close loading door.
Washer will not fill. • Timer pauses until pressure switch is satisfied. Refer to
Paragraphs 1 and 2.
Timer motor lead wire off timer terminal. • Refer to appropriate wiring diagram and reattach wire.
Broken, loose or incorrect wiring. • Refer to appropriate wiring diagram.
* Mechanical Timer Models only
† Electronic Control Models only

32283 9
Section 3 Troubleshooting
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the washer before servicing.
• Never start the washer with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the washer is properly grounded.
W003
WARNING
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
6. NO AGITATION
7. CONSTANT AGITATION
POSSIBLE CAUSE TO CORRECT
*Inoperative timer. Timer is designed to pause
(SOAK) during the DELICATE cycle. • Test timer and replace if inoperative.
Inoperative motor. • Test motor and replace if inoperative.
Inoperative pressure switch. • Test switch and replace if inoperative.
Broken, loose or incorrect wiring. • Refer to appropriate wiring diagram.
Loose or broken drive belt. • Adjust or replace belt.
Inoperative transmission assembly. • Repair or replace transmission assembly.
Sheared motor pulley roll pin. • Remove drive motor and replace roll pin and any other
damaged parts.
Drive motor overload protector has cycled. • Refer to Paragraph 10.
Bind in pump. • Replace pump.
Loading door is open or door switch is inoperative. • Close door or test switch and replace if inoperative.
†Inoperative electronic control. • Refer to Section 8 to check out the electronic control
operation.
POSSIBLE CAUSE TO CORRECT
*Inoperative timer. • Test timer and replace if inoperative.
Inoperative drive motor. • Test motor and replace if inoperative.
Shorted or incorrect wiring. • Refer to appropriate wiring diagram.
Inoperative transmission assembly. • Repair or replace transmission assembly.
†Inoperative electronic control. • Refer to Section 8 to check out the electronic control
operation.
* Mechanical Timer Models only
† Electronic Control Models only

10 32283
Section 3 Troubleshooting
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the washer before servicing.
• Never start the washer with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the washer is properly grounded.
W003
WARNING
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
8. SLOW SPIN OR NO SPIN
9. CONSTANT SPIN
POSSIBLE CAUSE TO CORRECT
*Inoperative timer. • Test timer and replace if inoperative.
*Some model washers, the timer is programmed for
SLOW spin in the DELICATE cycle regardless of
the action switch setting.
• Use a different cycle.
Loading door is open or door safety switch is
inoperative. • Close loading door, or test switch and replace if inoperative.
Bind in water pump. • Replace pump.
Inoperative drive motor. • Test motor and replace if inoperative.
Loose or broken drive belt. • Adjust or replace spin belt.
Washer has gone out of balance. †LED (light
emitting diode) is flashing on electronic control. • Open loading door to reset out-of-balance switch. Rearrange load in washtub.
No clearance or stuck brake pads. • Free sticky brake pads or replace pads.
Broken, loose or incorrect wiring. • Refer to appropriate wiring diagram.
Inoperative transmission assembly. • Repair or replace transmission assembly.
†Inoperative electronic control. • Refer to Section 8 to check out the electronic control
operation.
POSSIBLE CAUSE TO CORRECT
*Inoperative timer. • Test timer and replace if inoperative.
Inoperative drive motor. • Test motor and replace if inoperative.
Washtub does not stop spinning within seven
seconds after the loading door is opened. • Replace brake pads.
Excessive wear on brake pads, or missing brake
pads. • Replace brake pads.
Shorted or incorrect wiring. • Refer to appropriate wiring diagram.
†Inoperative electronic control. • Refer to Section 8 to check out the electronic control
operation.
* Mechanical Timer Models only
† Electronic Control Models only

32283 11
Section 3 Troubleshooting
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the washer before servicing.
• Never start the washer with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the washer is properly grounded.
W003
WARNING
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
10. DRIVE MOTOR OVERLOAD PROTECTOR CYCLES REPEATEDLY
11. OUTER TUB DOES NOT EMPTY
12. EXCESSIVE VIBRATION
POSSIBLE CAUSE TO CORRECT
Excessive belt tension. • Adjust belts.
Inoperative motor overload protector. • Replace motor.
Bind in upper or lower bearing. • Replace bearing.
Bind in water pump. • Replace pump.
Bind in transmission. • Repair or replace transmission.
Brake pads binding. • Free binding pads, or replace pads.
Incorrect voltage. • Contact local utility company or have a qualified
electrician check power supply.
POSSIBLE CAUSE TO CORRECT
Kinked drain hose. • Straighten hose.
Drain hose off drain hose support. • Remove washer front panel and install drain hose on hose
support.
Obstruction in outer tub outlet hose. • Remove obstruction.
Inoperative water pump. • Replace pump.
Loosen or broken pump belt. • Adjust or replace belt.
POSSIBLE CAUSE TO CORRECT
Unbalanced load in tub. • Stop washer, redistribute load, then restart washer.
Broken, disconnected or centering spring(s) out of
adjustment. • Connect or replace centering spring(s). Spring should be located in center notch. Refer to Figure 49.
Washer is not properly leveled. • Adjust leveling legs.
Washer is installed on weak, “spongy”, carpeted or
built-up floor. • Relocate washer, or support floor to eliminate weak or “spongy” condition.
Incorrect or loose cabinet screws. • Replace with correct screws or tighten.
Base damaged (washer was dropped). • Replace base assembly.
Balance ring not positioned properly on
transmission assembly. •RefertoParagraph 45.

12 32283
Section 3 Troubleshooting
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the washer before servicing.
• Never start the washer with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the washer is properly grounded.
W003
WARNING
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
13. WATER LEAKING FROM OUTER TUB
POSSIBLE CAUSE TO CORRECT
Leaking water seal in outer tub. • Replace hub and seal kit assembly. Refer to Paragraph
39.
Hole in outer tub. • Replace outer tub.
Pressure hose or accumulator leaking. • Replace pressure hose and/or accumulator.
Outer tub cover gasket leaking. • Replace gasket.
Obstruction in drain causing water to come over top
of outer drain tub cover. • Remove obstruction.
Tub-to-pump hose leaking at clamp. • Tighten clamp.

32283 13
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the washer before servicing.
• Never start the washer with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the washer is properly grounded.
W003
WARNING
Section 4
Grounding
14. WALL RECEPTACLE POLARITY CHECK
Refer to Figure 1.
Figure 1
W011G
NOTE: Have a qualified
electrician check
polarity of wall
receptacle. If a voltage
reading is measured
other than that
illustrated, the qualified
electrician should
correct the problem.
Neutral
Ground
L1
Neutral
Side
Round
Grounding
Prong
0
VAC
115 ± 12
VAC
115 ± 12
VAC

14 32283
Section 4 Grounding
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the washer before servicing.
• Never start the washer with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the washer is properly grounded.
W003
WARNING
15. POWER CORD TO CABINET TOP, CABINET TOP TO CONTROL HOOD MOUNTING
BRACKET, PRESSURE SWITCH MOUNTING BRACKET AND GROUND TAB ON GRAPHIC
PANEL
Figure 2
Mechanical Timer Models
Electronic Control Models
Power
Cord
Ground
Wires
Ground
Wires
Power
Cord
Ground
Wires
Ground
Wires

32283 15
Section 4 Grounding
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the washer before servicing.
• Never start the washer with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the washer is properly grounded.
W003
WARNING
16. MAIN WIRE HARNESS TO TOP LEFT REAR CORNER GUSSET OF CABINET
Through Serial No. R1339649XG Starting Serial No. R1339650XG
Figure 3
Ground
Wires
Mixing
Valve
Guard
Ground
Wires

16 32283
Section 4 Grounding
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the washer before servicing.
• Never start the washer with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the washer is properly grounded.
W003
WARNING
17. MOTOR TO MOUNTING BRACKET TO BASE (if present).
Figure 4
Ground
Wire Ground Wire to Base
(Discontinued starting
Serial No. 42P74967)

32283 17
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the washer before servicing.
• Never start the washer with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the washer is properly grounded.
W003
WARNING
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
Section 5
Service Procedures
IMPORTANT: When reference is made to
directions (right or left) in this manual, it is from the
operator’s position facing the front of the washer.
18. CONTROL HOOD ASSEMBLY
Refer to Figure 5, 6, 7or 8.
a. Remove six screws (3 on top and 3 at lower
front) holding hood assembly to control hood
rear panel and cabinet top.
b. Disconnect wires from component parts and
carefully remove components from control
hood assembly.
NOTE: Refer to appropriate wiring diagram when
rewiring component parts.
TO REMOVE CONTROL HOOD END CAPS
Remove end caps by carefully prying caps out of
slots in ends of hood.
19. ELECTRONIC CONTROL
Refer to Figure 5 or 6.
IMPORTANT: When removing or installing an
electronic control, handle the control by the edges
or the control could become damaged.
NOTE: Refer to appropriate wiring diagram when
rewiring electronic control.
GRAPHIC PANEL, CONTROL HOOD AND CONTROLS
(Models AA9131, NA8631, NA8531, NA8331, NA6532, NA6531, NA6530, NA6332 and NA6331)
Figure 5
Electronic
Control
Screw
End Cap
(Right)
Screw
Screw
End Cap
(Left)
Pressure
Switch
Control
Hood
Graphic
Panel
Clip
Control
Knob
A
ssembly
W419P

18 32283
Section 5 Service Procedures
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
GRAPHIC PANEL, CONTROL HOOD AND CONTROLS
(Models NA7512 and NA7321)
GRAPHIC PANEL, CONTROL HOOD AND CONTROLS
(Models AA7131, NA5531, NA5530, NA5331 and NA5330)
Figure 6
Screws
End Cap
(Right)
Screw
Screw
End Cap
(Left)
Pressure
Switch
Control Hood
Assembly
Graphic
Panel
Timer
Knob Timer Knob
Skirt
Screw
Timer
Screw
Option
Switch
Temperature
Switch
W432P
Screw
Signal
Electronic
Control
Screw
End Cap
(Right)
Screw
Screw
End Cap
(Left)
Pressure
Switch
Control
Hood
Assembly
Graphic
Panel
Clip
Control
Knob
Assembly
W419P