Gree GWH18YD-K6DNA2A Service Manual page 48

Service Manual
Complete unit
current
detection
malfunction
Installation and Maintenance
Off 3s
and blink
U5
13 times
Off 3s
and blink
once
(during
blinking,
ON 10s
and Off
05s)
Defrosting will occur in
heating mode.Compressor
will operate while indoor It's the normal state
fan will stop.
45