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Main base board – Carrier 00EFN900003000A User Manual

Page 16

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Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

Catalog No. 04-53300012-01

Printed in U.S.A.

Form 30XA-7SI

Pg 16 3-07A 1-07

Replaces: New

Book 2

Tab

5c

Copyright 2007 Carrier Corporation

MAIN
BASE
BOARD

EWT

EWT

LW

T

LW

T

EWT

EWT

LWT

LWT

JUNCTION
BOX
(ACCESSORY-
SUPPLIED)

5-WIRE CABLE
(ACCESSORY-SUPPLIED)

CONDUIT
(FIELD-SUPPLIED)

STRAIN RELIEF
(FIELD-SUPPLIED)

EWT

LWT

Fig. 13 — Thermistor Connections

Fig. 14 — Typical Junction Box Connections

(EWT and LWT Thermistors Shown)

LEGEND
DPT — Discharge Pressure Transducer
LWT — Leaving Water Temperature
OAT — Outdoor Air Temperature
SPT — Suction Pressure Transducer

a30-4524

a30-4508