Echo X750409-3607 - Manual (Page 16)

14
MAINTENANCE
AIR FILTER
• Clean before use.
- Remove air cleaner cover and pull out air
filter.
- Lightly brush off dust or wash it in water and
detergent.
- Dry completely before putting it back in
place.
Fuel filter Fuel tank cap
SPARK PLUG
• Check periodically.
- The standard spark gap is 0.6 to 0.7 mm
(0.024 to 0.028 in).
- Correct spark gap if it is wider or narrower
than the standard gap.
- If the electrodes are coated with carbon
deposits replace with a new spark plug.
Do not sandblast to clean.
Remaining sand will damage engine.
• Fastening torque = 15 to 17 N • m
(130 to 145 in • lb).
FUEL FILTER
• Check periodically.
- Do not allow dust to enter into fuel tank.
- Clogged filter will cause difficulty in starting
engine or poor engine performances.
- Pick up fuel filter through fuel inlet port with
a piece of steel wire or the like.
- When filter is dirty, replace it.
Air filter
Air cleaner cover
IMPORTANT
Do not over tighten plug.
CHECK FUEL SYSTEM
• Check before every use.
• After refueling, make sure fuel does not leak or
exude from around fuel pipe, fuel grommet or
fuel tank cap.
• In case of fuel leakage or exudation there is a
danger of fire. Stop using the machine
immediately and request your dealer to inspect
or replace.
0.6 - 0.7 mm (0.024 - 0.028 in)
NOTE
Federal EPA regulations require all model year
2012 and later gasoline powered engines
produced for sale in the United States to be
equipped with a special low permeation fuel
supply hose between the carburetor and fuel
tank. When servicing model year 2012 and later
equipment, only fuel supply hoses certified by
EPA can be used to replace the original
equipment supply hose. Fines up to $37,500
may be enforced for using an un-certified
replacement part.