500 Hour Lubrication And Maintenance Checks - Komatsu 930E-4SE Operation & Maintenance Manual

OM4056 7/11
250 HOUR LUBRICATION AND MAINTENANCE CHECKS (Cont.)
17. CAB RECIRCULATION AIR FILTER - Clean the filter
element with mild soap and water. Rinse completely
and allow to air dry before reinstalling the filter.
18. CAB AIR FILTER - Clean the filter element with mild
soap and water. Rinse completely and dry with
pressure air of 275 kPa (40 psi) maximum. Reinstall
the filter.

500 HOUR LUBRICATION AND MAINTENANCE CHECKS

All 10 Hour (Daily) Inspections and 250 Hour Lubrication and Maintenance Checks should also be performed at
this time.
NOTE: "Lube Key" references are to the Lubrication Chart on page 40-5.
Truck Serial Number______________________
Hourmeter_____________
1. FINAL DRIVE CASE BREATHERS - Remove the
breather elements for the motorized wheels. Clean or
replace the elements.
2. HYDRAULIC SYSTEM FILTERS - Replace the
hydraulic tank breathers and high pressure filter
elements. Check the oil level. Add oil as necessary.
(Lube Key "B")
3. HYDRAIR ®
SUSPENSION - Check for proper piston
extension (front and rear).
4. THROTTLE AND BRAKE PEDAL - Lubricate the
treadle roller and hinge pins with lubricating oil. Lift
the boot from the mounting plate and apply a few
drops of lubricating oil between the mounting plate
and the plunger.
5. HOIST LEVER LINKAGE - Check the lever operation.
Clean, lubricate and adjust the linkage as necessary.
6. PARKING BRAKE - Refer to Section J7, Parking
Brake, in the shop manual for the recommended
inspections.
TASK
Site Unit Number_______________
Name of Service Technician___________________________________
TASK
Lubrication and Service - Section 40
COMMENTS
Date_______________
COMMENTS CHECKED INITIALS
Page 40-11
CHECKED INITIALS