Briggs & Stratton 540000 Power Supply User Manual


 
12
Spark Plug
Check the spark plug every 100 hours. Replace the
spark plug if upon inspection the electrode
Ê is burned
or worn. Ensure the spark plug is clean. Check the gap
Ë with a wire gauge Ì and reset to .76 mm or 0.030
in. if necessary. Use only Briggs & Stratton Spark
Tester (part number 19368) to check for spark.
Note: In some areas, local law requires using resistor
spark plug to suppress ignition signals. If this engine
was originally equipped with resistor spark plug, use
same type for replacement.
Ê
Ì
Ë
Fuel Filter
Drain fuel tank or close fuel shut-off
valve before replacing fuel filter.
Otherwise, fuel can leak out creating a
fire/explosion hazard.
WARNING
When replacing fuel filter, ensure clamps are tight and
fuel flows into the same direction as the arrow marked
FLOW.
Valve Clearance
Check valve clearance on NG and LPG engines every
100 hours.
On gasoline engines check valve clearance every 250
hours.
Muffler/Fuel System
WARNING
Replacement parts for muffler and fuel system
(cap, hoses, tanks, filters, etc.) must be the
same and installed in the same position as
original parts, otherwise fire can occur.