INSTALLING THE SENSOR
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Installing the refrigerant pressure sensor
Installing the sensor between the indoor unit and the separation tube (or outdoor unit).
Sensor
Indoor unit
Separation tube
Indoor unit
Indoor units installed same floor
Install the refrigerant
pressure sensor
so that the connecting
part is directed
downward.
The lowest indoor unit
from the outdoor unit
Joint pipe
(accessories)
10 m (32 ft) or less
Gas pipe (locally purchased)
Liquid pipe (locally purchased)
Tee pipe
(locally
purchased)
Refrigerant
pressure sensor
(accessories)
45° or
less
45° or
less
Prohibited
You can use a ball valve with access port.
In this case the joint pipe is not used.
Tighten the refrigerant pressure sensor with a torque wrench and a holding wrench.
Joint pipe
(accessories)
Torque wrench
Holding wrench
Refrigerant
pressure sensor
(accessories)
Tightening torque
11 ±1.1 lbf·ft
(15 ±1.5 N·m)
- (05 - 107) -
CONTROL
SYSTEM
CONTROL
SYSTEM
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