Operator's Manual
Maintenance
GB–19
Adjusting Throttle
Throttle control adjustment may be required if engine
does not start or stop. Whenever a new throttle
control cable is installed, throttle must be adjusted.
1. Stop engine and pull wire off spark plug
(Fig. 15).
2. Remove (2) screws from engine cover and lift
off cover (Fig. 19).
1709
1
2
Figure 19
1. Cover 2. Screw (2)
3. Loosen cable clamp screw until throttle cable
slides (Fig. 20).
2348
4
2
1
3
Figure 20
1. Cable clamp screw
2. Throttle cable
3. Throttle lever
4. Stop
4. Move throttle control to (FAST) position.
5. Move throttle cable until throttle lever contacts
stop (Fig. 20).
6. Tighten cable clamp screw to lock adjustment in
place.
7. Reinstall engine cover with (2) screws. Torque
screws to 8-10 in.-lbs. (.9-1.1 Nm)
Adjusting Brake Cable
Whenever a new blade brake cable assembly is
installed, an adjustment is required.
1. Stop the engine. Pull the wire off the spark plug.
2. CHECK ADJUSTMENT–Move the blade
control bar toward the handle until the slack in
the wire is removed. The gap between the blade
control bar and the handle must be
1.5mm-4.6mm (/”–/”) (Fig. 21 and
Fig. 22).
2340
1,5-4,6 mm
(1/16”-3/16”)
Self-propelled model shown
Figure 21