
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 12 | |
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Every 10 hours | Clean and | Page 22 | |
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Every 25 hours | Check and clean spark arrestor | Page 23 | |
Check spark plug condition and gap | Page 24 | ||
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Every 50 hours | Inspect exhaust port and spark arrestor screen for clogging or | Page 23 | |
obstruction to assure maximum performance levels | |||
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Your trimmer is equipped with one of two cutting attachments. The trimmers
BRUSHCUTTER LINE INSTALLATION: BUMP HEAD
This section covers both SplitLine™ and standard single line installation.
Always use original equipment manufacturer 0.095 in. (2.41 mm) replacement line. Line other than the specified may make the engine overheat or fail.
WARNING: Never use metal- reinforced line, wire,
chain or rope. These can break off and become dangerous projectiles.
There are two methods to replace the trimming line:
•Wind the inner reel with new line
•Install a prewound inner reel
Winding the Existing Inner Reel1.Hold the outer spool with one hand and unscrew the Bump Knob clockwise (Fig. 27). Inspect the bolt inside the bump knob to make sure it moves freely. Replace the bump knob if damaged.
2.Remove the inner reel from the outer spool (Fig. 27).
3.Remove spring from the inner reel (Fig. 27).
Outer Spool
Spring
Inner Reel
Bolt
Bump Knob
Fig. 27
4.Use a clean cloth to clean the the inner reel, spring, shaft and inner surface of the outer spool (Fig. 28).
5.Check the indexing teeth on the inner reel and outer spool for wear (Fig. 29). If necessary, remove burrs or replace the reel and spool.
Fig. 28
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