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SECTION 7: MAINTENANCE AND REPAIR INSTRUCTIONS
Maintenance Schedule
Perform these required maintenance procedures at the frequency stated in the table. These procedures should also be a part of any seasonal
NOTE: Some maintenance procedures may require special tools or skills. If you are unsure about these procedures take your unit to any
WARNING: To prevent serious injury, never perform maintenance or repairs with unit running. Always service and repair a cool unit. Disconnect the spark plug wire to ensure that the unit cannot start.
NOTE: Maintenance, replacement, or repair of the emission control devices and system may be performed by any
In order to assure peak performance of your engine, inspection of the engine exhaust port may be necessary after 50 hours of operation. If you notice lost RPM, poor performance or general lack of acceleration, this service may be required. If you feel your engine is in need of this inspection, refer service to any
FREQUENCY | MAINTENANCE REQUIRED | REFER TO | |
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Before starting engine | Fill fuel tank with fresh fuel | Page 8 | |
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Every 10 hours | Clean and | Page 15 | |
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Every 25 hours | Check and clean spark arrestor | Page 16 | |
Check spark plug condition and gap | Page 18 | ||
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Every 50 hours | Inspect exhaust port and spark arrestor screen for clogging or | Page 16 | |
obstruction to assure maximum performance levels | |||
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Line Installation
Always use Genuine Factory Parts™ 0.080 in. (2.03 mm) replacement line. Using line other than the specified may make the engine overheat or fail.
WARNING: Never use
There are two methods to replace the trimming line:
WARNING: Always use the correct line length when installing trimming line on the unit. The line may not release properly if the line is too long.
Top View Of The SpeedSpool®
Arrows
Outer Spool
• Wind the inner reel with new line
• Install a prewound inner reel
Winding the Inner Reel with New Line
NOTE: It is unnecessary to remove the bump knob to
| install new trimming line. |
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1. | Cut two pieces of 0.080 inch (2.03 mm) trimming line, | Inner Reel |
| 10 feet (3 m) long. |
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2. | Hold the outer spool and turn the inner reel | Bump Knob |
| counterclockwise to line up the arrows on the outer |
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spool and inner reel. See Figure 15. | Figure 15 |
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