Hitachi RAD-18NH7A Service Manual page 35

Air conditioner
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MODEL
RAD-18NH7A, RAD-25NH7A, RAD-35NH7A, RAD-50NH7A
RAC-25NH5, RAC-35NH5, RAC-50NH5
Wired remote control
Wired remote control
receiver circuit
Room temperature thermistor
Heat exchanger thermistor
Static pressure select switch
Drain pump test switch
Temporary switch
Initial setting circuit
Reset circuit
H-link
Wireless remote
Wireless remote control
receiver circuit
control
Option parts
Micro computer clock
circuit
L
N
Outdoor
unit
Terminal
board
Buzzer circuit
Operation
Indicating lamp
Timer
Stepping motor
Drain pump motor
Indoor/Outdoor interface circuit
DC fan motor drive circuit
Indoor fan motor
SPM2
Trip signal
synthesis circuit
Electric
Expansion
Electric Expansion valve
drive circuit
– 37 –
valve

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