Operation Hours
Daily
First Month
or 20hrs
Every 3 months
or 50hrs
Every 6 months
or 100 hrs
Every 12 months
or 300hrs
Task
Check and tighten nuts and bolts
Check
Engine oil
Oil Level Check
Replace
Replace air cleaner element
Check
Clean
Replace
Spark Plug
Clean / Adjust
Replace
Fuel Tank & Fuel Filter
Clean
Fuel Supply Line
Check
Every 2 years (replace if required)
Carburettor Deposit Cup
Clean
Idling
Check / Adjust
Intake and exhaust valve clearances
Check / Adjust
7.7
SPARK PLUG.
To remove the spark plug, pull off the spark
plug lead (fig.9) and remove the spark plug (fig.12) using the
spark plug wrench supplied (fig.10).
Note:
Care must be taken if the engine is hot due to the close proximity
of the exhaust silencer to the spark plug.
7.7.1 Clean spark plug using a wire brush and check the insulator for
damage, replace if damaged or at service schedule.
7.7.2 Check the electrode clearance (fig.11) with a feeler gauge,
adjust if required using a plug gap tool.
7.7.3 Replace spark plug and refit plug lead.
fig.12
fig.10
fig.11
fig.9
8. ENGINE MAINTENANCE SCHEDULE
EWP050 Issue :4(L) -10/07/17
© Jack Sealey Limited
Original Language Version
