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[ III Heat source Unit Components ]
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HWE09080 GB
2. Refrigerant circuit
(1) PQHY-P72, 96, 120THMU-A, PQHY-P72, 96, 120YHMU-A
High-pressure
switch(63H1)
High-pressure
sensor(63HS1)
LEVINV
Check valve(CV5a)
4-way valve(21S4a)
Accumulator
(ACC)
Check valve(CV2a)
Compressor(COMP)
Oil separator(O/S)
Check joint (high pressure)(CJ1)
Check joint (low pressure)(CJ2)
Refrigerant service valve
(low pressure)(BV1)
Refrigerant service valve
(high pressure)(BV2)
Solenoid valve block
(SV4a, SV4b, SV4d)
Water heat exchanger
Check valve(CV11)
Check valve(CV6a)
Check valve(CV4a)
Solenoid valve(SV7b)
Transformer Box
(YHMU only)
Check valve(CV3a)
Component cooler
heat exchanger
Solenoid valve(SV1a)
Check valve(CV8)
Solenoid valve(SV7a)
Solenoid valve(SV9)
Low-pressure sensor
(63LS)
Check valve(CV7a)