Sears 139.53960SRT, 139.53968SRT, 139.53971SRT Care Your Opener, Twice a Year, Once a Year

Models: 139.53960SRT 139.53968SRT 139.53971SRT

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Care

of

Your

Opener

LIMIT

AND

FORCE

ADJUSTMENTS:

Weather conditions

may

cause some minor

FORCECONTROLS

changes in door

operation requiring some re-adjustments, particularly during the

THE REMOTE CONTROL BA'I'rERY

To preventpossibleSERIOUSINJURYor DEATH:

I

NEVERallow small children nearbatteries.

I

If batteryswallowed,immediatelynotify doctor.

I

 

I

first year of operation.

LIMIT CONTROLS

Pages 28 and 29 refer to the limit and force

adjustments. Only a screwdriver is required.

Follow the instructions carefully.

Repeat the safety reverse test (page 30) after any adjustment of limits or force,

MAINTENANCE SCHEDULE

Once a Month

The lithium battery should produce power for up to

5 years. To replace battery, use the visor clip or screwdriver blade to pry open the case as shown. Insert battery positive side down.

Dispose of old battery properly.

3*FUNCTION

 

 

Open this end

_

Rrst Loavoid

_

_ i

cracking

o_

_,,

Twist here

COMPAC_ to open

Manually operate door. If it is unbalanced or binding, call a trained door systems technician.

Check to be sure door opens & closes fully. Adjust limits and/or force if necessary. (See pages 28 and 29.)

Repeat the safety reverse test. Make any necessary adjustments. (See Adjustment Step 3.)

Twice a Year

Check chain tension. Disconnect trolley first. Adjust if necessary (See page 11).

Once a Year

Oil door rollers, bearings and hinges. The opener does not require additional lubrication. Do not grease the door tracks.

NOTICE: To comply with FCC and/or Industry Canada rules, adjustment or

the code seHing or replacing the bakery. THERE ARE NOOTHERUSER SERVICEASLEPARTS,m°dificati°nsofthis receiverand/ortransmitter are prohibited,exce_ fo_ changing

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Sears 139.53960SRT, 139.53968SRT, 139.53971SRT owner manual Care Your Opener, Twice a Year, Once a Year