Alliance Laundry Systems T463PE1A Operating instructions
Troubleshooting
www.alliancelaundry.com
Part No. 70380601R4
January 2013
Tumble Dryers
25 Pound Capacity
30 Pound Capacity
35 Pound Capacity
55 Pound Capacity
Starting Serial No. 0602004144
Refer to Page 7 for Model Numbers
START
25
C
HIGH
TEMP
MED
TEMP
LOW
TEMP
NO
HEAT
123
SELECT
TEMP
INSERT
COIN
PUSH
START
T463PE1A
70380601 1
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
© Copyright 2013, 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.
Table of
Contents
Section 1 – Safety Information .......................................................... 5
Locating an Authorized Service Person ............................................... 7
Safety Warnings and Decals................................................................. 7
Safety Precautions for Servicing Tumble Dryers ................................. 7
Section 2 – Introduction ..................................................................... 9
Model Identification ............................................................................. 9
Serial Plate Location............................................................................. 12
Customer Service.................................................................................. 12
Wiring Diagram.................................................................................... 12
How a Tumble Dryer Works ................................................................ 13
Theory of Operation ............................................................................. 14
Section 3 – Machine Troubleshooting............................................... 17
1. Tumble Dryer Does Not Start .................................................. 18
2. Motor Does Not Start............................................................... 19
3. Motor Overload Protector Cycles Repeatedly ......................... 20
4. Motor Runs But Cylinder Does Not Turn................................ 21
5. Motor Does Not Stop ............................................................... 22
6. No Heat Condition (Non-CE and Non-Australian Models)..... 23
7. Burner Does Not Ignite............................................................ 25
8. Burner Ignites and Goes Out Repeatedly................................. 28
9. Burner Does Not Shut Off ....................................................... 29
10. Clothes Do Not Dry ................................................................. 30
11. Tumble Dryer Overheating ...................................................... 32
12. Burner Not Burning Properly................................................... 33
13. Loading Door Opens During Operation................................... 34
14. Cylinder Continues to Spin with Door Open........................... 35
15. Coin Does Not Fall into Coin Vault or Coin Drop Sensor
Does Not Register that Coin Has Been Entered ...................... 36
16. Cylinder Is “Stained” ............................................................... 39
Section 4 – Fire Supression System Troubleshooting...................... 40
17. Tumble Dryer Does Not Operate and Light Is On................... 41
18. Water Discharge, but No Fire .................................................. 42
19. Tumble Dryer Does Not Operate and Light Is Off .................. 43
20. Tumble Dryer Operates, but Water Does Not Discharge
and Light Is On ........................................................................ 44
Section 5 – Adjustments ..................................................................... 46
21. Loading Door Switch............................................................... 46
22. Loading Door Strike................................................................. 46
23. Aligning Door Strike................................................................ 47
24. Cleaning Coin Drop ................................................................. 47
Section 6 – Micro Display Control (MDC) Troubleshooting.......... 50
Models with BC, BL, BX and BY Control Suffixes
25. Coins Ignored When Entered................................................... 50
26. Control Has No Display........................................................... 51
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27. Door Open Indicator ................................................................ 53
28. Motor Will Not Start/Run ........................................................ 55
29. Unit Will Not Heat – Gas......................................................... 59
30. Unit Will Not Heat – Steam..................................................... 62
31. Unit Will Not Heat – Electric .................................................. 65
32. Error Codes .............................................................................. 68
Gas and Steam Models
Control Circuit Schematic.................................................................69
Control Circuit Connection...............................................................70
Gas and Steam Models
Control Box Schematic .....................................................................71
Control Box Connection ...................................................................72
Gas and Steam Models
Control Circuit Schematic.................................................................73
Gas and Steam Models
Control Circuit Schematic.................................................................74
Gas and Steam Models
Control Box Schematic .....................................................................75
Control Box Connection ...................................................................76
Electric Models
Control Circuit Schematic.................................................................77
Control Circuit Connection...............................................................78
Electric Models
Control Box Connection ...................................................................79
Control Box Schematic .....................................................................80
Section 7 – On Premise Micro Control Troubleshooting................ 81
Models with OM Control Suffix
33. Control Has No Display........................................................... 82
34. Door Open Indicator ................................................................ 84
35. Motor Will Not Start/Run ........................................................ 87
36. Unit Will Not Heat – Gas......................................................... 90
37. Unit Will Not Heat – Steam..................................................... 93
38. Unit Will Not Heat – Electric .................................................. 96
39. Error Codes .............................................................................. 99
Section 8 – NetMaster Troubleshooting ........................................... 100
Models with NC, NR, NX, NY, ZC, ZR, ZX and ZY
Control Suffixes
40. No Infra-red (IR) Communication ........................................... 100
41. Coins Ignored When Entered................................................... 101
42. Control Has No Display........................................................... 102
43. Door Open Indicator ................................................................ 104
44. Motor Will Not Start/Run ........................................................ 106
45. Unit Will Not Heat – Gas......................................................... 110
46. Unit Will Not Heat – Steam..................................................... 113
Section 9 – Hybrid Timer Control Troubleshooting ....................... 115
Models with QT, SD and SX Control Suffixes
47. Coins Ignored When Entered................................................... 115
70380601 3
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48. Control Has No Display – OPL Models .................................. 116
49. Display Flashes “dr” With Door Closed – OPL Models ......... 119
50. Vend Satisfied, No In Use LED – Coin Models...................... 122
51. In Use LED Lit, No Motor Run – Coin Models ...................... 126
52. Motor Will Not Start/Run – Coin Models ............................... 129
53. Motor Will Not Start/Run – OPL Models................................ 132
54. Unit Will Not Heat – Gas – Coin Models................................ 135
55. Unit Will Not Heat – Gas – OPL Models ................................ 138
56. Unit Will Not Heat – Electric OPL.......................................... 141
57. Error Codes .............................................................................. 145
Section 10 – Electronic Control Troubleshooting............................ 146
Models with KB, KC, KX, KV, KW, KY, LC, LX, LY, WC,
WX and WY Control Suffixes
58. No Infrared Communication .................................................... 147
59. Coins Ignored When Entered................................................... 148
60. No Display ............................................................................... 149
61. “Door Open” Indicator............................................................. 151
62. No Start/Run ............................................................................ 153
63. Unit Will Not Heat – Gas......................................................... 155
64. Unit Will Not Heat – Steam..................................................... 158
65. Unit Will Not Heat – Electric .................................................. 160
66. CE Models No Display ............................................................ 163
67. CE Models “Door Open” Indicator.......................................... 165
68. CE Models No Start/Run ......................................................... 167
69. CE Models Will Not Heat – Gas/Steam................................... 169
70. CE Models Will Not Heat – Electric ....................................... 172
Section 11 – LED OPL and UniLinc Troubleshooting.................... 175
Models with EO, RE, RU and UO Control Suffixes
71. No Fan Motor Rotation ............................................................ 176
72. No Drive Motor Rotation......................................................... 179
73. Stove and Cabinet Limit Errors ............................................... 182
74. No Display ............................................................................... 184
75. Airflow Errors .......................................................................... 186
76. Fan Motor Centrifugal Switch Error........................................ 188
77. Close Door Indication .............................................................. 190
78. Moisture Sensor Error.............................................................. 192
Troubleshooting the Moisture Sensor Circuit....................................... 194
79. Troubleshooting at the Control ................................................ 194
80. Troubleshooting From Control to Slip Ring Assembly........... 196
81. Troubleshooting At Slip Ring Assembly................................. 198
82. Troubleshooting From Slip Ring Assembly to Moisture
Sensing Baffle and Basket ....................................................... 198
83. Troubleshooting from Basket Shaft to Moisture Sensing
Baffle with Machine Basket Removed .................................... 198
84. Troubleshooting at the Moisture Sensing Baffles with
Machine Basket Removed ....................................................... 199
85. Fan Motor Contactor Error ...................................................... 200
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86. Rotation Sensor Error............................................................... 202
87. Shorted or Open Thermistor .................................................... 204
88. Fuses and Transformer Configuration Jumper......................... 206
89. Dip Switch/Harness Index Mismatch ...................................... 207
90. Electronic Control Testing....................................................... 208
91. Diagnostic Testing ................................................................... 216
70380601 5
© 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.
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.
Danger indicates an imminently hazardous
situation that, if not avoided, will cause
severe personal injury or death.
DANGER
Warning indicates a hazardous situation
that, if not avoided, could cause severe
personal injury or death.
WARNING
Caution indicates a hazardous situation
that, if not avoided, may cause minor or
moderate personal injury or property
damage.
CAUTION
• 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
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Safety Information
IMPORTANT INFORMATION: During the
lifetime of a tumble dryer, it may require service.
The information contained in this manual was
written and is intended for use by qualified service
technicians who are familiar with the safety
procedures required in the repair of a tumble dryer,
and who are equipped with the proper tools and
testing equipment.
NOTE: The WARNING and IMPORTANT
instructions appearing in this manual are not meant
to cover all possible conditions and situations that
may occur. It must be understood that common
sense, caution and carefulness are factors which
CANNOT be built into this tumble dryer. These
factors MUST BE supplied by the person(s)
installing, maintaining or operating the tumble
dryer.
Always contact your dealer, distributor, service agent
or the manufacturer on any problems or conditions you
do not understand.
To reduce the risk of electric shock, fire,
explosion, serious injury or death:
• Disconnect electric power to the tumble
dryer before servicing.
• Never start the tumble dryer with any
guards/panels removed.
• Whenever ground wires are removed
during servicing, these ground wires
must be reconnected to ensure that the
tumble dryer is properly grounded.
W240R1
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
CAUTION
70380601 7
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
Safety Information
Locating an Authorized Service
Person
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.
Safety Warnings and Decals
SAFETY WARNINGS and decals have been provided
in key locations to remind you of important precautions
for the safe operation and maintenance of your tumble
dryer. Please take the time to review these warnings
before proceeding with service work.
All decals have been designed and applied to withstand
washing and cleaning. Decals should be checked
periodically to be sure they have not been damaged,
removed, or painted.
Safety Precautions for Servicing
Tumble Dryers
Prior to servicing tumble dryer:
•Disconnect electrical service and “lockout” to
prevent unintentional connection.
•Shut off supply gas valve.
•Allow machine to cool prior to servicing.
After servicing tumble dryer:
•Control/access panels must be reinstalled.
•Motor/drive/belt guards must be reinstalled.
•Contactor/junction/accessory box covers must
be reinstalled.
•Use a non-corrosive leak detection solution to
check all pipe connections for gas leaks. DO
NOT USE AN OPEN FLAME TO CHECK
FOR GAS LEAKS!
•The loading door switch, lint door switch and
airflow switch must be operating properly.
870380601
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
Safety Information
This manual suits for next models
174
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