Surface Vertical Rod Exit Devices - Assa Abloy Corbin Russwin Access 3 Technical Manual

Surface Vertical Rod Exit Devices

ED5400
ED4000, ED5000 Parts Manual
If top latch does not engage properly, check alignment. When locked,
latch bolt should not be preloaded by strike
strike if necessary.
Bolts extend automatically when door closes and top strike hits tripping
lever. Top bolt should retract flat. Bottom bolt should travel 1/2" and
engage 3/8" into strike in down position, without dragging on floor
surface in up position.
Rod Adjustment
1. Remove active case cover screws and cover.
2. Remove rod guide cover screws and rod guide covers. Tilt rods, top
and bottom, out of engagement in active case and out of rod guides.
Adjust top rod first.
3. Push up on top rod to fully retract top latch
with hold back feature engaged. With device in dogged position
(panic devices) or Pushpad fully depressed (fire devices), adjust top
rod so that the square head of the rod connector slides into engage-
ment in the active case. Shorten rod an additional 1/2 turn.
Adjust bottom rod.
4. With top rod engaged, top latch retracted in
hold back position, and touch bar dogged or fully depressed, adjust
bottom rod so that the deadbolt clears the strike by 1/16". The bot-
tom rod should be in position in the active case with the square head
of the connector hanging in the slide.
Check device operation
5.
present, operate the device with the outside trim. An additional
minor adjustment may be required for full retraction and correct
strike engagement.
6. Reinstall the rod guide covers and the active case cover.
Maintenance
1 . Periodically remove covers and coat mechanisms with an appropri-
ate lubricant. This is regularly required in corrosive environments for
proper product operation.
2. Check mounting fasteners periodically. Retighten if found loose.
Apply screw locking compound or change part fasteners if screws
continue to back out.
3. Periodic checks and adjustments of rods may be required to compen-
sate for door or frame sag.
69
(Area A)
. Shim or reposition
by opening and closing the door. When