Lennox Signature XC17 Installation Instructions Manual page 20

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3
ROUTE CONTROL WIRES
Install low voltage control wiring from outdoor to indoor unit and from
thermostat to indoor unit as illustrated. See Figures 10 and 10 for
typical configurations.
A
Run 24VAC control wires through hole with grommet.
B
Make 24VAC control wire connections to Main Control.
NOTE
Do not bundle any excess 24VAC control wires inside control
panel.
NOTE
Wire tie provides low voltage wire strain relief and to maintain
separation of field installed low and high voltage circuits.
NOTE
For proper voltages, select thermostat wire (control wires)
gauge per table below.
WIRE RUN LENGTH
LESS THAN 100' (30 METERS)
MORE THAN 100' (30 METERS) 16
4
ROUTE HIGH VOLTAGE AND GROUND WIRES
Any excess high voltage field wiring should be trimmed and secured away from any low voltage field wiring. To facilitate a conduit, a cutout is
located in the bottom of the control panel. Connect conduit to the control panel using a proper conduit fitting.
PIPING PANEL
HIGH VOLTAGE
CONDUIT HOLE
WATERTIGHT
CONDUIT
FITTING
WATERTIGHT
FLEXIBLE
CONDUIT
TO SERVICE
DISCONNECT BOX
506510−01
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AWG# INSULATION TYPE
18
TEMPERATURE RATING
35ºC MINIMUM.
CONTROL PANEL
GROUND LUG
CONTACTOR
ELECTRICAL INLET (CONTROL WIRING
USE BUSHING PROVIDED IN BAG ASSEMBLY HERE.
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B
MAIN CONTROL
ELECTRICAL INLET
(HIGH VOLTAGE)
WIRING ENTRY POINTS
LOW VOLTAGE).
Page 20
CONTROL PANEL
A
HOLE
ACCESS VIEW

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