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Operation – Homelite MIGHTYLITE UT21907 User Manual

Page 11

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Page 11

STARTING AND STOPPING

See Figures - .
Trimmer should be on a flat, bare surface for starting. The
starting method differs depending on whether the engine is
cold or warm.
To start a cold engine:

Slowly press the primer bulb seven (7) times.

Rotate the choke dial clockwise to the

FULL CHOKE

position.

Squeeze throttle trigger fully and continue to hold through

remaining steps.

Pull the starter grip sharply until engine attempts to run

(no more than 4 pulls).

Rotate the choke dial counterclockwise to the

HALF

CHOKE position.

Pull the starter grip sharply until the engine runs.

Allow the engine to run for 10 seconds.

Rotate the choke dial counterclockwise to the

RUN

position.

To start a warm engine:

Slowly press the primer bulb seven (7) times.

Pull the starter grip sharply until the engine runs.

TO STOP THE ENGINE:

See Figure .
Release the throttle trigger and press and hold STOP on the
engine switch.

IF ASSISTANCE IS REqUIRED STARTING
THIS PRODUCT:

Do not return this product to the retail store where it was
purchased. Please call our Customer Service Department
for any issues you may have.
For Help Call: 1-800-242-4672

OPERATING THE TRIMMER

See Figure .

WARNING:

Always position the unit on the operator’s right side. The
use of the unit on the operator’s left side will expose the
operator to hot surfaces and can result in possible burn
injury.

WARNING:

To avoid burns from hot surfaces, never operate unit with
the bottom of the engine above waist level.

OPERATION

Fig. 7

throttle

trigger

primer

bulb

primer bulb

Fig. 8

full

choke

half

choke

run

engine

switch

choke

dial

starter

grip

engine

switch

Hold the trimmer with your right hand on the rear handle
and your left hand on the front handle. Keep a firm grip with
both hands while in operation. Trimmer should be held at a
comfortable position with the rear handle about hip height.
Always operate trimmer at full throttle. Cut tall grass from the
top down. This will prevent grass from wrapping around the
shaft housing and string head which may cause damage from
overheating. If grass becomes wrapped around the string
head, STOP THE ENGINE, disconnect the spark plug wire,
and remove the grass. Prolonged cutting at partial throttle
will result in lubricant dripping from the muffler.

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