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4. 4
50 HOUR SERVICE CHECK
The following service check is to be performed by your
dealer after the first 50 hours of operation.
1
Engine
1.1 Oil and Filter:
Change the engine oil and filter. Use only original
replacement parts. Change the oil every 150 hours
thereafter. Change the filter every 300 hours
thereafter.
1.2 Radiator:
Check the coolant level. A dirt buildup on the radiator
cooling fins can cause engine overheating. If
necessary, clean the radiator with compressed air.
Check the sealing ring on the plenum and
radiator/cooler for proper sealing. Repair or replace if
necessary.
1.3 V-Belt Tension and Condition:
Check v-belt for cuts or wear, if necessary replace.
Check tension and adjust as shown in Section 4.8-4.
1.4 Fuel System for Leaks:
Make a visual inspection of fuel system for leaks and
potential hazards such as fuel line(s) touching exhaust
manifold, flywheel, etc. Replace fuel filter every 300
hours.
1.5 Air Intake and Cleaner System:
Visually inspect the air cleaner system and be sure all
hose clamps are secure and no hoses are damaged.
1.6 Exhaust System:
Visually inspect the exhaust system and ensure all
clamps are secure and the manifold bolts/nuts are tight.
1.7 Engine Speed:
Check engine speed and if adjustment is necessary,
contact a Hyundai Equipment dealer.
1.8 Fan Drive:
Inspect fan, bolts, v-belt and guard to ensure there is
no buildup of dirt, trash, or wear. Use compressed air
to clean the area.
4. MAINTENANCE
To avoid personal injury, lower
the lift arms, shut off the
engine, raise the seat bar and
cycle the lift arms and bucket
controls to ensure they are
locked. Then, unlatch the seat
belt and exit the loader. Do not
enter or exit with the engine
running unless as specified in
this manual or under specific
service and backhoe operating
procedures.
WARNING
C3790
Fig. 4.3G
Coolant Level
Coolant Fill
Keep the rear door
and radiator closed
and latched except
for servicing.
IMPORTANT