Control; Installation - Merlin MJ3800 Installation And Operating Instructions Manual

To prevent possible SERIOUS INJURY or DEATH from electrocution or fire:
• Be sure power is not connected to the opener, and disconnect power to circuit BEFORE removing cover.
• Door installation and wiring MUST be in compliance
with ALL local electrical and building codes.
• NEVER use an extension cord, 2-wire adapter or alter the plug in any way to make it fit outlet. Be sure the opener is grounded.
• If the supply cord is damaged, it must be replaced
by the manufacturer or it's service agent or a
similiarly qualified person in order to avoid harzard.
INSTALLATION STEP 5
INSTALLING THE MULTI-FUNCTION WALL

CONTROL

Note: any connection to your MJ3800 should be
voltage free and Normally open.
There are 2 screw terminals on the back of the multi-
function door control. Strip about 6mm of insulation from
bell wire. Separate wires enough to connect the white/red
wire to R terminal screw 1 and the white wire to W terminal
screw 2.
Fasten the multi-function door control to an inside garage
wall with sheet metal screws provided. Drill 4mm holes and
use anchors if installing into plasterboard wall. A convenient
place is beside the service door and out of reach of
children.
Run the bell wire up the wall and across the ceiling to the
garage door opener. Use insulated staples to secure wire.
The receiver quick connect terminals are located on the
control board. Connect the bell wire to the terminals as
follows: white/red to red and white to white.
INSTALLATION STEP 6
Installing the Wireless Wall button (CM128)
Control must be mounted out of the reach of children
at a height of 1.5m with an unobstructed view of the
door.
• Ensure your MJ3800 opener is switched off whilst
installing your wireless door control to prevent
accidental activation.
• Remove the cover from the CM128.
• Mount CM128 as shown using the screws
provided if mounting into a wall box (not
provided).
• If mounting directly on the wall use wall anchors
(provided) to fix unit to the plasterboard wall.
• Replace the cover plate and affix the warning label
adjacent the wall controller.
Fix the emergency door release label adjacent to the
opener.
NOTE: The wireless wall button supplied with your opener should be preprogrammed by the
factory. If adding a new wireless wall button, program into the opener before mounting the unit.
To prevent possible SERIOUS INJURY or DEATH from
a falling door:
• If possible, use emergency release handle to
disengage door 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 release handle unless the
doorway is clear of persons and obstructions.
Red
White
To Door Control
RED WHT
1
Disconnect power to the opener whilst installing
this accessory to prevent accidental activation.
Locate minimum 1.5m above the floor.
10
dry contact
Quick-Connect Terminals
+
Opener