Alliance Laundry Systems T463PE1A Istruzioni operative

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

HIGH

TEMP

MED

TEMP

LOW

TEMP

HEAT

123

SELECT

TEMP

INSERT

COIN

PUSH

START

T463PE1A

70380601 1

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

270380601

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

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

470380601

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

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

670380601

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

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

Safety Information

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