Haier MRV 5 Series Troubleshooting Manual page 5

4-way valve reversing failure
Digital tube indication
on outdoor unit (Small
service PCB)
Indication on YR-E16A
Indication on
YR-E17
Indication on round panel
Indication in duct unit
2
Monday
Error Code
2011.11.03
37
20/08/2014 11:20
Current error Error code:
Return Enter
25
25
LED4 flash 3 times
LED3 flash 7 times
10:30
AM
Main