Senix HT4QL-L Operator’s manual

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The cutting blades should never move at idle. Turn the

idle speed screw counterclockwise to reduce the idle

RPM and stop the cutting blades or contact customer

support for adjustment and discontinue use until the

repair is made. Serious personal injury could result from

the cutting blades moving at idle.

The cutting blades will move 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 by hand so that the

cutting blades do not contact the ground or any object.

Keep all parts of your body away from the cutting

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could result in serious personal injury.

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engine abundant clear air which aids in starting, power,

and life time of the engine.

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over the button on the housing, then push the cover

until it locks securely in the place.

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cover. Incorrect installation will allow dirt to enter the

engine, causing rapid engine wear.

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button on the top of the cover with thumb and gently

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air until all dust is removed. Wear protective

goggles and mask to protect your health during this

procedure.

Tab

Retainer

Cover Tab

Air Filter

Cover

Release

Button

If the engine will not idle properly:

1. Start the engine.

2. Release the throttle control and let the engine idle.

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small Phillips screwdriver to turn the idle speed screw

clockwise, 1/8 of a turn at a time, until the engine idles

smoothly.

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reduce the idle speed. Turn the idle speed screw

counterclockwise, 1/8 of a turn at a time, until the

cutting blades stop moving.

Do not remove the spark plug when the engine is hot.

Do not sand blast, scrape or clean spark plug

electrodes. Grit in the engine could damage the

cylinder.

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Spark Plug Boot

1. Stop the engine and allow it to cool. Grasp the spark

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2. Clean around the spark plug. Remove the spark plug

from the cylinder head with a 5/8-inch socket, turning

counterclockwise.

127( A 5/8-inch spark plug wrench is supplied with

this unit.

Primer Bulb

Idle Speed Screw

(0.025 in. - 0.31 in.)

0.60 mm - 0.80 mm

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Senix HT4QL-L 4ql 26.5 Cc 4-cycle Gas Powered Hedge Trimmer, 22-inch Dual Action Blades

Operator’s manual - Page 13