User Manual

14 15
MAINTENANCE
ENGINE OIL REPLACEMENT
WARNING.
Old engine oil is considered special
waste and has to be disposed according to your local
environment protection regulation. Do not pour the oil to
garbage can, sewer, soil etc.
1. The engine oil replacement is easier if engine is warm
(NOT HOT!).
2. Open the oil tank cap and drain the old oil to an approved
container.
3. Return the engine to an upright position and refill with
lubricant following the instructions in the Adding/Checking
Engine Oil section in this manual (Page 12).
4. Clean the oil dropped on the unit if necessary.
ITEM HOURS OF OPERATION
Engine lubricant oil level Every time before use
Loosened or lost screws Every time before use
Damage of any part Every time before use
Function of control elements Every time before use
Fuel level Every time before use
Leakage of oil or fuel Every time before use
Engine oil replacement Every 20 hours
Air filter cleaning
Every 20 hours but every
10 hours if work condition
is dusty
Spark plug check Every 20 hours