Block Diagram - Hitachi RAF-50RPA Service Manual

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BLOCK DIAGRAM

M
O
D
E
L
R
A
F
5 -
0
R
P
A
/
R
A
C
5 -
0
F
P
A
Wireless receive
Wireless remote
circuit
control
Heat exchanger
thermistor
Room temperature
thermistor
Temporary switch
Initial setting circuit
Reset circuit
INDOOR UNIT
Buzzer circuit
Filter.
Indicating lamp
Operation.
Timer.
M
Auto sweep motor 1
Indoor / Outdoor
interface circuit
DC fan motor drive
circuit
FM
Indoor DC fan motor
Microcomputer clock
circuit
-
220
230V
L(A)
N(B)
C
C
D
D
35

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