Chamberlain LA400DCS - Page 20

18
STEP 8 continued...
DUAL GATES ONLY
WIRED DUAL GATES
INSTALL A SECOND OPERATOR ARM
Install a second operator arm by following installation steps 1-4.
INSTALL THE EXTENSION CABLE AND JUNCTION
BOX
Before digging, contact local underground utility locating companies.
1. Trench across driveway to bury the extension cable. Use PVC
conduit to prevent damage to cables.
2. Open the junction box by removing screws (4) and set aside.
3. Select holes to be used for mounting and knock out using a
screwdriver and hammer. Drill two holes in the bottom of the
junction box large enough for the watertight connectors.
4. Mount the junction box within 3 feet (0.9 m) of second operator.
5. Route operator cable and extension cable through watertight
connector nut and watertight connector.
6. Insert the cables and watertight connectors into the holes in the
bottom of the junction box.
7. Slide the connector nut onto the operator cable and extension cable.
8. Connect the wires from extension cable and operator cable to the
terminal block connector as shown (like-colored wires must face
each other).
9. Put wires inside of junction box.
10. Secure operator and extension cables by tightening the connector
nut.
11. Reinstall cover.
Operator
Cable
Brown
Green
White
Yellow
Blue
Red
Brown
Green
White
Yellow
Blue
Red
Terminal Block
Extension
Cable
Operator
Cable
Extension
Cable
Watertight
Connector
Connector Nut
Connector Nut
Mounting Slot
PVC Conduit
Within 3' (0.9 m)
INSTALLATION