TDC Trolley Installation (continued)
Attach the Door Arm and Bracket
1.
Latch the door arm to the trolley. Make sure the
open side of the notch on the door arm faces
the door.
2.
Position the door bracket to the center line of
the door and attach the door bracket to the
door using appropriate hardware (not included).
NOTE: When properly installed and adjusted
the door arm should be leaning back toward the
operator slightly. Refer to door manufacturer's
instructions for recommended installation
guidelines.
WARNING
To prevent possible SERIOUS INJURY from a moving
chain:
•
DISCONNECT electric power to the operator
BEFORE manually operating your door.
•
If possible, use emergency disconnect ONLY
when door is CLOSED. Weak or broken springs or
unbalanced door could result in an open door falling
rapidly and/or unexpectedly.
•
NEVER use emergency disconnect unless doorway
is clear of persons and obstructions.
A
Flanged Hex
Nut 3/8"-16 (2)
Nylok Nut 3/8"-
B
16 (1)
Bolt 3/8"-16 x
C
1" (3)
15
HARDWARE
C
A
B