Carrier Performance 38QRR - TROUBLESHOOTING (CONT.); NO COOLING OR INSUFFICIENT COOLING

10
TROUBLESHOOTING (CONT.)
LEGEND
NOTE: For systems with indoor units equipped with microprocessor
control, see se
p
arate controls, service, and troubleshootin
g
manual.
NC — Normally Closed
ODT — Outdoor Thermostat
A07436
Fig. 11 --- Troubleshooting the Heating Cycle
Copyright 2009 Carrier Corp. S 7310 W. Morris St. S Indianapolis, IN 46231
Manufacturer reser ves the right to change, at any time, specifications and designs without notic e and without obligations.
Catalog No: 38QRR---5SI
Replaces: 38QR---4SI
Printed in U.S.A. Edition Date: 01/09
38QRR