Carrier 48KLA - Page 13

C — Contactor
Cap. — Capacitor
Comp — Compressor
GV — Gas Valve
IFM — Indoor Fan Motor
IFMC — Indoor Fan Motor Capacitor
IFR — Indoor Fan Relay (Cooling)
IFSS — Indoor Fan Safety Switch
LS — Limit Switch
OFM — Outdoor Fan Motor
P — Pilot (Safety, Flame Sensing)
PI — Pilot Igniter
QT — Quadruple Terminal
ST — Start Thermistor
TDR — Time-Delay Relay (Adjustable) (Heating)
Tran — Transformer
Wire Sleeve
Component Connection (Unmarked)
Component Connection (Marked)
Field Wiring
Field Ground Wiring
Field Power Wiring
Field Splice
Junction
Junction (Thermostat to Subbase)
Alternate Start Thermistor Wiring
NOTES:
1 Use copper conductors only
2 Compressor and fan motors thermally protected
3 Transformer pigtails: red 208 v; orange 230 v;
insulate unused lead
4 Neutral for 240/41 6-v system for Canada only
5 If any of the original wire furnished must be
replaced, it should be replaced with wire of the
same type or its equivalent
6 Fan motor pigtails; red low, black high, insulate
unused lead
Fig. 10 — Typical Wiring Diagram (48KHA030310 shown)
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