Operator Support; Straight Arm Attachment; Emergency Manual Operation - Chamberlain H Owner's Manual

7. Install Hand Chain (Models H and HJ only)
Place hand chain around hand chain wheel. Be
sure to pass it through both openings in the chain
guide. Remove enough links so chain hangs
approximately two feet above the floor
This operator has provisions for manually operating the door in case of emergency or power failure. Refer to the
appropriate instructions below for your model operator.
Model H
These operators are equipped with a manual hoist. An
electrical interlock will disable the electrical controls
when the hoist is used. To operate the hoist:
1. Pull the disconnect chain (small chain) to engage
the hoist mechanism. The disconnect chain may be
locked in position by slipping the end through the key-
hole of the chain keeper mounted on the wall.
2. Operate the door in the desired direction by pulling
on one side or the other of the continuous loop hoist
chain (large chain).
3. The disconnect chain must be released from the
chain keeper before the door will operate again elec-
trically.
Model J
This operator has a floor level disconnect chain to dis-
connect the door from the door operator.
1. To disengage, pull the chain and secure in the dis-
engaged position by slipping the end through the key-
hole bracket mounted on the wall. Or if emergency
egress device is used, pull handle to disengage oper-
ator from door.
2. The door may now be pushed up or pulled down
manually. Release the disconnect chain to operate the
door again electrically.
Model HJ
This operator includes both a floor level disconnect
chain to disconnect the door from the door operator
and and a disconnect chain with manual hoist to elec-
trically disable the operator controls.
1. Refer to Model H instructions for hoist operation.
2. Refer to Model J instructions for manual operation.

EMERGENCY MANUAL OPERATION

8. Mount Chain Keeper / Keyhole Bracket
Using suitable hardware mount the chain keeper
approximately 4 feet above the floor, near the free
hanging chain. Remove disconnect sash chain
from bag and place the end through the keyhole in
the the chain keeper. Remove excess links if nec-
essary.
TURN OFF POWER TO THE OPERATOR BEFORE
MANUALLY OPERATING YOUR DOOR.
Chain Keeper
(with pad locking provisions)
Electrical Interlock with Hoist for Models H and HJ
Keyhole Bracket
Manual Disconnect for Models J and HJ
6
WARNING
CAUTION CAUTION
W