Dorma ED800 J, Installation Instructions Manual

Page: 13 / 28

CRITICAL
ULC LABELED UNITS ONLY - ADJUST ACCORDING TO CHART
200
150
125
MAX.
DOOR
WEIGHT (LBS.)
4
5
3
6
9
0
FULL TURNS
OF SPRING
ADJUSTING
SPRING
SIZE
5
4
3
SPRING
SIZE
9
6
0
FULL TURNS
OF SPRING
ADJUSTING
3'-6" 4'-0"
3'-0"
3'-6"
-
3'-0"
INTERIOR
EXTERIOR
INCREASE
Spring tension must be adjusted to ensure that door will close
and latch consistently.
DECREASE
INCREASE
BACKCHECK
INTENSITY
SWEEP & LATCH
SPEED
INCREASE
DECREASE
LATCH
RANGE
SWEEP
RANGE
BACKCHECK RANGE
DOOR WIDTH
SPRING POWER ADJUSTMENT
Adjust spring tension according to the chart below. The ED 800 is shipped from the factory as
a size 3. The spring power can be increased to a size 5. Clockwise turns increase spring power.
Do not decrease spring power from factory setting.
VALVE ADJUSTMENTS
Adjust sweep, latch and backcheck valves. Closing time from 90° to 10° (sweep range) should
take at least 3 seconds. Closing time from 10° to fully closed (latch range) should take at least 1.5
seconds. Backcheck intensity should be adjusted to ensure that door is under control during the
opening cycle
CAUTION: DO NOT REMOVE VALVES.
08102710 05/07 ED800-13
LATCH
VALVE
SWEEP
VALVE
BACKCHECK VALVE
adjust with
5 mm hex key