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Komatsu PC490LC - Method for Checking for Looseness of Engine High-Pressure Piping Clamp, Hard- Ening of Rubber

Komatsu PC490LC
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METHOD FOR CHECKING FOR LOOSENESS OF ENGINE HIGH-PRESSURE PIP-
ING CLAMP, HARDENING OF RUBBER
Check clamps (1) to (14) visually and with your fingers that there are no loose bolts or hardening of the rubber.
If there is any problem, the replacement must be performed. Ask your Komatsu distributor for replacement.
METHOD FOR CHECKING FOR MISSING FUEL SPRAY PREVENTION CAP,
HARDENING OF RUBBER
Check fuel spray prevention caps (1) to (11) and fuel spray prevention cover (12) visually or with a finger to see
if any of them has slipped off, or the rubber portion is hardened.
If there is any problem, the replacement must be performed. Ask your Komatsu distributor for replacement.
MAINTENANCE MAINTENANCE PROCEDURE
4-77

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