Carrier 38QRF018 - Page 15

15
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. 12 -- Troubleshooting the Heating Cycle