Alliance Laundry Systems HCN020HCF Instruction Manual Page 52
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Testing Machine and Electronic Control Functions
F8237701
50
VFD Balance Weight Test (Design 1
models)
This test is only available on machines equipped with
a variable frequency motor drive.
To start test, control must be in the Diagnostic Testing
Mode. Refer to How to Enter Diagnostic Testing
Feature at the beginning of this section.
To enter, press the START (enter) keypad. The display
will show “bAL” and the START keypad LED will
flash. Close the door. Press the START (enter) keypad.
The door will lock. The motor will turn at distribution
speed. The control monitors the VFD balance switch
for frequency and displays a corresponding message.
Refer to Table 14.
Press the START (enter) keypad to stop the test. The
door will not unlock until the basket stops or the coast
time has expired.
Drive DC Bus Display Test (Design 2
models)
This test is only available on machines equipped with
a custom drive.
To start test, control must be in the Diagnostic Testing
Mode. Refer to How to Enter Diagnostic Testing
Feature at the beginning of this section.
To enter, press the START (enter) keypad. The display
will show “dCb” and the START keypad LED will
flash. Close the door. Press the START (enter) keypad.
The door will lock. The control will turn on the drive
and ramp up the motor to distribution speed. The
drive’s DC Bus Voltage will display.
Water Purge Test
This option empties all water from the machine.
To start test, control must be in the Diagnostic Testing
Mode. Refer to How to Enter Diagnostic Testing
Feature at the beginning of this section.
To enter, press the START (enter) keypad. The display
will show “PUrg” and the START keypad LED will
flash. Close the door. Press the START (enter) keypad.
The door will lock. The display will show “FLSH”.
The control will energize all water valves and supply
outputs while keeping the drain valves open.
The test will end, return to Water Purge Test start
prompt, and door will unlock if any keypad is pressed,
the door is unlocked or opened, if an end test
communication is received or if two minutes has
occurred since the test began. The control will prevent
the door from being unlocked until there is no water in
the machine.
Water Leak Detection Test
This option allows the owner to test for a water leak in
the machine.
To start test, control must be in the Diagnostic Testing
Mode. Refer to How to Enter Diagnostic Testing
Feature at the beginning of this section.
To enter, press the START (enter) Keypad. The display
will show “Ld” and the START keypad LED will flash
if the door is closed. Press the START (enter) keypad.
The door will lock. The control closes the drain valve
and fills the machine with cold water to low level. The
water level is monitored for 2 minutes and the display
shows an alternating horizontal segment while the
control is monitoring the water level. If after 2 minutes
the water level is the same, control will display
“PASS”, water will drain, door will unlock and
control will return to Ready Mode. If water level is
lower, indicating a leak in the drain, control will
display “FAIL”, water will drain, door will unlock and
water leak detection error will display as “ELd”.
On Design 2 models, if water level is higher,
indicating a leak in the fill valve, control will display
“FAIL”, water will drain, door will unlock and water
leak detection error will display as “ELF”.
VFD Balance
Switch Frequency
Description Display
0
Switch is always
closed
“
CLoS”
1 Hz
“1 H”
2 Hz
“2 H”
3 Hz
“3 H”
Switch is always
open
“
oPEn”
Table 14
- Washer-Extractor 1
- Table of 4
- Contents 4
- Model Identification 6
- Preliminary Information 7
- Control Identification 8
- Display Identification 9
- Machine Operation 10
- Changing Cycles 11
- Special Features 12
- Opening the Top Cover 13
- Entering the Manual Mode 14
- Programming Control 15
- F8237701 16
- Programming Flowcharts 18
- Manual Programming 19
- CHM1391R 20
- Figure 6 21
- Diagnostic 22
- 1. Cycle Vend Price “AtS” 23
- 2. Coin #1 Value “dEn1” 24
- 3. Coin #2 Value “dEn2” 25
- 4. Start Pulse Value “PLSE” 26
- 5. Start Pulse Mode “PLSn” 27
- 6. Available Type “AtyP” 28
- 7. Default Cycle “dCYC” 29
- 8. OPL Mode Enable/Disable 30
- 9. Audio Signal “AUd” 31
- How to Read Table 5 32
- 11. Cycle Programming “CyC-” 35
- Programming Fill Step 36
- Programming Supply Step 37
- Programming Agitate Step 38
- Programming Drain Step 38
- Programming Extract Step 39
- 14. IR Access (On/Off) “IrA” 42
- (Models with Heat) 42
- 17. Warm Water Temperature 43
- “Codn” (Models with Heat) 45
- 23. Programmable Cycle Time 47
- Display “PCtd” 47
- Value “SdAd” 48
- Collecting Audit Information 49
- Manual Reset 50
- Testing Machine and 51
- Electronic Control Functions 51
- Production Test Cycle 53
- To Exit Production Test Cycle 54
- Error Codes 56
- Rapid Advance Feature 59
- Clear Vend Feature 60
- Power Fail Recovery 61
- Communications Mode 62
- Default Cycles 63
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