Alliance Laundry Systems CA050L Operating instructions

www.comlaundry.com
Troubleshooting
Part No. 70422101
October 2009
Drying Tumblers
50 Pound Capacity
75 Pound Capacity
Starting Serial No. 0904004427
Refer to Page 7 for Model Numbers
TMB795C
TMB795C

© Copyright 2009, 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.
70422101 1
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
Table of
Contents
Section 1 – Safety Information .......................................................... 4
Locating an Authorized Service Person ............................................... 6
Safety Warnings and Decals................................................................. 6
Safety Precautions for Servicing Tumblers.......................................... 6
Section 2 – Introduction..................................................................... 7
Model Identification ............................................................................. 7
Serial Plate Location............................................................................. 9
Customer Service.................................................................................. 9
Wiring Diagram.................................................................................... 9
How a Tumbler Works ......................................................................... 10
Theory of Operation of Instant Electronic Ignition.............................. 10
Section 3 – Troubleshooting............................................................... 11
1. Motor Does Not Start............................................................... 12
2. Motor Overload Protector Cycles Repeatedly......................... 13
3. Motor Runs But Cylinder Does Not Turn................................ 14
4. Motor Does Not Stop............................................................... 15
5. Heating Element Does Not Heat or Burner
Does Not Ignite........................................................................ 16
6. Igniter Does Not Shut Off After Gas Ignition –
Gas Burner ............................................................................... 18
7. Heating Element or Burner Shuts Off Prematurely................. 19
8. Heating Element or Burner Repeatedly Cycles
Off On High Limit Thermostat................................................ 20
9. Heating Element or Burner Does Not Shut-Off....................... 21
10. Clothes Do Not Dry ................................................................. 22
11. Tumbler Overheating............................................................... 23
12. Burners Not Burning Properly — Gas Models........................ 24
13. Loading Door Opens During Operation................................... 25
14. Tumbler Runs But No Steam To Coils — Steam Models....... 26
15. Water In Steam Line — Steam Models................................... 27
16. Door Open Light and Display Flash With Door Closed ......... 28
17. Display Shows “SH” and Signals Sounds ............................... 29
18. Display Shows “OP” and Signal Sounds Three Minutes
After Tumbler is Started ......................................................... 30
19. Motor Runs, Time on Drying Timer But No Heat................... 31
20. No Main Burner Flame, Igniter Does Not Spark..................... 33
21. Steam OM Control: No Heat With Cycle Selected,
Unit Running and Calling For Heat......................................... 34
22. OM and RM Control: No Start With Cycle Selected,
Start Button Pressed and Door Closed..................................... 35
23. OM Control: No Display After Selecting One of the
ON/SELECT Keys................................................................... 37
24. Electric OM Control: No Heat With Cycle Selected,
Unit Running and Calling For Heat......................................... 38
25. Gas OM Control: No Heat With Cycle Selected,
Unit Running and Calling For Heat......................................... 40

270422101
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26. OM Control: No Fan Motor Rotation With Cycle
Selected and Start Pressed........................................................ 42
27. OM Reversing Control: No Cylinder Rotation or Reversing
Capabilities............................................................................... 44
Section 4 – Adjustments..................................................................... 46
28. Main Gas Burner Air Inlet Shutters (Gas Models).................. 46
29. Airflow Switch (Gas and Electric Models).............................. 47
30. Loading Door Strike................................................................. 48
31. Drive Belt Tension................................................................... 48
32. Cylinder Clearance................................................................... 51
Section 5 – Micro Display Control (MDC) Troubleshooting.......... 52
33. Coins Ignored When Entered................................................... 52
34. Control Has No Display........................................................... 53
35. Door Open Indicator ................................................................ 55
36. Motor Will Not Start/Run........................................................ 57
37. Unit Will Not Heat – Gas......................................................... 60
38. Unit Will Not Heat – Steam..................................................... 63
39. Unit Will Not Heat – Electric .................................................. 66
40. Error Codes.............................................................................. 69
Section 6 – NetMaster Troubleshooting – KT075 Models Only..... 70
41. No Infrared Communication.................................................... 71
42. Coins Ignored When Entered................................................... 72
43. No Display ............................................................................... 73
44. “Door Open” Indicator............................................................. 75
45. No Start/Run ............................................................................ 77
46. Unit Will Not Heat – Gas......................................................... 79
47. Unit Will Not Heat – Steam..................................................... 82
48. Unit Will Not Heat – Electric .................................................. 84
49. CE Models No Display............................................................ 87
50. CE Models “Door Open” Indicator.......................................... 89
51. CE Models No Start/Run ......................................................... 91
52. CE Models Will Not Heat – Gas.............................................. 93
53. CE Models Will Not Heat – Steam.......................................... 96
54. CE Models Will Not Heat – Electric ....................................... 98
Section 8 – On Premise Micro Control (OM) Troubleshooting..... 101
55. Control Has No Display........................................................... 102
56. Door Open Indicator ................................................................ 104
57. Motor Will Not Start/Run........................................................ 106
58. Unit Will Not Heat – Gas......................................................... 109
59. Unit Will Not Heat – Steam..................................................... 112
60. Unit Will Not Heat – Electric .................................................. 114
61. Error Codes.............................................................................. 117

70422101 3
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Section 9 – Hybrid Timer Control Troubleshooting....................... 118
62. Coins Ignored When Entered................................................... 118
63. Control Has No Display – QT and RQ
Control Suffixes....................................................................... 119
64. Display Flashes “dr” With Door Closed – QT and RQ
Control Suffixes....................................................................... 121
65. Vend Satisfied, No In Use LED – SD and SX
Control Suffixes....................................................................... 124
66. In Use LED Lit, No Motor Run – SD and SX
Control Suffixes....................................................................... 127
67. Motor Will Not Start/Run – SD and SX Control Suffixes....... 129
68. Motor Will Not Start/Run – QT and RQ Control Suffixes...... 131
69. Unit Will Not Heat – Gas – SD and SX Control Suffixes....... 133
70. Unit Will Not Heat – Gas – QT and RQ Control Suffixes ...... 136
71. Unit Will Not Heat – Electric – QT and RQ
Control Suffixes....................................................................... 139
72. Error Codes.............................................................................. 142
Section 10 – Quantum Control Troubleshooting............................. 143
73. No Infrared Communication.................................................... 144
74. Coins Ignored When Entered................................................... 145
75. No Display ............................................................................... 146
76. “Door Open” Indicator............................................................. 148
77. No Start/Run ............................................................................ 150
78. Unit Will Not Heat – Gas......................................................... 153
79. Unit Will Not Heat – Steam..................................................... 156
80. Unit Will Not Heat – Electric .................................................. 158
81. CE Models No Display............................................................ 162
82. CE Models “Door Open” Indicator.......................................... 164
83. CE Models No Start/Run ......................................................... 166
84. CE Models Will Not Heat – Gas/Steam................................... 169
85. CE Models Will Not Heat – Electric ....................................... 172

470422101
© 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
personalsafety oftheoperator, user, servicer,andthose
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

70422101 5
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
Safety Information
IMPORTANT INFORMATION: During the
lifetime of a tumbler, 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 tumbler, and
who are equipped with the proper tools and testing
equipment.
NOTE: The WARNING and IMPORTANT
instructionsappearinginthis manualarenot 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 tumbler. These factors
MUST BE supplied by the person(s) installing,
maintaining or operating the tumbler.
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 tumbler
before servicing.
• Never start the tumbler with any guards/
panels removed.
• Whenever ground wires are removed
during servicing, these ground wires
must be reconnected to ensure that the
tumbler is properly grounded. W240
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

670422101
© 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
inkey locations toremindyou of important precautions
forthe safe operationand maintenanceof yourtumbler.
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
Tumblers
Prior to servicing tumbler:
Disconnect electrical service and “lockout” to
prevent unintentional connection.
Shut off supply gas valve.
Allow machine to cool prior to servicing.
After servicing tumbler:
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.

70422101 7
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
Section 2
Introduction
Model Identification
Information in this manual is applicable to these models:
Gas Steam/Thermal Oil Electric
50
Pound
CA050L
CA050N
CT050L
CT050N
CU050L
CU050N
DR55G2-BA050L
DR55G2-BA050N
DR55G2-BT050D
DR55G2-BT050L
DR55G2-BT050N
DR55G2-BU050L
DR55G2-BU050N
GA050L
GA050N
GT050L
GT050N
GU050L
GU050N
HA050L
HA050N
HT050D
HT050L
HT050N
HU050L
HU050N
IPD50G2-IT050L
IPD50G2-IT050N
KA050L
KA050N
KT050L
KT050N
KU050L
KU050N
LA050L
LA050N
LT050L
LT050N
LU050L
LU050N
PA050L
PA050N
PT050L
PT050N
PU050L
PU050N
SA050L
SA050N
ST050D
ST050L
ST050N
SU050L
SU050N
UA050L
UA050N
UT050L
UT050N
UU050L
UU050N
YT050L
YT050N
CT050S
CT050T
CU050S
CU050T
DR55S2-BT050S
DR55S2-BT050T
DR55S2-BU050S
DR55S2-BU050T
GT050S
GT050T
GU050S
GU050T
HT050S
HT050T
HU050S
HU050T
IPD50S2-IT050S
IPD50S2-IT050T
KT050S
KT050T
KU050S
KU050T
LT050S
LT050T
LU050S
LU050T
PT050S
PT050T
PU050S
PU050T
ST050S
ST050T
SU050S
SU050T
UT050S
UT050T
UU050S
UU050T
YT050S
YT050T
CT050E
CU050E
DR55E2-BT050E
DR55E2-BU050E
GT050E
GU050E
HT050E
HU050E
IPD50E2-IT050E
KT050E
KU050E
LT050E
LU050E
PT050E
PU050E
ST050E
SU050E
UT050E
UU050E
YT050E
(continued)
NOTE: Control suffixes listed on next page.

870422101
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Introduction
Includes models with the following control suffixes:
75
Pound
CA075L
CA075N
CT075L
CT075N
CU075L
CU075N
DR80G2-BA075L
DR80G2-BA075N
DR80G2-BT075D
DR80G2-BT075L
DR80G2-BT075N
DR80G2-BU075L
DR80G2-BU075N
GA075L
GA075N
GT075L
GT075N
GU075L
GU075N
HA075L
HA075N
HT075D
HT075L
HT075N
HU075L
HU075N
IPD75G2-IT075L
IPD75G2-IT075N
KA075L
KA075N
KT075L
KT075N
KU075L
KU075N
LA075L
LA075N
LT075L
LT075N
LU075L
LU075N
PA075L
PA075N
PT075L
PT075N
PU075L
PU075N
SA075L
SA075N
ST075D
ST075L
ST075N
STF75L
STF75N
SU075L
SU075N
UA075L
UA075N
UT075L
UT075N
UTF75L
UTF75N
UU075L
UU075N
YT075L
YT075N
CT075S
CT075T
CU075S
CU075T
DR80S2-BT075S
DR80S2-BT075T
DR80S2-BU075S
DR80S2-BU075T
GT075S
GT075T
GU075S
GU075T
HT075S
HT075T
HU075S
HU075T
IPD75S2-IT075S
IPD75S2-IT075T
KT075S
KT075T
KU075S
KU075T
LT075S
LT075T
LU075S
LU075T
PT075S
PT075T
PU075S
PU075T
ST075S
ST075T
SU075S
SU075T
UT075S
UT075T
UU075S
UU075T
YT075S
YT075T
YU075S
YU075T
CT075E
CU075E
DR80E2-BT075E
DR80E2-BU075E
GT075E
GU075E
HT075E
HU075E
IPD75E2-IT075E
KT075E
KU075E
LT075E
LU075E
PT075E
PU075E
ST075E
SU075E
UB075E
UT075E
UU075E
YT075E
YU075E
3O - DX4 OPL LC - network adaptable coin R3 - reversing DX4 OPL
3V - DX4 vended LX - network adaptable,
prep for coin RD - reversing DMP OPL 3X - DX4 prep for coin RM - reversing OPL micro
BC - basic electronic, coin LY - network adaptable,
prep for card RQ - reversing dual digital timer BL - basic electronic, central pay SD - single drop
BX - basic electronic, prep for coin NC - NetMaster coin SX - single drop, prep for coin
BY - basic electronic, prep for card NX - NetMaster, prep for coin WC - network ready coin
DO - DMP OPL NY - NetMaster, prep for card WX - network ready, prep for coin
DV - DMP vended OM - OPL micro WY - network ready, prep for card
DX - DMP prep for coin QT - dual digital timer
Gas Steam/Thermal Oil Electric