Komatsu 930E-2, Shop Manual

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1000 HOURS LUBRICATION AND
MAINTENANCE CHECKS
Maintenance for every 10, 50, 250, & 500 hour Lubri-
cation and Maintenance Checks should also be carried
out at this time.
NOTE: “Lube Key” references are to the Lubrication
Specification Chart.
1. HYDRAULIC TANK - Drain hydraulic oil and clean
inlet strainer. Refill tank with oil, approximate ca-
pacity 250 gal. (947 l). Use Lube Key “B”.
2. RADIATOR - Clean cooling system with a quality
cleaning compound. Flush with water.
Refill system with anti-freeze and water solution.
Check Cooling System Recommendation Chart
for correct mixture. Refer to engine manufac-
turer’s manual for correct additive mixture.
3. FUEL TANK - Remove breather and clean in
solvent. Dry with air pressure and reinstall.
4. OPERATOR’S SEAT - Apply grease to slide rails.
Use Lube Key “D”.
5. AUTOMATIC BRAKE APPLICATION - Check that
brakes are automatically applied when hydraulic
brake pressure decreases below specified limit.
Refer to Section J, “Brake Checkout procedure” .
6. AUXILIARY BLOWER - Apply a few pumps of
grease to auxiliary blower bearings. There are two
grease zerks (1, Figure 4-1) located on auxiliary
blower (2).
Truck Serial Number _____________________
Site Unit Number ________________________
Date:____________Hour Meter_____________
Name of Service person___________________
COMMENTS √
’d
INITIALS
FIGURE 4-1. AUXILIARY BLOWER
1. Grease Zerk 2. Auxiliary Blower
P02034 Lubrication and Service P2-11