Before performing any maintenance, ALWAYS park
the machine on a level surface with the engine "OFF"
and the engine switch set in the "OFF" position. Let
the machine cool down! Other maintenance and
repairs should only be carried out by a qualified
technician.
Breaking In
•
After the initial 20 hours of operating, check the
engine owner's manual and change oil.
Daily
•
Check engine oil level.
•
Check ring guard and belt guard for damage.
•
Clean machine daily.
•
Check that the six grease fittings, located on the
bottom end, are greased thoroughly with heavy
duty waterproof grease.
•
Check operation of the Centrifugal On/Off Safety
Switch. See 'Safety Switch' Below
Every 50 hours of Operation
•
Clean spark plug
•
Clean engine air filter. Service sooner if used in
dusty conditions.
Every 100 hours of Operation
•
Change the engine oil
Every 200 hours of Operation
•
Replace engine air filter element
•
Clean fuel filter
•
Clean and adjust spark plug
MAINTENANCE and LUBRICATION
Every 500 hours of Operation
•
Replace spark plug
•
Remove carbon from cylinder head
•
Check and adjust valve clearance
•
Clean and adjust carburetor
Every 1000 hours of Operation
•
Replace fuel lines
•
Overhaul engine
Safety Switch
WARNING: Never operate power trowel with
faulty or tampered safety switch.
•
Check operation of the Centrifugal On/Off
Safety Switch daily before each use.
•
Engine must stop when switch is engaged.
To Test Operation of Switch:
1. Select a wide open area with NO obstacles.
2. With the engine idling, turn switch be hand
from the "On" to "Off" position. Engine should
stop immediately.
3. With the engine at low rpm and blades
slightly engaged, let loose of handle bars.
Trowel should spin then engine should stop
immediately.
CAUTION: Use Low RPM for testing the Safety
Switch so operator can regain control of trowel in
the case that the safety switch fails.
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