Echo SRM-400 - Manual (Page 16)

16
MAINTENANCE AND CARE
- ALWAYS KEEP THE UNIT CLEAN -
Air filter
Air cleaner cover
AIR FILTER
• Clean before using the unit.
- Close choke. Disengage latch and remove air
cleaner cover.
- Remove air filter.
- Brush off dust lightly or clean with
compressed air.
- Reinstall cover and engage latch.
FUEL STRAINER
• Check periodically.
- Do not allow dust to enter into fuel tank.
- Clogged strainer will cause difficulty in starting
engine or abnormalities in engine
performances.
- Pick up fuel strainer through fuel inlet port with
a piece of steel wire or the like.
- When strainer is dirty, wash it in suitable
cleaning fluid or replace it.
Fuel strainer
MUFFLER AND EXHAUST PORT (SAM)
• Clean as necessary.
• Carbon deposits in cylinder exhaust port and
muffler will reduce engine output.
- Muffler can be removed by taking off muffler
cover.
- Be careful not to scratch cylinder or piston
when cleaning cylinder exhaust port.
Use non-ferrous plastic or wood.
• Check loose nuts and screws on the muffler
part before every use.
Retighten them firmly if necessary.
Muffler cover
Lid
Screen
CYLINDER FINS
• Check periodically.
• Clogged fins will result in poor engine cooling.
• Remove dirt and dust from between fins to let
cooling air pass easily.
Latch
Cylinder fins
Air intake