Homelite UT10589 User Manual - Page 34

Cleaning The Starter Unit, Adjusting The Carburetor, Warning

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MAINTENANCE CLEANING THE STARTER UNIT See Figure 63. Use a brush or compressed air to keep the cooling vents of the starter assembly free and clean of debris. ADJUSTING THE CARBURETOR See Figure 64. WARNING: The chain will move around the guide bar when adjusting the idle speed. Wear all protective clothing and keep all bystanders, children, and pets at least 50 ft. away. Make adjustments with the unit supported on a stable surface so that the chain/guide bar does not contact the ground or any object. Keep all parts of your body away from the chain/guide bar and muffler. Failure to follow these instructions could result in serious personal injury. Before adjusting the carburetor: n Use a brush or compressed air to clean the starter cover vents. n Clean the air filter. Refer to Cleaning the Air Fil- ter in the Maintenance section of this manual. n Allow the engine to warm up prior to adjustment of engine idle speed. WARNING: Weather conditions and altitude may affect carburetion. Do not allow bystanders close to the chain saw while adjusting the carburetor. Idle Speed Adjustment -The idle speed adjustment controls how much the throttle valve stays open when the throttle trigger is released. To adjust: n Turn idle speed screw "T" clockwise to increase idle speed. n Turn idle speed screw "T" counterclockwise to decrease idle speed. IDLE SPEED SCREW "T" STARTER COVER VENTS Fig. 63 CYLINDER COVER SCREWS Fig. 64 STOP Fig. 65 WARNING: THE SAW CHAIN SHOULD NEVER TURN AT IDLE. Serious personal injury may result from the saw chain turning at idle. Page 34 - English

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Page 34
— English
Fig. 65
CYLINDER
COVER
SCREWS
Fig. 64
IDLE SPEED
SCREW “T”
STARTER COVER
VENTS
Fig. 63
MAINTENANCE
CLEANING THE STARTER UNIT
See Figure 63.
Use a brush or compressed air to keep the cool-
ing vents of the starter assembly free and clean
of debris.
ADJUSTING THE CARBURETOR
See Figure 64.
WARNING:
The chain will move around the guide bar when
adjusting the idle speed. Wear all protective
clothing and keep all bystanders, children, and
pets at least 50 ft. away. Make adjustments
with the unit supported on a stable surface so
that the chain/guide bar does not contact the
ground or any object. Keep all parts of your
body away from the chain/guide bar and muf-
fler. Failure to follow these instructions could
result in serious personal injury.
Before adjusting the carburetor:
Use a brush or compressed air to clean the
starter cover vents.
Clean the air filter. Refer to
Cleaning the Air Fil-
ter
in the
Maintenance
section of this manual.
Allow the engine to warm up prior to adjustment
of engine idle speed.
WARNING:
Weather conditions and altitude may affect
carburetion. Do not allow bystanders close to
the chain saw while adjusting the carburetor.
Idle Speed Adjustment
—The idle speed adjust-
ment controls how much the throttle valve stays
open when the throttle trigger is released. To
adjust:
Turn idle speed screw
“T”
clockwise to increase
idle speed.
Turn idle speed screw
“T”
counterclockwise to
decrease idle speed.
WARNING:
THE SAW CHAIN SHOULD NEVER TURN AT
IDLE. Serious personal injury may result from
the saw chain turning at idle.