4178B0034B LiftMaster 178B34 / Chamberlain Straight Door Arm

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Description

4178B0034B LiftMaster 178B34 / Chamberlain Straight Door ArmDescription This is a Straight Door Arm Replacement Kit. For use with various LiftMaster and Chamberlain Garage Door Openers. The straight arm is commonly paired with the curved door arm. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility. Refer to the following part # for the Curved Door Arm Replacement Kit: 041B0035B Genuine LiftMaster replacement part.

LiftMaster 41A6104 Cable Tension Monitor For 3800 3900 8500C 8500W

0 Commercial products default and can be programmed to work with older operators and receivers

Does not include 40ft of cable and junction box

Compatible only with the following:

041ASWG-0119

Control and monitor your garage door or gate operator

Compatible with various chain drive garage door openers that utilize a T-rail

TECHNA Arm Instructions

• 2 Handles (11" long)

of 6 wire insulated cable

Manual Disconnect with direct mechanical linkage with latch

This board is backwards compatible for older second generation units