Outline Of Heating Operation - Mitsubishi Heavy Industries SRK63ZR-WF Technical Manual

(b) Sleep timer operation
(c) OFF timer operation

(15) Outline of heating operation

(a) Operation of major functional components in heating mode
Compressor
Indoor fan motor
Outdoor fan motor
4-way valve
(b) Details of control at each operation mode (pattern)
(i)
Fuzzy operation
Fan speed
AUTO
HI
MED
LO
ULO
defrost operation,
(ii) Hot keep operation
(c) Defrost operation
(i)
1)
2)
However, if the fan speed setting is HI and room temperature is 19
3)
4)
(TH2-TH1)
−
0
-5
-10
-15
-20
-20
5)
(ii)
1)
Thermostat ON
ON
ON
ON
ON
Model
SRK63ZR-WF
12-120rps
12-120rps
12-120rps
12-94rps
12-54rps
35
35
−2
≧
≦
＜ −
Defrost operation
start
-15 -10 -5 0
Outdoor air temperature (℃)
−
Heating
Thermostat OFF
OFF
ON(HOT KEEP)
OFF
(few minutes ON)
ON
SRK71ZR-WF SRK80ZR-WF
20-116rps 20-120rps
20-116rps 20-120rps
20-116rps 20-120rps
20-78rps 20-86rps
20-46rps 20-52rps
or higher, this control is not executed.
−
−2
＜
4
−
5 10
1) 2)
43
- -
(model SRK63 : 10
'22 • SRK-T-362
Failure
OFF
OFF
OFF
OFF
(3 minutes ON)
fan motor
satisfied
−
satisfied