Komatsu WA480-8 Operation & Maintenance Manual page 196

EXPLANATION OF COMPONENTS
Display
Fault Low Level
Fault Cycle Switch
Operation Hour Meter
Fault Hour Meter
Block operation
Trouble
Fault hours are added in the fault hour meter and can not be
deleted.
All fault messages are displayed on LED (A) as a collective
fault.
All fault messages can be acknowledged and deleted with but-
tons (B).
The display mode will start with one of two buttons (C).
When grease has leaked from pressurized safety valve (1),
consult your Komatsu distributor.
The pump has an automatic level control. If the grease level
falls below "MIN" mark, the lubrication process is stopped with
the fault message "FLL" shown on the display.
If fault message "FLL" is displayed, fill up with grease and reset
the fault with button (B).
Fault message
Display
Fault Low Level
3-128
Denotation
The minimum level in the grease
tank has been reached.
No signal from cycle switch during
pump running time.
The subsequently displayed values are the operating hours of the con-
trol unit.
The values displayed in the following are the fault hours which are the
time while the vehicle or machine has been operated in the FAULT
mode.
Signal from cycle switch missing. Contrary to normal operation, the
control unit is still in the monitoring mode. If the fault continues to exist
for 3 pump running periods, a fault message is displayed.
Denotation
The minimum level in the grease
tank has been reached.
Explanation
Explanation
OPERATION
Control function
The control unit is in the FAULT
mode. The sequence of opera-
tions is stopped.
The control unit is in the FAULT
mode. The sequence of opera-
tions is stopped.
Control function
The control unit is in the FAULT
mode. The sequence of opera-
tions is stopped.