Troubleshooting
9.2.3.3 Diagnosis
of
high temperature
ǃ
overload protection (Check outdoor unit
when
cooling and indoor unit
when
heating)
Indoor unit display: H4 (dual-8 display), heating indicator is off
for
3S and blinks 4 times.
Main detection point
s
:
Ɣ
I
s
the indoor and outdoor ambient temperature in normal range
?
Ɣ
I
s
the indoor and outdoor fan running normal
ly?
Ɣ
I
s
the radiating environment of indoor and outdoor unit
OK?
Ɣ
I
s
the indoor and outdoor pipe temperature sensor normal
?
Malfunction diagnosis process:
4
8127 Fahrenheit
48
Summary of Contents for CB11500430
Page 32: ...8 SORGHG 9LHZV DQG 3DUWV LVW 8 QGRRU 8QLW 29...
Page 34: ...31...
Page 36: ...8 2XWGRRU 8QLW 33...
Page 38: ...35...
Page 67: ......
