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PROBLEM
MACHINE FAILS TO SWITCH ON
MACHINE FAILS TO WELD
MACHINE
WELDS
BUT
CURRENT
SUPPLIED
INSUFFICIENT
FOR ANY OTHER PROBLEM NOT SPECIFIED IN THE ABOVE TABLE, PLEASE CONTACT THE SERVICING DEPARTMENT.
SIGNAL
THE CONTROL UNIT DOES NOT
LIGHT UP
THE START BUTTON ON THE
GUN'S HANDLE IS PRESSED
AND THE WELDER DOES NOT
WELD
THE
THERMOSTAT
ACTIVATED
WELDING
CYCLE
IS
BEFORE THE END
CAUSE
POWER SUPPLY FAILURE
CHECK FUSES
THE
BUTTON
CONTROL UNIT IS IN NO/WELD
POSITION
CHECK LINE PRESSURE
START
WIRE
MICROSWITCH ON HANDGRIP
MAY BE BROKEN
THE SOLENOID VALVE IS NOT
ENERGIZED, THEREFORE NO
AIR IS PASSED
IS
THE WELDING TRANSFORMER
IS OVERHEATED
INVERTER THERMOSTAT HAS
TRIGGERED
STOPS
THE
OPERATOR
RELEASED
THE
TRIGGER BEFORE EXPIRY OF
SET WELDING TIME
39
REMEDY
MAKE SURE THAT ALL THREE
PHASES
CONNECTED AND CHECK FOR
POSSIBLE BREAKAGE IN THE
POWER SUPPLY CABLE
REPLACE BLOWN FUSES. IF
FUSES BLOW AGAIN, CONTACT
SERVICING
PRESS THE BUTTON ON THE
ON
THE
CONTROL UNIT IN WELD
POSITION
INCREASE PRESSURE TO AT
LEAST 8,5 BAR
OR
CONTACT SERVICE
CHECK THAT COOLING WATER
IS PROPERLY CIRCULATING
CHECK
THAT
COOLING FAN IS OPERATING
HAS
KEEP
START
START
PRESSED UNTIL WELDING IS
COMPLETED
HAVE
BEEN
INVERTER
TRIGGER
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