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Changing the oil
Note
Change the oil when the engine is warm.
1. Remove the refueling bolt with the dipstick and wipe
the dipstick.
2. Unscrew the oil drain bolt and collect the drained oil.
Illustration I
3. Place the oil drain screw and tighten it.
4. Place the appliance in a flat floor.
5. Refill oil (SAE 10W-30 or 15W-40) to the lower edge
of the oil filling port.
(See the section "Technical Data" for the maximum
refueling quantity.)
6. Screw in the oil filling screw.
Check and tighten the bolts and
nuts
Check and replenish engine oil
Change engine oil
Clean the oil filter
(replace if damaged)
Oil leakage check
Clean and replace the air clean-
er element (paper filter)
Check and replace the fuel filter
Check the fuel injection
Check the fuel injection pump
Check the fuel line
Adjust the intake and exhaust
valve clearance
Check the intake and exhaust
valve seats
Replace the piston ring
Check the battery electrolyte
X : Implemented by users
O: Implemented by the customer service
Malfunctions often have simple causes that you can
remedy yourself using the following overview. When in
Fault
Engine does not start
Engine does not start
16
Maintenance interval
Before
Every 20
each run
hours
X
X
X
X
X
X
X
X
Troubleshooting guide
Cause
Insufficient fuel
Fuel type does not match or old fuel was
filled
Fuel filter is blocked
Injector is incapable of proper atomiza-
tion
Note
Only for diesel engine equipment.
Battery is dead (electric start)
Start motor does not work (electric start) Check the wiring.
Checking the air filter
1. Remove the air filter housing.
2. Clean or replace the dirty filter element.
3. Replace the damaged filter element.
4. Reassemble the air filter.
Cleaning the oil filter
1. Unscrew the oil filter.
2. Reinstall the oil filter after cleaning.
3. Replace the damaged oil filter.
Checking the battery
Follow the battery schematics.
Every 100
Every 200
hours
hours
X
X
X
doubt, or in the case of malfunctions not mentioned
here, please contact your authorised Customer Service.
Remedy
Refill the tank.
Add new fuel of the specified type.
Replace the fuel filter.
Clean or replace the injector.
Start the appliance manually.
Charge the battery before starting the en-
gine.
English
Every 500
Every 1000
hours
hours
X
X
X
O
O
O
O
O
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