Refrigerant Flow Diagram; Operating Range - Sanyo Big PACi 18 Series Technical Data & Service Manual

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1-5. Refrigerant Flow Diagram

Outdoor Unit: SPW-C706VH8
Accumulator
Compressor
High pressure
switch
HP
Check valve
Heat
EC
exchanger
P
Distributor
Liquid tank
Outdoor Unit: SPW-C906VH8
Accumulator
Compressor
High pressure
switch
HP
Check valve
Heat
EC
exchanger
P
Distributor

1-6. Operating Range

Temperature
Cooling
Heating
Accumulator
Solenoid
valve
4-way valve
Freeze-prevention coil
(Attached to the heat exchanger)
Solenoid
valve
M
M
Accumulator
Solenoid
valve
4-way valve
Freeze-prevention coil
(Attached to the heat exchanger)
Solenoid
valve
M
M
Indoor air intake temp.
Maximum 32°C DB / 23°C WB
Minimum 18°C DB / 14°C WB
Maximum 30°C DB / – WB
Minimum
Strainer
Gas line
service valve
(3/4")
ø25.4 (brazing)
Liquid line
service valve
ø9.52
Strainer
Strainer
Gas line
service valve
(3/4")
ø25.4 (brazing)
Liquid line
service valve
ø12.7
Strainer
Outdoor air intake temp.
–
1-92
Indoor Unit: 18, 25, 36, 70 Types
Heat
exchanger
Distributor
Strainer
Indoor Unit: 25, 48, 90 Types
Heat
exchanger
Distributor
Strainer
43°C DB
–15°C DB
15°C WB
–20°C WB
Cooling cycle
Heating cycle