Troy-Bilt TB475SS Operator's Manual page 19

MAINTENANCE AND REPAIR INSTRUCTIONS
INSTALLING A PREWOUND REEL
1. Hold the outer spool with one hand and unscrew the
bump knob clockwise (Fig. 32). Inspect the bolt inside
the bump knob to make sure it moves freely. Replace
the bump knob if damaged.
2. Remove the old inner reel from the outer spool
(Fig. 32).
3. Remove the spring from the old inner reel
(Fig. 32).
4. Place the spring in the new inner reel.
NOTE: The spring must be assembled on the inner reel
before reassembling the cutting attachment.
5. Insert the ends of the line through the eyelets in the
outer spool (Fig. 40).
6. Place the new inner reel inside the outer spool. Push the
inner reel and outer spool together. While holding the
inner reel and outer spool, grasp the ends and pull firmly
to release the line from the holding slots in the spool.
7. Hold the inner reel in place and install the bump knob
by turning counterclockwise. Tighten securely.
®
TB425CS
SPEEDSPOOL (
WARNING:
chain or rope. These can break off and
become dangerous projectiles.
LINE INSTALLATION
Always use original equipment manufacturer 0.095 inch
(2.41 mm) replacement line. Lines other than those
specified may make the engine overheat or fail.
There are two methods to replace the SpeedSpool
trimming line:
• Wind the inner reel with new line
• Install a pre-wound inner reel
Winding the Inner Reel With New Line
NOTE: It Is unnecessary to remove the bump knob to
install a new trimming line.
1. Cut two pieces of 0.095 inch (2.41 mm) trimming
line, 10 feet (3 m) long.
2. Hold the outer spool and turn the inner reel
counterclockwise to line up the arrows on the outer
spool and inner reel (Fig. 41).
WARNING:
when installing trimming line on the unit.
The line may not release properly if the line
is too long.
TB475SS
& )
Never use metal-
reinforced line, wire,
®
Always use the
correct line length
Top View Of The SpeedSpool
Outer Spool
Inner Reel
3. Pull old line out of the line loading and line locking
holes (Fig. 42 and 43).
4. Insert a piece of trimming line straight into one of the
two eyelets in the outer spool. Push it up through the
line loading hole in the inner reel (Fig. 42). Do not
bend the line when inserting it into the eyelet.
Trimming Line
Eyelet
Line Loading Hole
5. Insert the line into the locking hole (Fig. 43). Do not
push the line more than a 1/2 inch (12.7 mm) into the
line locking hole. The line will form a small loop
(Fig. 43) when it is inserted correctly.
Line Locking Hole
®
Arrows
Bump Knob
Fig. 41
Fig. 42
Fig. 43
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