Airlift Doors Roll Up Door XRS

Grease all zerk bearings on the shaftline with lithium grease

Ensure grease pushes through the bearing

Check all brush seal or vinyl seal on the vertical tracks for damage or air gaps

Inspect top rubber seal along the door for proper sealing

Strap Inspection (Premium Model Only)

Perform visual inspection of the counterweight strap for wear or fraying

Remove PVC guide tube if necessary for full view of the strap

Removing the Old Limit Switches

Turn each retaining bolt slightly clockwise using pliers or vice grips

Pull out on the bolts to expose the nuts

Slide the black plastic retaining plate off the bolts and cam shaft

Removing the Wires and Old Switches

Note where the wires are attached to the existing limit switches

Remove the wires from the limit switch terminals

Slide the 4 switches off the retaining bolts

Ensure the control box is accessible and powered on.

Verify that the initial door limits have been set.

Record the current speed setting on the VFD digital readout.

Adjust the speed setting using the UP arrow to increase or the DOWN arrow to decrease the speed.

Did you reset the door limits after adjusting the speed?

Be prepared to press the STOP button on the control box if necessary to prevent the door from rolling too far.

Turn the power off to the control box

Remove the section from the track

Lift up on one side of the door to pull the black windbar out of the track

Repeat for the opposite side to remove the entire section and windbars from the track

Remove the section from the windbar

Use a hammer and nail punch to remove the section retaining roll pin

Repeat for both sides of the section

If replacing a section other than the bottom yellow section, remove a total of 4 retaining roll pins

Slide the section out of the windbar

Remove the black plastic cover from the opener to access the Limit Assembly

Identify the limit cams and their screws

Loosen the Set Screw for large adjustments

Use the Fine Tune Adjustment Screw for small adjustments (12” of door travel or less)

Did you rotate the Open Limit Cam clockwise to decrease door travel?

Did you rotate the Open Limit Cam counterclockwise to increase door travel?

Did you rotate the Close Limit Cam counter-clockwise to decrease door travel?