Service manual

© Copyright 2011, Alliance Laundry Systems LLC
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Table of
Contents
Safety Information...................................................................................2
General Safety Precautions....................................................................2
Important Safety Instructions ................................................................4
Introduction..............................................................................................6
Customer Service...................................................................................6
Model Identification ..............................................................................7
Theory of Operation ................................................................................9
Starting the Machine..............................................................................9
Fill..........................................................................................................9
Supply....................................................................................................9
Wash ......................................................................................................9
Drain ......................................................................................................9
Extract....................................................................................................9
Troubleshooting .....................................................................................10
1. Display Error: Display reads “Memory Error”...........................10
2. WE-8 Control Has No Visible Display
(P and N-Voltage Models) ..........................................................11
3. WE-8 Control Has No Visible Display
(Q and X-Voltage Models) .........................................................14
4. No Fill Analysis ..........................................................................18
5. Water Runs Continuously into the Washer-Extractor.................22
6. Door Lock Switch Analysis: Display Shows “Door Error”........26
7. Door Lock Switch Analysis:
Display Reads “Please Close Door” ...........................................30
8. Door Lock Switch Analysis: “Door Won’t Unlock” ..................34
9. No Output Voltage to Components.............................................38
10. No Motor Operation With No AC Drive Fault ...........................42
11. No Motor Operation With AC Drive Fault.................................46
12. The Motor is Running But at an Abnormal Speed......................47
13. No Spin .......................................................................................48
14. Machine Did Not Fill Alarm Analysis........................................49
15. Empty Alarm Analysis................................................................52
16. Automatic Supply Dispenser Analysis .......................................56
17. No Keypad Board Functions.......................................................58
18. Excessive Cycle Time.................................................................59
19. Excessive Vibration and/or Noise During Spin ..........................60
20. Cycle Memory Error ...................................................................61