CARE

OF YOUR

GARAGE

DOOR

OPENER

 

LIMIT AND

FORCE

FORCECONTROLS

ADJUSTMENTS:

Weather conditions may cause some minor changes in door operation requiring some re-adjustments,

particularly during the first LIMITCONTROLS year of operation,

Pages 27 and 28 refer to the @[ @3_@_ limit and force adjustments

Only a screwdriver is

required Follow the instructions carefully, Repeat the safety reverse test (Adjustment

Step 3, page 29) after any adjustment of limits or force.

MAINTENANCE SCHEDULE

Once a Month

•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 27 and 28,)

•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 tl),

Once a Year

•Oil door rollers, bearings and hinges, The opener does not require additional lubrication,1 Do not grease the door tracks

THE REMOTE CONTROL BATTERY

To preventpossibleSERIOUSINJURYor DEATH:

• NEVERallow smallchildren nearbatteries,

-If battery is swallowed,immediatelynotify doctor

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 up (+),,

Dispose of old battery properly,

NOTICE: To cornp]y wiih FCC and or Induslry Cartad_ rules (It}, a,dj_;Iment or modifi_[f_ns of this receivor and/or tr;nomit[ei" _ro t}rDhib_ed, except for cha_gi_g the

code soilint] or _opladng tho b_tler/THERE ARE NO OTHER USER S_RVICEABLE PARTS

Tasted to Compiy with FCC S'._ndards FOR ROME OR OFFICE USE. Oper_Jon is eubje c'to lho IotlovAng lw_ cor_dilions: {1} this dev_co may not caus_ t_fmleI ielorf_ronce, a_ld _2) _his doviee m_J_ _coopt ar_y tntedor_oce received, tncludin_ int_Rer_nce that may

c_es_ e_dos red ope_t r,n

32

Page 31 Page 33
Page 32
Image 32
Craftsman 139.53920D owner manual Care Your Garage Door Opener, Limit Force Forcecontrols Adjustments, Maintenance Schedule
Page 31 Page 33

139.53920D specifications

The Craftsman 139.53920D is a versatile and robust garage door opener, designed to provide both convenience and security to homeowners. Known for its reliability and advanced features, this model stands out in the competitive market of garage door openers.

One of the key features of the Craftsman 139.53920D is its powerful motor. With a lifting capacity suitable for most standard garage doors, it boasts a 1/2 horsepower motor that delivers the strength necessary to open and close heavy garage doors effortlessly. This ensures a smooth and quiet operation, minimizing noise disruptions, which is especially valuable for homes with living spaces above or adjacent to the garage.

In terms of technology, the Craftsman 139.53920D incorporates a range of advanced features aimed at enhancing user experience. It comes equipped with Craftsman's proprietary Triband technology, which operates on three frequencies, providing increased range and improved signal reliability. This technology minimizes signal interference, ensuring that the opener responds quickly to your commands, whether you are close by or parked at the end of the driveway.

Safety is also a critical aspect of the Craftsman 139.53920D. The unit includes an automatic reverse feature that immediately stops and reverses the door's motion if it detects an obstacle in its path. This is vital in preventing accidents and ensuring the safety of children and pets. Additionally, the opener is compatible with the Security+ 2.0 system, which offers rolling code technology that changes the access code each time the remote is used, adding an extra layer of security against unauthorized access.

Installation of the Craftsman 139.53920D is user-friendly, with clear instructions provided and all necessary hardware included. The unit can accommodate various garage door styles, making it a flexible choice for different homeowners.

Furthermore, the Craftsman 139.53920D offers smartphone compatibility through the Craftsman smart app, allowing users to control their garage door from anywhere, receive real-time alerts, and even monitor the status of the door remotely. This feature makes it easier than ever to ensure that your garage is secure, even when you're not at home.

In summary, the Craftsman 139.53920D is an excellent choice for homeowners seeking reliability, advanced technology, and convenient features in a garage door opener. Its blend of power, safety mechanisms, and smart technology makes it a standout option for enhancing home security and convenience.
Top Page Image Contents