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The Genie Company

120 Volt Transformer- Model TDB-B100-2402 - 39342R.S

Regular price $54.79 USD
Regular price Sale price $54.79 USD
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Genie Garage Door Opener 120 Volt Transformer- Model TDB-B100-2402
120 Volt Transformer- Model TDB-B100-2402 - 39342R.S
$54.79

Replacement garage door opener 120 Volt transformer.

  • Includes 1- 120 Volt Transformer and DIY Replacement Instructions
  • Compatible with Genie model garage door openers;StealthLift 500, Chain Drive 500, Chain Drive 550, Chain Drive 750, Chain Glide Connect, QuietLift 550, SilentMax 750, SilentMax 550, StealthDrive 750, SilentMax Connect, ReliaG 650, ReliaG 850, 1028, 2028, 3020H, 3020HB, 1035, 1055, 2035, 2036, 2055, 3035, 3055, 7035, 7055
  • Model TDB-B100-2402
  • Genuine Genie replacement part

SKU: 39342R.S

In Stock! Usually ships within 24 hours.

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QUESTIONS & ANSWERS

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  • 1. 120 Volt Transformer- Model TDB-B100-2402 - 39342R.S Is this compatible with the Model #7055D-TKSV ? I thing ordered but i can not find "order stute my payment record any.

    Yes, the 120 Volt Transformer- Model TDB-B100-2402 - 39342R.S is compatible with Genie model 7055D-TKSV.

  • Does this transformer fit model gps1200IC for the genie pro stealth?

    No the 39342R.S is not compatible with the GPS1200IC.  The GPS1200IC transformer is 29058A.S, you can order this by calling 800-354-3643.

  • 120 Volt Transformer- Model TDB-B100-2402 - 39342R.S does not list the model 7155. Is this one compatible with the Model 7155?

    Yes, it is compatible.

  • The two screws that hold the transformer in place are not identical: one is a regular silver screw and the other is a yellow/brass screw that doesn't have a slot for a screwdriver and must be removed and reinserted using a nut driver. Figure 5 of the installation instructions says: "During reassembly, Ensure that one of these screws is yellow." Does it matter on which side the yellow screw is inserted, or is it OK to insert it on either side? What is the actual purpose of the yellow screw?

    It does not matter which side the yellow screw goes into.

  • The power transformer in my genie garage door opener is part # 38133A. I can not find this part # on your site. Is the 39342R.S transformer a suitable replacement transformer.

    What model is your garage door opener?

  • Compatible with reliag 650?

    Yes, it is.

  • is this constable with the 3120 model

    Yes, it is!

  • Is this one compatible with reliag 850?

    Yes, it is.

PDF Transformer 39342R.S Replacement Instructions 

Replacing the 39342R.S Garage Door Opener Transformer  

These instructions are written assuming that you will have ample room around Opener to perform this repair. Some rare instances will require removal of the unit from it’s mounting hardware and repair made on a bench or floor. Refer to your Owners Manual or Installation Poster for proper assembly and carefully read and understand all warnings and cautions pertaining to your unit.

WARNING
BE SURE ELECTRICAL POWER HAS BEEN DISCONNECTED FROM THE OPENER PRIOR TO REMOVING THE MOTOR COVER.

WARNING
ANY AND ALL REPAIRS MADE TO THIS UNIT MUST BE PERFORMED WITH THE DOOR DISCONNECTED FROM THE OPENER AND IN THE CLOSED POSITION.

 

Close the Garage Door. (If you cannot lower the garage door using the garage door opener, use extreme caution when manually closing the door. Before pulling the emergency release cord, make certain people and objects are clear of the door opening.) Pull emergency release cord on the carriage to disengage opener.


Unplug the garage door opener power cord from power receptacle. or shut down breaker.

Remove Battery Backup (BBU) from powerhead, if equipped: FIG. 1.
• Unplug harness from top of powerhead.

Remove lens cover by pressing top tabs down and slide lens cover out. Remove light bulbs.

Remove 3 screws securing cover to chassis. FIG.2.

Remove wall control and Safe-T-Beam® wires from terminal block located on the front of powerhead. FIG. 2.
• Using a small common screwdriver, press in on the orange tabs while gently pulling wires from the block. Mark the wires to help facilitate replacement. Remove 5/16" screws securing the cover to the chassis FIG.4.

Note: Pull Antenna out from the cover carefully. 

Genie garage door opener terminal block for safe-t-beam and wall console wires

removing the cover on a Genie model garage door opener

 

Unplug these harnesses listed below from the control board. FIG 5.

Note: the single bulb units should not require the removal of the circuit board. 

  • Light Harness
  • Motor Wires (2)
  • Encoder Harness
  • AC In Harness
  • Transformer Primary Harness
  • Transformer Secondary Harness
  • BBU Harness if equipped

39342R.S Tranformer replacment instructions for a Genie garage door opener

Remove the control board mounting screws, slide board forward to remove the mounting clips. FIG 6.

Genie garage door opener transformer (39342R.S) replacement instructions

Remove two 5/16" transformer screws, and then remove the transformer FIG.8.

Genie garage door opener directions for replacing the 39342R.S transformer

Install the replacement 39342R.S transformer. 

Re-install the control board and all the harnesses. 

Note: Be certain to re-install all the harnesses in the correct position. Make sure to install locking tabs facing each other. FIG 7.

Install the powerhead to the chassis. Feed the antenna wire through the hole in the cover. 

Re-Install the wall console and safe-t-beam wires. 

Re-Install the light bulbs and lens cover. 

If equipped, connect the battery backup to the garage door opener again. (plug the harness into the top of the power head. ) 

 

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