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Chamberlain models B353, B353C, B373, B550, B550C, B750, B750C, B751C, B970, B970C, B1381, B1381C Installation Manual

Important Note: Logic Board part numbers are as below.

 

  • B353/B353T, B750/B750T, B750C/B750T, B751C/B751CT and B970/B970T: 050DCTB

  • B1381: 050DCTBLK

  • B1381T: 050DCTB

 

Note: The B1381/B1381C are lock capable although have been discontinued from manufacturing by Chamberlain. The B1381T Garage Door Openers are not automatic door lock capable. Due to the existing lock capabilities for B1381/B1381C models, there is a different logic board for each of these openers.

If an automatic door lock capable Garage Door Opener is desired, please contact an authorized LiftMaster dealer.

 

3100 Lumens = the power of the light
4000 Kelvin = the color of the light

 

Download Manual (English)
Download Manual (Spanish)
 

 

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Chamberlain models B353, B353C, B373, B550, B550C, B750, B750C, B751C, B970, B970C, B1381, B1381C Installation Manual