Carrier 52SC, Installation, Operating And Maintenance Instructions

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9
ACCESSORY INSTALLATION
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INSTALL ACCESSORY HARDWIRE KIT OR 265-v
ACCESSORY CORD-CONNECTED KIT — Install
Carrier accessory hardwire kit according to the
instructions provided with the accessory. The acces-
sory cord-connected kit is for 265-v units only, and
requires an accessory subbase, Part No. SUBBASE,
with a field-installed receptacle.
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INSTALL THERMOSTAT — All remote control
units.
1. Check to be sure power to unit is disconnected.
2. Remove terminal board cover from right side of
chassis (see Figure 12).
3. Insert field-supplied low-voltage thermostat wire
through bushing on the cover.
4. Connect wires from terminals on the thermostat
to terminals on chassis terminal board. See Fig-
ures 13A and 13B.
5. Reinstall cover with two screws.
6. Mount field-supplied thermostat to wall.
7. Set thermostat anticipator at 0.8 amp (manual
thermostat only).
IMPORTANT: Only trained, qualified personnel
and service mechanics should install electrical
accessories on Carrier 52S series products per
Carrier’s installation instructions. Please contact
your local electrical contractor, dealer, or distribu-
tor for assistance.
FIGURE 12 — LOW-VOLTAGE TERMINAL BOARD
LEGEND
TB —
Terminal Board
NOTE: B to B connection for heat pump only.
FIGURE 13A — WIRING CONNECTIONS,
LOW-VOLTAGE MANUAL CHANGEOVER
THERMOSTAT
LEGEND
TB — Terminal Board
NOTE: B to B connection for heat pump only.
FIGURE 13B — RC WIRING CONNECTIONS,
PROGRAMMABLE THERMOSTAT