HMF R22 Series 34 Version
- 1
Auto fan action:
When T1-Ts>2
℃
, the indoor fan will run at low speed.
When T1-Ts
≤0
℃
, the indoor fan will run at medium speed.
8.4.3.4 Defrosting mode
：
For AWSI-HMF009-H61,
AWSI-HMF012-H61,AWSI-HMF018-H61:
Condition of defrosting:
1
、
AC will enter the defrosting mode if all of the following items(1.1,1.2,1.3 or 1.1, 1.2, 1.4) are
satisfied.
ΔT′=ΔT, if the indoor fan=low speed.
ΔT′=ΔT+3, if the indoor fan=medium speed.
ΔT′=ΔT+5, if the indoor fan=high speed.
ΔT′max is the maximum value of ΔT′.
When fan speed changes( including anti-cold wind function), AC will detect
ΔT after two minutes.
1.1 AC meets A1 or A2.
A1: The cumulative compressor running time is between 45~120 minutes. Meanwhile the value of
ΔT meets the below table.
℃
ΔT
High speed
＜
TH
DEFROST
Medium speed
＜
TM
DEFROST
Low speed
＜
TL
DEFROST
A2: The cumulative compressor running time is over 120 minutes. Meanwhile the value of ΔT
meets the below table.
℃
ΔT
High speed
＜
TH
DEFROST
+2
Medium speed
＜
TM
DEFROST
+2
Low speed
＜
TL
DEFROST
+2
