Every 4500 Hours Maintenance; Method For Checking For Looseness Of Engine High-Pressure Piping Clamp, Hard- Ening Of Rubber - Komatsu PW118MR-11 Operation & Maintenance Manual

MAINTENANCE PROCEDURE MAINTENANCE
METHOD FOR CHECKING FOR LOOSENESS OF ENGINE HIGH-PRESSURE PIP-
ING CLAMP, HARDENING OF RUBBER
Check visually and touch by hand to check that there is no hardening of the rubber and no loose bolts of the
mounting clamps (2 places) for the high-pressure piping between the supply pump and the common rail.
If there are any problems, the replacement must be performed. Ask your Komatsu distributor for replacement.
METHOD FOR CHECKING FOR MISSING FUEL SPRAY PREVENTION CAP,
HARDENING OF RUBBER
The fuel spray prevention caps (10 places) on the fuel injection piping and both ends of the high-pressure piping
act to prevent the fuel from coming into contact with high-temperature parts of the engine and causing a fire if
the fuel should leak or spray out.
Check visually and touch by hand to check that there are no missing fuel spray prevention cap, loose bolts or
hardening of the rubber.
If there is any problem, the replacement must be performed. Ask your Komatsu distributor for replacement.

EVERY 4500 HOURS MAINTENANCE

Maintenance for every 100, 250 and 500 hours should be performed at the same time.
4-80
WENAM00130