18
MICROPROCESSOR CONTROL
11
Compressor
power
factor
Indoor unit
microprocessor
SSR61
Drive
circuit
Transistor
module
Indoor Unit
A
Indoor Unit
C
Indoor Unit
B
Gas pipe
temperature
thermistor
RT66, 67, 68
Muffler
Accumulator
Comp.
H.P.S 63H2
Discharge
temperature
thermistor
RT61
Indoor Unit
A
Evaporation
temperature
thermistor
RT63
Outdoor
fan motor
MF61
x 61
x 62
x 63
Defrost
thermistor
RT62
LEV1
LEV2
LEV3
Indoor Unit
B
Indoor Unit
C
Outdoor unit control microprocessor
Compressor
primary
current
Compressor
secondary
current
Fin temperature
thermistor RT65
R. V. coil
21S4
H.P.S 63H1
Input signal
Output signal
MXZ-24UV -
MXZ-24UV -
E2
E1
INVERTER MULTI SYSTEM CONTROL
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