For use with various LiftMaster® MAXUM Series DC 700 lbs. to 2200 lbs. Standard-Duty and Extended-Duty Jackshaft Jackshaft Hoist and Trolley Commercial Door Operators
This service kit is compatible with the following MAXUM models: JDC JHDC and TDC.
NOTE: Refer to K41-0156-000 for Left-Side Cable Tension Monitor
The travel nut on LA500DC and LA500DCS gate operators may break when excessive force is applied to the gate such as being struck from a vehicle.
The travel nut can be identified as the white plastic nut that attaches to the internal lead screw of the arm.
The symptom of this problem is that the trolley assembly slides back and forth along the guide slots without mechanical restraint.
LiftMaster has created Trolley Service Kit K75-39337 with all the necessary parts and provides instructions on how to replace a damaged travel nut
within an LA500 arm
Ozone Friendly Door Wax with anti-wear and extreme pressure additives.
Silicone Free
Aerosol Wax that sprays on and buffs effortlessly to create hard shell finish.
•Excellent wax for anything that needs reviving shines all painted surfaces.
Suspended from the ceiling the operators are used on sectional overhead doors with standard lift.
T operators are directly attached to drive and control the door.
MyQ® Technology enables you to securely monitor and control your facility operator and lights with your smartphone tablet or computer for greater peace of mind.
Alerts can be received as email or pop-up (push) notifications on a mobile device ensuring the status of your commercial door.
MyQ Mobile App is a free download with no annual activation fee.
pring Winder 200 is a torsion spring tensioning tool designed for use with a cordless drill (Non-impact). Developed for professionals in the
installation and maintenance of residential garage doors. The device prevents work-related accidents and significantly reduces physical strain of door installation work.
The Spring Winder 200 is suitable for all residential garage door torsion springsranging from 1-3/4 inches to 2-5/8 inches.
Technical Specifications:
The Loop Replacement System (LRS) features advanced 3-axis magnetoresistive sensing technology that responds to changes in the Earth’s magnetic field caused by ferrous objects.
Three sensing elements provide measurements in the X Y and Z axes to improve detection sensitivity when used in either above or below ground installations.
The LRS is equipped with our new DETECT-ON-STOP™ or (DOS®) feature which allows detection only when a vehicle has come to a complete stop.