909 A750, Instruction Manual, Page: 14 / 17

14
Spark plugs
1. Remove spark plug from the
generator with a spark plug
spanner socket.
2. Remove carbon deposits
using a wire brush.
3. Check for discoloration
on the top of the spark plug.
The standard colour should
be a tan colour.
4. Check the spark plug gap. The acceptable gap should be
between 0.7 – 0.8mm.
Air filter
1. Remove the cover (8) on the front of the generator by
removing the two screws.
2. Remove the air filter.
3. Wash the air filter in solvent.
4. Lubricate the filter using engine oil (SEA #20).
5. Thoroughly squeeze the filter removing excess oil.
6. Replace air filter back into the engine.
7. Secure the cover back onto the front panel of the generator.
IMPORTANT: Never run the engine without the air filter
element in place.
Tap extension fuel filter
A small fuel filter has been fitted to the inlet side of the fuel
tap (4), inside the tank. This tap extension fuel filter (9)
prevents any dirt in the fuel from entering the fuel system.
The procedure for removing this filter in order to replace or
clean it is given below.
Note: the following procedure should be performed in a well
ventilated area, with no naked flames, sparks, or cigarettes.
Safety glasses should also be worn and switch (6) set to the
OFF position.
1. Completely empty the tank of fuel. Ensure the fuel tap (4)
is in the OFF position
2. Compress the two wire arms of the hose clamp on the
outlet hose at the tap (4) and slide the clamp back from
the end of the hose by approx. 25mm. Slide the fuel hose
off the outlet of the tap (4).
3. Remove the 4 screws holding the fuel tank (3) to
the generator assembly and lift the tank clear of
the generator.