Komatsu PC5500-6 Operation & Maintenance Manual page 461

Hydraulic mining shovel
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MAINTENANCE
4.12.7 HYDRAULIC OIL COOLER - INSPECT AND LUBRICATE DOOR
HINGES
Provide adequate working platform for safe access to the
hydraulic oil cooler.
Check all door hinges (2) for good condition and proper
fastening to their carrier frames. If cracks or distortion at
the weld area of the hinges are found corrective action
must be taken. DO NOT try to open the cooler doors
before the damage has been repaired otherwise the
cooler door may become detached and fall off. Danger of
accidents.
Legend for illust. Z25095
(1)
Hydraulic oil cooler
(2)
Cooler hinges
(3)
Grease fitting
(4)
Cotter pin
Lubricate all cooler hinges (2) at grease fittings (3).
Check to make sure that the hinge pins are properly secured
with cotter pins (4).
WARNING
4.12 EVERY 1000 OPERATING HOURS OR EVERY 6 MONTH
461

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