14
F238006
Section 4 Troubleshooting
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
1. WE-6 CONTROL HAS NO VISIBLE DISPLAY — P AND N-VOLTAGE MODELS
IS THERE
VOLTAGE INTO
(380-480 VOLTS)
AND OUT OF (200-240
VOLTS) THE TC1
TRANSFORMER?
IS THERE
VOLTAGE
(380-480 VOLTS)
INTO AND OUT OF
THE QF2 CIRCUIT
BREAKER?
THE WE-6 CONTROL HAS
NO VISIBLE DISPLAY.
IS
THE MAIN
POWER CIRCUIT
BREAKER
ON?
TURN ON THE MAIN POWER
CIRCUIT BREAKER.
NO
YES
NOTE: THE QF1 CIRCUIT BREAKERS
ARE ON THE FRONT LEFT SIDE OF
THE MACHINE BESIDE THE KEY
SWITCH.
RESET THE 2 QF1 CIRCUIT BREAKERS. IF,
AFTER RESETTING, THERE IS STILL NO
VOLTAGE, REPLACE THE QF1 CIRCUIT
BREAKERS.
NO
IS THERE
VOLTAGE (120
VOLTS) INTO
AND OUT OF THE
2 QF1 CIRCUIT
BREAKERS?
YES
RESET AND RETURN (EITHER BY PULLING OR BY
TWISTING AND PULLING) THE E-STOP SWITCH SB1.
IF, AFTER RESETTING AND RETURNING, THERE IS
STILL NO VOLTAGE, REPLACE THE E-STOP
SWITCH SB1.
IS THERE
VOLTAGE (120
VOLTS) INTO
AND OUT OF
THE E-STOP
SWITCH SB1?
NO
IS THERE
VOLTAGE (220
VOLTS) ON THE J2
WHITE TRANSFORMER
PLUG ON THE FUSEBOARD
BETWEEN PINS 1
AND 4?
RETURN TO THE TOP. CHECK EACH OF THE ABOVE
STEPS CAREFULLY.
ALSO, ON THE J2 WHITE TRANSFORMER PLUG ON
THE FUSEBOARD, MAKE SURE THAT THERE IS
VOLTAGE BETWEEN PIN 1 TO GROUND AND PIN 4 TO
GROUND.
IS THERE
10VDC BETWEEN
THE +10VDC MALE
SPADE AND THE
GROUND?
IS THERE 10VDC ON THE RIBBON CABLE LOCATED
BETWEEN THE FUSEBOARD AND THE WE-6 COMPUTER?
IF NOT, REPLACE IT.
IF THERE IS 10VDC ON THE RIBBON CABLE , DISCONNECT
ALL OF THE CABLES FROM THE WE-6 COMPUTER EXCEPT
THE GROUND WIRE AND THE RIBBON CABLE FROM THE
FUSEBOARD. IF THE WE-6 STILL DOESN'T SHOW A DISPLAY,
THE FUSEBOARD MAY NOT BE WORKING PROPERLY.
CONTACT THE FACTORY BEFORE REPLACING IT.
IF THE FUSEBOARD DOES SHOW A DISPLAY, RECONNECT
THE RIBBON CABLE.
NOTE: IF THE J1 RIBBON CABLE IS INSTALLED
INCORRECTLY, THERE WILL BE NO DISPLAY.
CHECK THE FU4 (125MA) FUSE LOCATED
BEHIND THE TRANSFORMER. IF THE FUSE IS
BLOWN, REPLACE IT. IF THE FUSE ISN'T
BLOWN, REPLACE THE FUSEBOARD.
YES
YES
NO
YES
NO
1
2
3
4
5
YES
6
NO
RESET THE QF2 CIRCUIT BREAKER. IF, AFTER
RESETTING, THERE IS STILL NO VOLTAGE,
REPLACE THE QF2 CIRCUIT BREAKER.
REPLACE THE TC1 TRANSFORMER.
NOTE: THE TCI TRANSFORMER IS
LOCATED ON THE LEFT SIDE OF THE
FRAME UNDERNEATH THE OUTER
PANELS.
NO
YES
7
PHM1924S