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PB-580 H/T MAINTENANCE
X7505200600 31
© 11/2014 ECHO Inc.
Throttle Cable Adjustment (PB-580T only)
Level 1
If engine idle speed changes when blower pipe is moved, or engine will not reach full wide open throttle
speed, adjust throttle cable.
1. Loosen handle adjustment knob (C) and tilt Tube Throttle
handle forward to expose Adjustment Screw (D).
2. Turn Adjustment Screw until Throttle Trigger free play is
4-6mm (3/16-1/4 in.).
3. After adjustment, squeeze and release Throttle Trigger
several times to verify Carburetor Throttle Shaft has full
range of movement from idle to wide open throttle positions.
C
D
4-6 mm
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