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8
4-6 mm
(3/16”-1/4”)
Throttle Free Play
Remove air cleaner cover
Assembly (continued)
Adjust throttle trigger free play
The throttle trigger free play should
be approximately 4 - 6 mm (3/16”
- 1/4”). Make sure that the throttle
lever operates smoothly without
binding.
Loosen the air cleaner cover 1.
knob(s) and remove the air cleaner
cover.
Place throttle linkage (A) through 2.
adjustment xture (B) and install
wire end into large carburetor throt-
tle swivel hole (C). Check throttle for
freedom of movement and that wide
open throttle / low idle extremes are
adjusted properly.
Throttle trigger free play
Blade Installation
WARNING
You must install the U-Handle and all Blade Conversion parts shown in the following instructions before operating this
unit with a metal blade, otherwise serious injury may result.
NOTE:
Model C254includes U-Handle, and necessary blade conversion parts. Blades are not provided with trimmer/brushcutters
and must be selected for type of cutting being performed.
Install Metal Shield
Tools Required: 8 x 10 mm Open-end Wrench, Screwdriver, 17x19 mm Wrench,
4 mm Hex Wrench
Parts Required: Metal Shield, Shield Bracket,
3 - 5 x 10 mm screws w/captivated at and lock-
washer, (metal shield to gear housing).
2 - 5 x 8 mm screws, 2 - 5 mm nuts, 2 - 5 mm lock-
washers, (bracket to shield).
2 - 5 mm nuts, 2 - 5 mm lockwashers
(bracket to gear housing)
1. If installed remove nylon line head, adapter plate, shield plate, and plastic
shield.
a. Align locking hole in adapter plate with notch in edge of gear housing and
insert locking tool (A).
b. Remove line head (B) by turning it clockwise until head is completely off of
shaft.
c. Remove locking tool.
Cable
Adjuster
Turn the cable adjuster in or out as 3.
required to obtain proper free play 4
- 6 mm (3/16 - 1/4 in.).
Connect 2 ignition stop leads from 4.
throttle cable tubing to 2 ignition
leads on engine.
Reinstall the air cleaner cover.5.
A
B
C
Throttle Linkage and Ignition
Leads
A
B
C