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10. Maintenance Precautions
10-1
Maintenance Precautions
● Gain full knowledge of the maintenance operations before performing them.
● Perform maintenance operations with the machine placed on a dry
and clean flat area.
● Do not refuel or perform maintenance operations while the machine is
in operation.
● Keep your hands and feet away from driving or moving parts. Be care
-
ful that your hands and feet are not caught by driving or moving parts
while maintenance operations are performed.
● Disengage all driving parts, and adjust all controls to release pressure.
● Make sure all parts are in good condition and properly installed.
● If operations are performed with units, such as the bucket, raised, make sure
they are safely and securely supported.
● If any parts are damaged, repair or replace them immediately.
● Be sure to replace worn and damaged parts.
● Do not modify the machine. Use genuine parts for maintenance and repair
needs to ensure safe operation.
● Remove dirt, grease and oil on all surfaces.
● Before performing maintenance on the electrical system, be sure to disconnect
the negative (-) battery cable.
10-2
Preventing Injuries Caused by High-Pressure Oil
● High-pressure oil spraying onto skin will cause serious injuries.
● Release the pressure before removing high-pressure lines, hoses or
couplings.
● Before starting the machine, make sure that all couplings are tightened.
● Use small, thick paper to test for oil leaks. If high-pressure oil is sprayed
onto skin, be sure to seek medical treatment within 2 to 3 hours.
10-3 Maintenance Schedule
Use tools appropriate for each maintenance operation.
Before use Every 50 hrs. Every 100 hrs. Every 200 hrs. Every 500 hrs.
Maintenance Operation
First 50 hrs.
First 50 hrs.
First 100 hrs.
First 100 hrs.
Inspection of Engine Oil
Change of Engine Oil
Replacement of Oil Filter
Cleaning of Radiator and Oil Cooler
Inspection of Coolant
Cleaning of Air Cleaner
Replacement of Air Cleaner Element
Inspection of Fan Belt
Inspection of Battery Fluid
Cleaning of Fuel Filter
Replacement of Fuel Filter
Inspection of Tires
Inspection of Fuel Quantity
Inspection of Hydraulic Oil
Change of Hydraulic Oil
Replacement of Oil Filter
Inspection for Oil Leakage
Inspection for Loose or Damaged Parts
Greasing
Removal of dirt, etc.
Main body
Engine
