Typical control wiring schematic,

48SS018-060; 208/230-1-60

 

 

LEGEND

 

 

AWG

Ð American Wire Gage

OFM

Ð Outdoor-Fan Motor

BR

Ð Blower Relay

PWR

Ð Power

C

Ð Contactor

QT

Ð Quadruple Terminal

CAP

Ð Capacitor

RS

Ð Rollout Switch

CH

Ð

Crankcase Heater

TRAN Ð Transformer

COMP

Ð Compressor Motor

 

Field Splice

CR

Ð Combustion Relay

 

EQUIP

Ð

Equipment

 

Terminal (Marked)

FL

Ð

Fuse Link

 

FS

Ð

Flame Sensor

 

Terminal (Unmarked)

FU

Ð

Fuse

 

 

 

GND

Ð Ground

 

Splice

GVR

Ð Gas Valve Relay

 

Splice (Marked)

HS

Ð Hall Effect Sensor

 

HV TRAN

Ð

High-Voltage Transformer

 

Factory Wiring

I

Ð

Ignitor

 

 

Field Control Wiring

IDM

Ð

Induced-Draft Motor

 

IFM

Ð

Indoor-Fan Motor

 

Field Power Wiring

IGC

Ð

Integrated Gas Control

 

 

 

IP

Ð

Internal Protector

 

Accessory or Optional Wiring

LS

Ð

Limit Switch

 

To Indicate Common Potential

MGV

Ð Main Gas Valve

 

 

Only, Not to Represent Wiring

NEC

Ð

National Electrical Code

 

 

 

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.Use copper conductors only.

21

Page 21
Image 21
Carrier 48SS manual Typical control wiring schematic