Alliance Laundry Systems A-Control Troubleshooting Manual
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Alliance Laundry Systems A-Control Troubleshooting Manual

Alliance Laundry Systems A-Control Troubleshooting Manual

Washer-extractor
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Washer-Extractor
Refer to Page 8 for Model Numbers
Cabinet Hardmount
A and B-Control
Lo
ad
C lo
th es
C lo
5
se
D oo
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A dd
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6- 1
www.comlaundry.com
CHM1760C
Part No. F232205R5
December 2008

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Rene
January 19, 2025

i **** receiving code 63 what can i do on UCN020 washer thanks.

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Summary of Contents for Alliance Laundry Systems A-Control

  • Page 1 Washer-Extractor Cabinet Hardmount A and B-Control Refer to Page 8 for Model Numbers C lo th es C lo D oo A dd le ct C yc In se W AS rt C oi ns In se rt C ar d s St ar t S TA...

  • Page 3: Table Of Contents

    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. F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...

  • Page 4: Section 1 - Safety Information

    • 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. W006R1 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 5: Important Safety Instructions

    This will release any accumulated hydrogen gas. The gas is flammable. Do not smoke or use an open flame during this time. F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 6 20. If the supply cord is damaged, it must be replaced by a special cord or assembly available from the manufacturer or its service agent. © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 7: Safety Decals

    If questions regarding safety arise, contact the manufacturer immediately. Use manufacturer-authorized spare parts to avoid safety hazards. F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...

  • Page 8: Operator Safety

    The door does not remain securely locked during the entire cycle. b. Excessively high water level is evident. c. Machine is not connected to a properly grounded circuit. © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 9: Section 2 - Introduction

    W ire V ol S te ui re R eq D at . Lo M ax H ea E le N o. P ro CHM2411P F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...

  • Page 10: Model Identification

    HC80ACV SC30AX2 SC60AY2 UC60BNF HC30BY2 HC80ALV SC30AY2 SC60AYF UC80ANV HC40AC2 HC80ANV SC30AYV SC60AYV UC80BNV HC40ACV HC80AXV SC30BC2 SC60BC2 UC125ANV HC40AL2 HC80AYV SC30BL2 SC60BCF HC40AX2 HC80BCV SC30BN2 SC60BL2 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 11: Section 3 - Theory Of Operation

    80 and 125-pound capacity models use 2 flange-type bearing that are bolted to the frame. F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...

  • Page 12: Section 4 - Troubleshooting

    • Never start the washer-extractor with any guards/panels removed. • Whenever ground wires are removed during servicing, these ground wires must be reconnected to ensure that the washer-extractor is properly grounded. W461R1 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 13: No Hot Fill Analysis

    V9 on the hot water valve and the ACN? Refer to the No Hot Fill Analysis Dispenser Illustration. Replace the hot water valve. CHM368S F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 14 No Hot Fill Analysis Dispenser V9 SOLENOID V1 SOLENOID HOT WATER VALVE VACUUM BREAKER SUPPLY DISPENSER CHM370S Please refer to the following 2 pages for wiring diagram information. © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...
  • Page 15 Troubleshooting No Hot Fill Analysis (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine. F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 16 Troubleshooting No Hot Fill Analysis (Sheet 2 of 2) CHM369S © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 17: No Cold Fill Analysis

    V10 on the cold water valve and the ACN? Refer to the No Cold Fill Analysis Dispenser Illustration. Replace the cold water valve. CHM371S F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 18 No Cold Fill Analysis Dispenser V10 SOLENOID COLD WATER VALVE V2 SOLENOID VACUUM BREAKER SUPPLY DISPENSER CHM373S Please refer to the following 2 pages for wiring diagram information. © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...
  • Page 19 Troubleshooting No Cold Fill Analysis (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine. F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 20 Troubleshooting No Cold Fill Analysis (Sheet 2 of 2) CHM372S © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 21: No Hot Supply 1 Fill Analysis

    ACN? Refer to the No Hot Supply 1 Fill Analysis Dispenser Illustration. Replace the hot water valve. CHM374S F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 22 No Hot Supply 1 Fill Analysis Dispenser V9 SOLENOID HOT WATER VALVE VACUUM BREAKER SUPPLY DISPENSER CHM376S Please refer to the following 2 pages for wiring diagram information. © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...
  • Page 23 Troubleshooting No Hot Supply 1 Fill Analysis (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine. F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 24 Troubleshooting No Hot Supply 1 Fill Analysis (Sheet 2 of 2) CHM375S © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 25: No Cold Supply 1 Fill Analysis

    ACN? Refer to the No Cold Supply 1 Fill Analysis Dispenser Illustration. Replace the cold water valve. CHM377S F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 26 No Cold Supply 1 Fill Analysis Dispenser V10 SOLENOID COLD WATER VALVE VACUUM BREAKER SUPPLY DISPENSER CHM379S Please refer to the following 2 pages for wiring diagram information. © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...
  • Page 27 Troubleshooting No Cold Supply 1 Fill Analysis (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine. F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 28 Troubleshooting No Cold Supply 1 Fill Analysis (Sheet 2 of 2) CHM378S © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 29: No Supply 2 Fill Analysis

    Repair and/or replace the the cold water valve and the wire as needed. ACN? Refer to the No Supply 2 Fill Analysis Dispenser Illustration. Replace the cold water valve. CHM380S F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 30 No Supply 2 Fill Analysis Dispenser COLD WATER VALVE V4 SOLENOID VACUUM BREAKER SUPPLY 2 FILL HOSE SUPPLY DISPENSER CHM382S Please refer to the following 2 pages for wiring diagram information. © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...
  • Page 31 Troubleshooting No Supply 2 Fill Analysis (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine. F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 32 Troubleshooting No Supply 2 Fill Analysis (Sheet 2 of 2) CHM381S © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 33: No Supply 3 Fill Analysis

    Repair and/or replace the the hot water valve and the wire as needed. ACN? Refer to the No Supply 3 Fill Analysis Dispenser Illustration. Replace the hot water valve. CHM383S F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 34 No Supply 3 Fill Analysis Dispenser HOT WATER VALVE V5 SOLENOID VACUUM BREAKER SUPPLY 3 FILL HOSE SUPPLY DISPENSER CHM385S Please refer to the following 2 pages for wiring diagram information. © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...
  • Page 35 Troubleshooting No Supply 3 Fill Analysis (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine. F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 36 Troubleshooting No Supply 3 Fill Analysis (Sheet 2 of 2) CHM384S © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 37: Drain Valve Analysis

    J4-3-4. Repair and/or J4-3-3. Repair and/or AC) between drain valve and replace the wire as needed. replace the wire as needed. the ACN? Replace the drain valve. CHM386S F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 38 Troubleshooting Please refer to the following 2 pages for wiring diagram information. © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...
  • Page 39 Troubleshooting Drain Valve Analysis (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine. F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 40 Troubleshooting Drain Valve Analysis (Sheet 2 of 2) CHM387S © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 41: Compartment 2 Of Supply Dispenser Not Flushing Completely

    NOTE: If the water pressure is corrected to factory specifications, the notch must be plugged to avoid splashing. CHM443S CHM443S Dispenser Illustration Vacuum Breaker Illustration Hose Notch Clamp CHM366S CHM441S F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...

  • Page 42: Overload Relay Tripping Repeatedly

    SS3? Check the capacitor values and the spin circuit wiring. Replace the capacitors as needed. Repair and/or replace the wiring as needed. CHM430S Replace the sinpac switch. © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 43: Troubleshooting And Cleaning The Coin Drop

    If the coin drop does not operate properly after the above steps have been completed, corrosion of the metal or vandalized components within the coin drop may be preventing it from functioning properly. Replace the coin drop. CHM456S F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 44 Pivot Cotter Metal Compressed Point Clip Pendulum DRY3B DRY6B Figure 2 Figure 5 Coin Eyes Coin Drop Return Frame Cotton Swab DRY7B DRY4B Figure 3 Figure 6 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 45: Section 5 - Troubleshooting - B-Control Coin Models

    • Never start the washer-extractor with any guards/panels removed. • Whenever ground wires are removed during servicing, these ground wires must be reconnected to ensure that the washer-extractor is properly grounded. W461R1 F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...

  • Page 46: The Display Shows "Cant/Loc" Or "Shut/Door": Flowchart

    RT1 of the door lock thermistor on the solenoid? See output board Figure cracked? See Figure 12. CHM449S © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 47: The Display Shows "Cant/Loc" Or "Shut/Door": Flowchart

    Input and Output Terminals Silver Terminal Figure 7 – Door Locked Microswitch CHM310S ACH1 and ACN1 Terminals Figure 8 CHM445S Blue Wire Orange Wire Figure 9 CHM312S F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...

  • Page 48: The Display Shows "Cant/Loc" Or "Shut/Door": Flowchart

    The Display Shows “CANt/LOC” or “SHUT/DOOR”: Flowchart 1 (cont.) Black/Blue and Black Wires Figure 10 CHM313S Orange and Blue Wires Figure 11 CHM314S Thermister DL Light DU Light Figure 12 CHM446S © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...
  • Page 49 ACH1 and the ACN1 switch.** tabs on the output Recheck all wiring. Make board? sure that the IDC Harness See Figure 8. Kit has been installed onto the machine. CHM450S F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 50 The Display Shows “CANt/LOC” or “SHUT/DOOR”: Flowchart 2 (cont.) CHM447S Input and Output Terminals Figure 13 CHM447S Tab 4 Tab 6 Tab 8 Tab 7 CHM317S Figure 14 CHM317S © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 51: When Powering The Machine Down, Allow Time

    See Figures 8 closed microswitch.** and 15. Make sure that the IDC Harness Kit has been installed onto the machine. CHM451S F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 52 The Display Shows “CANt/LOC” or “SHUT/DOOR”: Flowchart 3 (cont.) CHM318S Input and Output Terminals Figure 15 – Door Closed Microswitch CHM318S CHM319S Voltage Reading Points Figure 16 – Wires to the Door Magnetic Switch CHM319S © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 53: At The End Of A Cycle, The Display Shows "Cant/Open

    264 ohms (+/- 10%) between the orange and blue wire (See Figure 11) Check all wiring connections from the output board to the door lock solenoid. CHM452S F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...

  • Page 54: In Mid-Cycle, The Display Shows "01", The Door Unlocks And The

    ACN1 tab software is being used. on the output board? NOTE: When changing the See Figures EProm the cycle will need 8 and 15. to be reprogrammed. CHM453S © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 55: The Control Stops With "01" On The Display

    Change EProm on main control to ensure latest software is being used. NOTE: When changing the EProm the cycle will need CHM454S to be reprogrammed. F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 56 Troubleshooting – B-Control Coin Models The Control Stops with “01” on the Display (cont.) Fuses CHM448S DR Light HF Light CF Light Figure 17 CHM448S © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

  • Page 57: The Control Stops In Mid-Cycle And Will Not Advance

    Repair/replace the water valve and/or the wiring to the water valve as needed. Make sure that the IDC Harness Kit has been installed onto the machine. CHM455S F232205 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT...
  • Page 58 Troubleshooting – B-Control Coin Models The Control Stops in Mid-Cycle and Will Not Advance (cont.) CHM321S Water Valve Solenoid Terminals Figure 18 CHM321S © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232205...

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