DAlLY CHECK-UP AND MAINTENANCE
cover
,I | Sponge element |
- | FIY 28 |
Fig. 27 |
0 6 m m - 0 7 mm (0024' - 0028")
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xI
Fig. 29 | Fig. 30 |
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1 . Before operation, pay particular attention to the tightness of the nylon cutting head.
2. Check for clogged cooling air passage and cylinder fins. Clean them if necessary (every 8 hours or da!ly)
3.Clean the air cleaner every 8 hours or daily. using the following procedure:
i). Remove the air cleaner cover. Clean the sponge element and remove any excessive dust or dirt
adhering to the cleaner (Fig. 27 and 28) . A clogged air cleaner may make it difficult or impossible to start the engine or to increase the engine rotational speed
ii).
4.Check the spark plug every 8 hours or daily.
The gap between the two electrodes of the spark plug should be 0.6 to 0.7 mm (0.024"to 0.028"). If the gap is too wide or too narrow, adjust it.
If the spark plug is clogged with carbon or fouled, clean it thoroughly or replace it (Fig. 29).
5.Apply grease (SHELL ALVANIA No. 3 or equivalent) to the gear case through the grease hole every 30 hours (Fig. 30).
6.Clean the muffler exhaust port every 50 hours or monthly.
7.Check the fuel filter. If clogged, replace it with a new one every 50 hours or monthly.
8 . | Replace the fuel lines every 200 hours or yearly. |
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9 | Overhaul the engine eyery.200 hours or yearly | - |
10 | Replace the packing andgaskets with new ones every time the engine is | reassembled |
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