Craftsman 139.53625SR Adjust Force, AdjustUP and Down Limits, Limit Adjustment Chart

Adjustment

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STEP 1 AdjustUP and DOWN Limits

LIMIT ADJUSTMENT settings regulate the points at which the door will stop when mowng up or down.

NOTE: Door STOPS in the UP direction if anything interferes with door travel. Door REVERSES in the DOWN direction if anything interferes with the door travel (including binding or unbalanced doors).

PROCEDURE: To operate opener, press wall push button

or transmitter, Run the opener through a COMPLETE

TRAVEL CYCLE, Limit adjustments are not necessa_ when the door opens and closes completely and doesnt

reverse unintentionally in the down position

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Limil

Adjustment

Leit Sid'ePanel

The following chad outlines adjustment procedures° Run the opener through a COMPLETE TRAVEL CYCLE AFTER EACH ADJUSTMENT. NOTE: REPEATED OPERATION OF THE OPENER DURING ADJUSTMENT PROCEDURES MAY

CAUSE MOTOR TO OVERHEAT AND SHUT OFF, SIMPLY WAIT 15 MINUTES AND TRY AGAIN. Read chart carefully

before proceeding to Step 2 Use a screwdriver to make limit adjustments,

LIMIT ADJUSTMENT CHART

IF DOOR DOES NOT OPEN COMPLETELY BUT OPENS AT [.EAST FIVE FEET

Increase UP travel° Turn the UP LIMIT adjustment screw clockwise, One turn equals 2" of travel•

If door does not open at least 5 feet: adjust OPEN FORCE as explained in Step 2r

IF DOOR DOES NOT CLOSE COMPLETELY

(ON SECTIONAL DOORS)

Increase DOWN traveLTurn down limit adjustment screw

counterclockwise. One turn equals 2" of travel

If the door still will not close completely, the header bracket is positioned too high. Repeat Step 1, page 10

IF DOOR DOES NOT CLOSE COMPLETELY (ON ONE-PIECE DOORS)

Increase DOWN travaloTurn the down limit adjustment screw counterclockwise. One turn equals 2" of travel

IF DOOR REVERSES WHEN CLOSING AND THERE tS NO INTERFERENCE TO TRAVEL CYCLE

Test door for binding: Full emergency release handle° Manually open and close doer, If door is binding, call a door serviceman, If door is not binding or unbalanced, adjust CLOSE FORCE. See Step 2_

IF OPENER REVERSES IN FULLY CLOSED POSITION

Decrease DOWN travel Turn down limit adjustment screw clookwise_ One turn equals 2" of travel,

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STEP 2 Adjust Force

EXCESSIVE FORCE WILL INTERFERE WITH PROPER DO NOTuSE FORCE ADJUSTMENTS TO COMPENSATE

DAMAGE GARAGE DOOR.

Force Adjustment Controls are located on rear panel of opener. FORCE ADJUSTMENT settings regulate amount of the power required to open and close door.

NOTE: The door STOPS in the UP direction if anything interferes with Its travel. Door REVERSES In the DOWN

direction if anything interferes with its travel (including binding or unbalanced doors),

If the force adjustments are set too light, door travel may be interrupted by nuisance reversals in DOWN direction and steps in UP directionr As weather conditions can affect the

OPERATION OF SAFETY REVERSE SYSTEM OR

FOR A BINDING OR STICKING _RAGE DooR,

Force

Adjustmenl

door movement, occasiona! adjustment may be needed.

Maximum force adjustment range is 260 degrees, about 3/4 of a complete turn° Do not force controls beyond that point° Turn force adjustment controls with a screwdriver.

Adjustment, Label

FORCE ADJUSTMENT CHART

TEST DOWN (CLOSE) FORCE

Grasp the door handle or door bottom when door is about halfway through DOWN (CLOSE')TRAVEL Door should reverse. If the door is hard to hold or doesn't reverse, decrease DOWN (CLOSE) FORCE by turning the control

in a counterclockwise direction. Make 10 degree turn adjustments until door reverses normally. After each adjustment, run opener through a complete cycle.

PROCEED TO STEP 3

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IF DOOR DOESN'T OPEN AT LEAST 5 FEET

Increase UP (OPEN) FORCE by turning control clockwise. Make 10 degree turn adjustments until door opens completely. Readjust UP LIMIT if necessary. After each adjustment, run opener through a complete travel cycle.

IF DOOR REVERSES DURING DOWN (CLOSE) CYCLE

Increase DOWN (CLOSE) FORCE by turning the control clockwise, Make 10 degree turn adjustments until door completes close cycle. After each adjustment, run the

opener through a complete travel cycle.

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