When placing an order for a 4041/4040XP Rw/PA with hold open, it would be ordered as a 4041 /4040XP Hw/PA. For an existing Rw/PA requiring the addition of a hold open function, a hold open arm woul...
The correct method (process) for setting the hold open is:
The 4010 hold open arms are handed, verify correct hand arm. (R or L stamped on main arm)
Loosen the hold open nut.
Opened the door ...
Try the steps below to improve the hold open adjustment.
Remove hold open nut
Apply a couple drops of blue loctite to the threads.
Re-assemble, and reset hold open.
Let loctite set up overn...