Alliance Laundry Systems BU170S Service Manual Page 117
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- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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70422201R1
115
LED OPL and UniLinc Troubleshooting
64.Diagnostic Testing
Models with RU Control Suffix
Diagnostic Menu
The Diagnostic Menu contains Test, Alarm and
Machine ID Menus. The menus contain specific
diagnostic information and manufacturing data for the
machine. The , , and keypads
position the highlighted box. Press the keypad to
select the menu choice.
Press the keypad while in the Diagnostic Menu
to return to System Menu.
Test Menu
The Test Menu provides features for manufacturing
and customer service testing. The highlighted box is
moved horizontally and vertically using the
and keypads. Press the
keypad to select the menu choice.
Press the keypad to return to Diagnostic Menu.
The screen will display “Diagnostics Are Disabled” if
the manual diagnostics have been programmed off.
Diagnostic test commands via PDA and network will
still function.
Test Cycle Menu
The Test Cycle Menu is used to run several test steps
as well as a ten-minute cycle. Step 01 keypad test
requires the user to press each keypad. Step 02 Door
Status shows whether the loading and lint doors are
open or closed. Press any key to advance. Step 03
Screen Test shows four screens that test the LCD
screen. Press any key to advance through each of the
four test steps.
The Test Cycle Menu for Test Steps 4-13 is shown in
Figure 16.
It is similar to the Inputs/Outputs Menu except that the
test step is shown at the bottom of the display and a
key press prompt message is shown in the lower right
corner. Press to advance through the steps. Refer
to Table 7 for more details of each step. Press to
terminate the test.
TMB1325R
Figure 14
TMB1326R
Figure 15
TMB1325R
Machine ID
Test
Diagnostic Menu
Alarms
TMB1326R
Test Cycle
Test Menu
Inputs and
Outputs
Diagnostics Are Disabled
TMB1424R
Figure 16
Test Cycle
Outputs:
Intputs:
RPM:0Temp:90 F
Step04: Temp Index - 50, 75 -170 (12)
Moisture:1%
PRESS
DM FM FW RV HT EA IR
DR LD AFS FCRS FCLS CL SL1 SL2 IL
RS DIP1 DIP2 DIP3 DIP4 DIP5 DIP6 DIP7 DIP8
- STRIAL TUMBLE DRYERS 1
- Table of 3
- Contents 3
- 70422101R1 4
- Section 1 5
- Safety Information 5
- Safety Warnings and Decals 7
- Tumblers 7
- Section 2 8
- Introduction 8
- Customer Service 10
- Serial Plate Location 10
- How a Tumble Dryer Works 11
- Operation 12
- Temperature Sensor 13
- Modes of Operation 14
- Section 3 15
- Troubleshooting 15
- 1. Motor Does Not Start 16
- 4. Motor Does Not Stop 19
- 6. No Heat Condition 21
- 7. Gas Burner Does Not Ignite 22
- 12.Clothes Do Not Dry 27
- 13.Tumble Dryer Overheating 28
- TMB2357S 34
- TMB2319S 35
- TMB2368S 36
- 21.Cylinder Is “Stained” 39
- Section 4 40
- Call the fire department 41
- TMB2199N 44
- SUPPRESSION 45
- Section 5 46
- Adjustments 46
- 27.Airflow Switch 47
- Pound Models) 47
- 30.Belt Drive 48
- 31.Cylinder Clearance 49
- TMB1786S 50
- 32.Drive Belt Tension 51
- 33.Fan Belt Tension 52
- Section 6 53
- 34.Control Has No Display 54
- 36.Motor Will Not Start/Run 58
- 37.Unit Will Not Heat – Gas 60
- 38.Error Codes 63
- Section 7 64
- 39.Control Has No Display 65
- 40.Door Open Indicator 67
- 41.Motor Will Not Start/Run 70
- 43.Error Codes 75
- Section 8 76
- Is there line voltage 77
- TMB2387S 79
- 45.No Drive Motor Rotation 80
- LED OPL Error Display: E Cab 83
- Is there 24 volts AC 85
- 48.Airflow Errors 87
- LED OPL Error Display: E FnCs 89
- 50.Close Door Indication 91
- 51.Moisture Sensor Error 93
- Figure 9 95
- Figure 10 96
- (Refer to Figure 11) 97
- Figure 12 98
- Machine Basket Removed 99
- Figure 13 100
- 58.Fan Motor Contactor Error 101
- TMB2383S 102
- 59.Rotation Sensor Error 103
- Rotation Sensor Error 104
- 60.Shorted or Open Thermistor 105
- Shorted or Open Thermistor 106
- SEE VOLTAGE 107
- OPTION DIAGRAM 107
- PROGRAMMING DIP SWITCHES 108
- (SEE INSTALLATION MANUAL 108
- FOR SWITCH DETAILS.) 108
- 63.Electronic Control Testing 109
- 70422201R1 110
- Diagnostic Test Descriptions 111
- Production Test Cycle 116
- 64.Diagnostic Testing 117
- Diagnostic Menu 117
- Test Menu 117
- Test Cycle Chart 118
- Inputs Outputs Menu 119
- Alarms Menus 120
- Machine ID Menu 120
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