TROUBLE SHOOTING (continued)
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| Remedy | |
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7. | Engine lacks power. | • | Air filter clogged. |
| • | Clean or replace air filter. | |
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| • Carburetor out of adjustment. |
| • See “Carburetor Adjustment”. | |||
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| • Muffler clogged. |
| • Clean carbon from muffler. | |||
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| • Clogged exhaust ports. |
| • Remove muffler, rotate engine | |||
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| until the piston is at top of | |
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| cylinder. With a wooden | |
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| scraper or blunt tool, remove | |
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| all carbon from exhaust ports. | |
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| Be careful not to scratch or | |
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| damage piston or cylinder | |
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| walls. Blow out all loose carbon | |
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| with compressed air. Install | |
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| muffler and gasket. | |
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| • Spark Arrestor Clogged. |
| • Clean Spark Arrestor | |||
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| • Poor compression. |
| • Contact your local authorized | |||
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8. | Engine overheats. | • | Insufficient oil in fuel mixture |
| • | Mix fuel as described in starting | |
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| instructions. | |
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| • | Air flow obstructed |
| • | Clean flywheel cylinder fins | |
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| and screen. | |
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9. | Engine noisy or knocking. | • | Spark plug in incorrect heat |
| • | Replace with plugs specified for | |
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| range. |
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| engine. | |
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| • | Bearings, piston ring or cylinder |
| • Contact your local authorized | ||
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| walls are worn. |
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| dealer. | |
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10. Engine stalls under load. | • | Carburetor adjustment too “lean”. |
| • | See “Carburetor Adjustment”. | ||
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| • Engine overheats. |
| • Remove dust and dirt from | |||
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| between fins. | |
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ENGINE SPECIFICATIONS |
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| Dry Weight |
| 2.8kg — 6 lbs., 3 ounces |
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| Type of Engine |
| Air Cooled, Two stroke, | ||||
| Rotation |
| Clockwise, viewed from TOP |
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| Bore |
| 32.2 mm (1.268 in.) |
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| Stroke |
| 26.0 mm (1.04 in.) |
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| Spark Plug |
| NGK BPM8Y |
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| Fuel |
| Premixed two stroke fuel |
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| Fuel Oil Ratio |
| 50:1 ratio with MANTIS oil |
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| Gasoline |
| Unleaded (see page 9) |
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| Displacement |
| 21.2 cc (1.294 cu. in.) |
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| Exhaust System |
| Spark arrester muffler |
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| Carburetor |
| ZAMA diaphragm model C1U type | ||||
| Ignition System |
| Flywheel magneto, capacitor discharge ignition type | ||||
| Starter |
| Automatic rewind type |
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| Oil |
| Designated, | ||||
| Fuel Tank Capacity |
| 0.5 lit. (17.0 oz.) |
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24
