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LEGEND
OFM — Outdoor (Condenser) Fan Motor
OLR — Overload Relay
P—Plug
PL — Plug Assembly
QT — Quadruple Terminal
RS — Rollout Switch
SAT — Supply Air Temperature Sensor
TRAN — Transformer
Field Splice
Marked Wire
Terminal (Marked)
Terminal (Unmarked)
Terminal Block
C—Contactor, Compressor
CAP — Capacitor
CLO — Compressor Lockout
COMP — Compressor Motor
EQUIP — Equipment
FPT — Freeze Up Protection Thermostat
FU — Fuse
GND — Ground
HPS — High-Pressure Switch
HS — Hall-Effect Sensor
I—Ignitor
IDM — Induced-Draft Motor
IFC — Indoor Fan Contactor
IFM — Indoor Fan Motor
IGC — Integrated Gas Unit Controller
LPS — Low-Pressure Switch
LS — Limit Switch
MGV — Main Gas Valve
Splice
Splice (Marked)
Factory Wiring
Field Control Wiring
Field Power Wiring
Accessory or Optional Wiring
To indicate common potential only;
not to represent wiring.
NOTES:
1. If any of the original wire furnished must be replaced, it must
be replaced with type 90 C wire or its equivalent.
2. Three phase motors are protected under primary single
phasing conditions.
3. Use copper conductors only.
4. TRAN is wired for 230 v unit. If unit is to be run with 208 v
power supply, disconnect BLK wire from 230 v tap (ORN)
and connect to 208 v tap (RED). Insulate end of 230 v tap.
C06147
Fig. 75 --- Typical Wiring Schematic and Component Arrangement (208/230--3 --60 Shown)
48HE,HJ