Machine Room Wiring Installation Section
©Vertical Express 1-34 Printed in USA April 2020
Car Top Wiring
(continued) 7. On jobs with selective doors, wire the rear auxiliary swing return harness as follows:
a. Pull the rear auxiliary swing return harness through the rear header to the end cap
nearest the 2
1
/
2
" wireway that runs along the side of the car top.
b. Attach the flex conduit to the rear header end cap and also to the first hole in the
2
1
/
2
" wireway cover.
c. Attach the flex conduit to the other end of the wireway cover and also to the end
cap of the front header.
d. Route the harness cable through the front header and into the main swing return.
Swing Return Wiring
The selector, the car top inspection station, and the hoistway access inputs (when pro-
vided) must be connected and functional to accomplish Controller Inspection or Car Top
Inspection modes of operation.
1. Turn OFF, Lockout, and Tagout the cab lighting circuit.
2. Connect the traveling cable to the swing return rail terminals (RT). See the swing
return terminal labels and the job wiring diagrams.
The LD-16 door operator has an adapter harness that wires the operator into the COP rail
terminals (RT).
3. Connect the lights and fan wiring (L10, L10s, L20, and ground) to the swing return ter-
minal strip.
Machine Room Wiring
Controller Card Connections
1. Turn OFF, Lockout and Tagout the mainline disconnect.
2. Make wiring connections in the Trades Access terminals.
3. Make wiring connections between the swing return (RT) and the elevator controller.
4. The various I/O will be assigned connections to the CNA Card(s), the IOF Card, the RT
(rail terminals), and the DPIA Card. See the wiring diagrams and provided job specific
Field Wiring Chart (940KW).
• Route the mainline power through the top left-hand corner of the controller.
• Route the hoistway wiring and traveling cable through the top right-hand corner of
the controller.
• Group jobs only: Working from the right-hand side of the controllers, wire control-
ler cross-connects between the controllers.
5. Wire the building power and other necessary connections (cab lighting, telephone,
etc.) to the Trades Access terminals.
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