17 typical wiring diagram legend, Figure 17 - typical wiring diagram legend – Johnson Controls 341426-BIM-A-0108 User Manual

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Subject to change without notice. Printed in U.S.A.

341426-BIM-A-0108

Copyright © 2008 by Johnson Controls, Inc. All rights reserved.

Supersedes: 284590-BIM-B-0807

Johnson Controls Unitary Products

5005 York Drive

Norman, OK 73069

FIGURE 17 - TYPICAL WIRING DIAGRAM LEGEND

LEGEND

ALS

AUXILARY LIMIT SWITCH

ASCT

ANTI-SHORT CYCLE TIMER (OPTIONAL)

BR

BLOWER RELAY

CB

CIRCUIT BREAKER

CCH

CRANK CASE HEATER (OPTIONAL)

COMPR

COMPRESSOR

DM

DRAFT MOTOR

FCB

FAN CONTROL BOARD

GND

GROUND

FS

FREEZE STAT SWITCH (OPTIONAL)

HP

HIGH PRESSURE SWITCH OPENS @ 380 PSIG

IDFAN

INDOOR FAN MOTOR

LP

LOW PRESSURE SWITCH OPENS @ 7 PSIG

LS

LIMIT SWITCH

LR

LOCK OUT RELAY (OPTIONAL)

M1

CONTACTOR, COMPR. AND OD FAN

ODFAN

OUTDOOR FAN MOTOR

PS

PRESSURE SWITCH

RC1 / RC2

COMPRESSOR START & OUTDOOR FAN RUN CAPACITOR

RS

ROLLOUT SWITCH

TB4

TERMINAL BLOCK

T1

TRANSFORMER, 24V, 230V

T2

TRANSFORMER, 460V / 575V

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