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37
6
• Split Sky Air • Outdoor Units
23
• Outdoor Units • R-410A • REQ-B7
6
Piping diagram
3TW26325-1
REQ71
∼
125B7 (Pair)
Indoor unit
Field piping
J
15.9 C122OT-O
Field piping
J
9.5 C122OT-O
Low pressure
switch
Heat exchanger
Filter
Stop valve
(with service port 1/4
″
flare)
Solenoid valve
Filter
Electronic expansion
valve
Filter
4-way valve
Compressor
Receiver
High pressure
switch
Service
port 5/16
″
Heat exchanger
Muffler
One way valve
One way valve
One way valve
Filter
Outdoor unit
O
Check valve
L
Flare connection
M
Screw connection
N
Flange connection
Z
Pinched pipe
P
Spinned pipe
Heating
Cooling
One way valve
One way valve
Strainer
Capillary tube
Service
port 5/16
″