500 Hour Lubrication And Maintenance Checks - Komatsu 730E Operation & Maintenance Manual

Maintenance - Section 4
Page 4-10

500 HOUR LUBRICATION AND MAINTENANCE CHECKS

Maintenance for every 10, 50, 100 & 250 hour Lubrica-
tion and Maintenance Checks should also be carried
out at this time.
NOTE: "Lube Key" references are to the Lubrica-
tion Specification Chart.
1. FINAL DRIVE CASE BREATHERS - Remove
breather elements for motorized wheels and clean or
replace elements.
2. HYDRAULIC SYSTEM FILTERS - Replace filter ele-
ments. Check 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 (NOT SHOWN) -
Lubricate treadle roller and hinge pins with lubricating
oil. Lift boot from mounting plate and apply a few drops
of oil between mounting plate and plunger. Lube Key
"B".
5. HYDRAULIC TANK BREATHER - Replace breather.
6. FRONT WHEELS - Check front wheel bearing pre-
load 500 hours after truck commissioning (and at 500
hours after each rebuild) as per Section G (in the ser-
vice manual for Disassembly and Assembly proce-
dures) and every 5,000 hours there after.
Truck Serial Number __________________________
Site Unit Number _____________________________
Date: __________ Hour Meter __________________
Name of Service Person _______________________
COMMENTS
OM4035.1 01/04
Lubrication and Service
CHECKED INITIALS