Bryant Preferred T6-PRH01-B Installation Instructions Manual page 22

Fig. 14 - - Cover on Equipment Control Module
14. Turn on power to equipment. On power up, all display segments will light
for 5 sec. For the next 5 sec a 2- - digit code appears on large display which
identifies Thermidistat Control configuration. Refer to Option 33.
a. AC — 1- - stage air conditioner
b. HP — 1- - stage heat pump
c. A2 — 2- - stage air conditioner
d. H2 — 2- - stage heat pump
e. hh — Hybrid Heat system with 1- - stage heat pump
f. h2 — Hybrid Heat system with 2- - stage heat pump
g. H — heating only system
h. C — cooling only system
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