Wiring - Chamberlain LiftMaster LA412 Owner's Manual

7
CONNECT WATERTIGHT CONNECTORS
Route operator cable and extension
cable through watertight connector nut
and watertight connector. Insert cables
and watertight connectors into the holes
in the bottom of the junction box (not
provided). Feed extension cable through
PVC conduit and secure with connector
nut.
8
CONNECT WIRES IN JUNCTION BOX
Remove terminals from operator cable. Strip wires and twist like colored wires together with wire nuts.
9
SECURE JUNCTION BOX
Put wires inside of
junction box. Secure
operator and
extension cables
with watertight nut.
Reinstall cover.

Wiring

Wire Nut
Operator Cable
PVC Conduit
Watertight Connector Nut
Operator Cable
Watertight Connector
Junction Box
Watertight Connector
Extension Cable
Watertight Connector Nut
PVC Conduit
PVC Conduit
Watertight Connector Nut
Operator Cable
Watertight Connector
Junction Box (not provided)
Watertight Connector
Extension Cable
Watertight Connector Nut
PVC Conduit
Extension Cable
Screws (4)
26
Junction Box
(not provided)