Daewoo BH090, Manual

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Trouble check
Symptoms and diagnosis
SYMPTOMS
Ү Manual operation switch is pushed
on, but signal lamp doesn’t “ON”.
Ү Signal switch keeps lighting about 3
minutes.
Ү
Lack of grease delivery
Ү
Excessive grease delivery
CAUSE
Ү Lack of grease in transparent jar.
Ү
Leakage of grease in main line.
Ү Trouble of pressure switch, control unit
and signal lamp or incorrect wiring
Ү
Foreign parts in main line
Ү
Inadequate capacity of metering nipple
Ү
Inadequate time set of control unit
Ү Inadequate capacity of metering nipple.
REMEDY
Ү Replenish grease
Ү
Inspect fitting and correct leakage part.
Ү Change damaged part and correct
wiring.
Ү
Check the pressure in main line and
clean.
Ү
In normal condition, the operation
pressure is over 30bar, after operation
the pressure go down below 10bar
quickly.
Ү
Change metering nipple
Ү
Readjust time set
Ү Change metering nipple
Troubleshooting is not possible, turn “OFF” main switch and disconnect terminal connected to control unit ot stop
the operation. (stop the rest time memoried in control unit.)
CAUTION