Komatsu WA250PT-5H, Operation & Maintenance Manual

Page: 248 / 255

Central lubrication system
ATTACHMENTS, OPTIONS
6-12
Central lubrication system 0.
Operating the central lubrication system 0.
The pump with the grease container is located at the left of the
engine bonnet, above the fender.
1. Turn the ignition switch to ON.
This switches on the grease pump.
2. Watch the grease container through the rear window.
If the mixer blades are turning inside the grease container,
the lubrication system is OK.
If the mixer blades are not turning, no automatic lubrication
is taking place.
To eliminate the malfunction, contact your Komatsu dealer.
Display and control unit 0.
The display and control unit is protected by a transparent
plastic cover against splashing water and mechanical damage.
For programming, the cover has to be dismounted and,
following programming, reattached with a screwdriver.
Led-display 0.
1. Seven-segment display: Values and operating state
2. Pause time (PAUSE h/lmp)
3. Pump operation (CONTACT min/lmp)
4. Monitoring of system function by means of an external cycle
switch (CS)
5. Monitoring of system function by means of an external
pressure switch (PS)
6. Fault message (FAULT)
CS
PAUSE
h/lmp
CONTACT
min/ lmp
PS
FAULT
1
2
3
4
5
6