Step 14 - Adjust Factory- -Installed Options; Step 15 - - Install Accessories - Carrier 48HC Installation Instructions Manual

Step 14 — Adjust Factory- -Installed Options
Smoke Detectors —
Smoke detector(s) will be connected at the Controls
Connections Board,
Shutdown". Cut jumper JMP 3 when ready to energize
unit.
EconoMi$er IV Occupancy Switch —
Refer to Fig. 86 for general EconoMi$er IV wiring.
External occupancy control is managed through a
connection on the Controls Connections Board.
If external occupancy control is desired, connect a time
clock or remotely controlled switch (closed for Occupied,
open for Unoccupied sequence) at terminals marked
OCCUPANCY. Cut jumper JMP 2 to complete the
installation.
Step 15 — Install Accessories
Available accessories include:
Curb
Thru- - base connection kit (must be installed before unit
is set on curb)
LP conversion kit
Flue discharge deflector
Copyright 2012 Carrier Corp. D 7310 W. Morris St. D Indianapolis, IN 46231
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
Fig. 86 - - EconoMi$er IV Wiring
at terminals marked "Smoke
Manual outside air damper
Two- - Position motorized outside air damper
EconoMi$er IV (with control)
EconoMi$er2 (without control/for external signal)
Power Exhaust
Differential dry- - bulb sensor (EconoMi$er IV)
Outdoor enthalpy sensor
Differential enthalpy sensor
CO sensor
2
DDC interface (PremierLink)
Louvered hail guard
Motormaster head pressure controls
Phase monitor control
Refer to separate installation instructions for information
on installing these accessories.
Pre- - Start and Start- - Up
This completes the mechanical installation of the unit.
Refer to the unit's Service Manual for detailed Pre- - Start
and Start- - Up instructions. Download the latest versions
from HVAC Partners (www.hvacpartners.com).
Edition Date: 04/12
54
—
Catalog No: 48HC ---15SI
Replaces: 48HC--- 14SI
C09302