8
Troubleshooting
8-1. Operation flow of outdoor unit
Is preheating of CCH completed?
Power on
Yes
Tracking completed?
Yes
Is 3 phase power OK?
Yes
Yes
Normal operation
No
E2 error(tracking error)
No
P4 error (reverse phase/
open phase error)
No
- 164 -
Preheating CCH
(For 2.5 hours)