21
Maintenance and care
Replacing fuel filter
Tools required:200-250 mm (8-10 in.) length of wire with
one end bent into a hook, clean rag, funnel,
and an approved fuel container
Parts required:Fuel line and filter
1. Use a clean rag to remove loose dirt from around fuel cap
and empty fuel tank.
2. Use the "fuel line hook" to pull the fuel line and filter from the
tank.
3. Remove the filter from the line and install the new filter.
Carburettor adjustment
Engine Break-In
New engines must be operated a minimum duration of two tanks
of fuel break-in before carburetor adjustments can be made. Dur-
ing the break-in period your engine performance will increase
and exhaust emissions will stabilize. Idle speed can be adjusted
as required.
High Altitude Adjustment
High altitude adjustment is not required for proper operation of
this engine.
Tools required:Screwdriver, tachometer (Echo P/N
99051130017)
Parts required:None
Before Adjustment
Check that:
Air filter is clean and properly installed.
Spark arrestor screen is free of carbon.
Blower pipes are installed.
1. Start engine, run at idle for one minute.
2. Complete warm up by running at full throttle for 5 minutes,
1. Fuel cap
3. Fuel line
5. Fuel tank
2. Fuel filter
4. Fuel line hook
DANGER
Fuel is VERY flammable. Use extreme care when mixing,
storing or handling.
NOTE
If filter is excessive dirty or no longer fits properly, replace it.
1. Screw
NOTE
Every unit is run at the factory and the carburetor is set in com-
pliance with Emission Regulations. This carburetor does not
have acceleration and high speed adjustment needles.
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