Bryant GAS-FIRED INDUCED-COMBUSTION FURNACE 393AAV - Manual (Page 8)

g. If LED status indicates proper operation, RELEASE
BLOWER ACCESS DOOR SWITCH, replace blower
access door, and replace control access door.
E. Troubleshooting
Refer to the service label. (See Fig. 8.) Pages 9 and 10 contain a
troubleshooting guide. This guide can be a useful tool in isolating
furnace operation problems. Beginning with the word "Start,"
answer each question and follow the appropriate arrow to the next
item.
The guide will help to identify the problem or failed component.
After replacing any component, verify correct operation sequence.
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