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6
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LEGEND
C—Contactor (12-va)
HC — Heating Control
IFM — Indoor-Fan Motor
IFR — Indoor-Fan Relay
TRANS — Transformer
Field Wiring
Factory Wiring
*The IFR and IFM are located in indoor unit on heating-cooling applications. If accessory
IFR is required for cooling-only applications, locate (IFR) in fan coil.
NOTES:
1. Refer to unit wiring label for wire colors: BRN to BLU and C to Y connections.
2. Arrangement A, B and C are for use with residential fan coils.
Fig. 5 — Typical Control Circuit Connections
Fig. 6 — Line Power Connections
LEGEND
NEC — National Electrical Code
(U.S.A. Standard)
TB — Terminal Board
— Transformer
Field Wiring
Factory Wiring