Type OT307H
A
Power supply PCB
B
Defrost heater, 230 V~ (option)
C
Four-way reversing valve
D
Fan voltage
E
Compressor
F
Electronic expansion valves
(EEV) for the refrigerant circuits
A, B, C
*
1
and D
G
Fan speed sensors
H
Additional connection (e.g. PC for
software update)
K
Wet steam temperature sensor
External units
(cont.)
45
Connection and wiring diagrams
5692
689
GB
*1
Not applicable to type OT307H.