Jdc/Jhdc Assembly; Configure The Operator; Applying Ac Power - Chamberlain JDC Manual

JDC/JHDC Assembly

Configure the Operator

Units are now dual handed and can be used in either the right or left
side.
1. Select right (R) or left (L) handing for the sprocket and hoist as
needed.
• For JDC models, the drive sprocket can be mounted on
either the right or left side.
R
• For JHDC models with manual hand chain systems, the drive
sprocket can be installed as a right (R) hand or left (L) hand.
NOTE: The hoist will need to change location depending on the
wall mount or front of hood application shown in the images below.
Drive
Sprocket
L
Wall Mount
• To reposition the hoist:
a. Remove the four allen bolts.
b. Pull the housing down and away from the motor, then rotate the housing 180 degrees.
c. Place the housing back up to the motor and tighten back in place using the allen bolts.
2. Place the operator drive sprocket on the appropriate side of the operator for your installation type. To avoid
potential damage caused by an overhung load, position the sprocket as close to the center of the exposed drive
shaft.

Applying AC Power

1. Power the operator by turning the circuit breaker on supplying AC power to the operator.
Drive Sprocket
R
To prevent possible SERIOUS INJURY
or DEATH:
•
•
•
L
•
•
•
•
Drive
Sprocket
L
Hoist
17
WARNING
DO NOT connect electric power
until instructed to do so.
If the door lock needs to remain
functional, install an interlock
switch.
ALWAYS call an Authorized
Service Technician if door
binds,sticks or is out of balance.
An unbalanced door may NOT
reverse when required.
NEVER try to loosen, move or
adjust doors, door springs,cable,
pulleys, brackets or their
hardware, ALL of which are under
EXTREME tension and can cause
SERIOUS PERSONAL INJURY.
Disable ALL locks and remove ALL
ropes connected to door BEFORE
installing and operating door
operator to avoid entanglement.
Fasten the operator SECURELY to
structural supports of the building.
Concrete anchors MUST be used
if installing ANY brackets.
Front of Hood Mount
R