Komatsu 830E Shop Manual page 722

500 HOUR LUBRICATION AND MAINTENANCE CHECKS
Maintenance for every 10 & 250 hour Lubrication and
Maintenance Checks should also be carried out at
this time.
NOTE: "Lube Key" references are to the Lubrication
Specification Chart.
1. FINAL DRIVE CASE BREATHERS - Remove
breather elements for motorized wheels and
clean or replace elements.
2. HYDRAULIC SYSTEM FILTERS - Replace filter
elements. Check oil level. Add hydraulic oil as
necessary. Lube Key "B".
®
3. HYDRAIR SUSPENSION - Check for proper
piston extension (front and rear).
4. THROTTLE AND
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.
5. HOIST LIMIT SWITCH (NOT SHOWN) - Check
operation. Clean and adjust as necessary.
6. HOIST ACTUATOR LINKAGE (NOT SHOWN) -
Check operation. Clean, lubricate, and adjust
as necessary.
7. PARKING BRAKE (NOT SHOWN) - Refer to the
Shop Manual, Section "J", PARKING BRAKE
MAINTENANCE, and perform the recom-
mended inspection.
8. RESERVE ENGINE OIL SYSTEM (OPTIONAL)
a. Check electrical system connections for
tightness, corrosion and physical damage.
Check battery, oil pressure switch, junction
boxes, remote control fill box and circuit
breakers.
b. Examine all electrical cables over their entire
length for possible damage.
c. Examine all hoses, including those on
reserve tank and ones leading to and from
engine, for leaks, cracks or damage. Check
all fittings for tightness, leakage or damage.
9. WHEEL MOTOR OIL (Initial 500 hours only)
- Change or filter wheel motor gear oil only after
initial 500 hours or operation. Wheel motor gear
oil must be filtered or changed every 2500
hours of operation thereafter.
10. FRONT WHEELS - Check front wheel bearing
preload 500 hours after truck commissioning
(and at 500 hours after each rebuild) and every
5,000 hours there after. Refer to Section "G" for
bearing preload adjustment procedures.
P2-10
BRAKE PEDAL (NOT
Lubrication and Service
Truck Serial Number _________________________
Site Unit Number ____________________________
Date: ______________ Hour Meter: ____________
____________________
Name of Service Person
COMMENTS
√ √ √ √ 'd
INITIALS
P02039