Emergency Disconnect - Chamberlain MH 5011U User Manual

EMERGENCY DISCONNECT

The operators have provisions for manually operating the door in case of emergency or power failure. Refer to the appropriate
instructions for your model operator.
To prevent possible SERIOUS INJURY or DEATH from a falling
door or arm:
• DO NOT stand under the door arm when pulling the emergency
release.
• If possible, use emergency release handle to disengage trolley
ONLY when door is CLOSED. Weak or broken springs or
unbalanced door could result in an open door falling rapidly
and/or unexpectedly.
MODEL MT/BMT
TO DISCONNECT DOOR FROM OPERATOR
1
Pull emergency release handle straight down. Emergency
disconnect will open.
Emergency
Disconnect
Door Arm
TO RECONNECT DOOR ARM TO TROLLEY
1
Lift free end of door arm to trolley.
Pull emergency release handle to allow arm to engage roll
2
pin.
Let go of the emergency release handle. Emergency
3
disconnect will close.
Emergency
Disconnect
Door Arm
WARNING WARNING
CAUTION
• NEVER use emergency release handle unless doorway is clear
of persons and obstructions.
AVERTISSEMENT
ATTENTION
ADVERTENCIA
PRECAUCIÓN
7
Emergency
Disconnect
Door
AVE
AVE
Emergency
Release Handle
AD
W
AD