Manual

NOTE: Some maintenance procedures may require
special tools or skills. If you are unsure about
these procedures take your unit to an authorized
service dealer.
MAINTENANCE SCHEDULE
These required maintenance procedures should be
performed at the frequency stated in the table. They
should also be included as part of any seasonal tune-up.
WARNING: To prevent serious injury, never
do maintenance or repairs with unit running.
Always do maintenance and repairs on a
cool unit. Disconnect spark plug wire to
ensure the unit will not start.
FREQUENCY MAINTENANCE REQUIRED REFER TO:
Before Starting Engine Fill fuel tank with fresh fuel Page 12
Check oil Page 19
Every 10 Hours Clean and re-oil air filter. Page 21
1st Change at 10 Hours Change oil Page 19
Every 25 Hours there after Change oil Page 19
Every 25 Hours Clean Spark Arrestor Page 24
10 hours on new engine Check rocker arm to valve clearance and adjust as required Page 23
Every 25 Hours Check rocker arm to valve clearance and adjust as required Page 23
Every 25 Hours Check spark plug condition and gap Page 24
LINE INSTALLATION 4. Use a clean cloth to clean the the inner reel, spring,
This section covers both SpIitLine TM and standard single
line installation.
Always use geniune Troy-Bilt TM 0.105 in. (2.667 mm)
replacement line. Line other than specified may make the
engine overheat or fail.
I
WARNING: Never use metal-reinforced line, I
wire, chain, or rope, etc. These can break off
r
and become dangerous projectiles.
There are two methods to replace the trimming line.
• Wind the inner reel with new line
shaft, and inner surface of the outer spool (Fig. 32).
5. Check the indexing teeth on the inner reel and outer
spool for wear (Fig. 33). If necessary, remove burrs or
replace the reel and spool.
• Install a prewourtd inner reel
Fig. 32
Winding the Existing Inner Reel
1. Hold the outer spool with one hand and unscrew the
Bump Knob clockwise (Fig. 31). 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. 31).
3. Remove spring from the inner reel (Fig. 31).
Indexing Teeth
Spring
Inner Reel _-
Bolt
Bump Knob _
Fig. 31 ..............
- Fig. 33
NOTE: SplitLine TM can only be used with the inner reel
with the slotted holes. Single line can be used on
either type of inner ree!. Use Figure 30 to identify
the inner reel you have.
NOTE: 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.
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