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SERVICE
3. Sediment Cup Cleaning
Gasoline is extremely flammable and is explosive under certain conditions. Do not
smoke or allow
flames or spark in the area.
After installing the sediment cup, check for leaks, and make sure the area is dry
before starting the engine.
Turn the fuel valve to OFF. Remove the sediment cup and O
-
ring and wash them
In nonflammable or high flash point solvent. Dry them thoroughly, and reinstall
securely. Turn the fuel valve ON, and check for leaks.
4. Spark Plug Service
Use only the recommended spark plug or equivalent. Spark plugs which have an
Improper heat range may cause engine damage.
To ensure proper engine operation, the spark
plug must be properly gapped and free of deposits.
♢
Remove the spark plug cap, and use a spark
plug wrench to remove the plug.
♢
Visually inspect the spark plug. Discard it if the
Insulator is cracked or chipped. Clean the spark
plug with a wire brush if it is to be reused.
♢
Measure the plug gap with a feeler gauge. The
gap should be 0.7
-
0.8 mm (0.028
-
0.031 in).
♢
Check that the spark plug washer is in good
condition, and thread the spark plug in by hand
to prevent cross
-
threading.
♢
After the spark plug is seated, tighten with a
spark plug wrench to com
-
press the washer.
WARNING
WARNING
14
Содержание FX390
Страница 5: ...ENGINE SAFETY Pay attention to these labels before operate the engine GASOLINE WARNING LABEL 2...
Страница 6: ...INTRODUCTION 3...
Страница 21: ...Champ FX390 FX390E Engine Parts Breakdown 18...
Страница 25: ...Crankshaft Rod 22 Ref Part Description Qty 1 CH78245 CRANKSHAFT ASSYEMBLY 1 2 CH78246 BALANCE AXIS ASSYEMBLY 1...