Bryant 619R C Series Service Manual page 20

Fan speed is out of control diagnosis and solution (E3)
Error Code
Malfunction decision conditions
Supposed causes
E3
When the indoor fan speed keeps too low (300RPM) for certain time, the unit stops and
the LED displays the failure.
S
Wiring mistake
S
Fan assembly faulty
S
Fan motor faulty
S
PCB faulty
Fig. 26 – Troubleshooting
20
Fix the malfunction
causing the fan to be blocked