To Connect The Refrigerant Piping To The Outdoor Unit - Daikin Altherma 3 R F Installer's Reference Manual

To handle the stem cap
To handle the service cap

8.2.8 To connect the refrigerant piping to the outdoor unit

ERGA04~08EA + EHVH04+08SU18+23EA
Daikin Altherma 3 R F
4P629090-1A – 2021.11
Counterclockwise to open
Clockwise to close
3 When the stop valve CANNOT be turned any further, stop turning.
4 Install the stop valve cover.
Result: The valve is now open/closed.
▪ The stem cap is sealed where indicated with the arrow. Do NOT damage it.
▪ After handling the stop valve, tighten the stem cap, and check for refrigerant
leaks.
Item
Stem cap, liquid side
Stem cap, gas side
▪ ALWAYS use a charge hose equipped with a valve depressor pin, since the service
port is a Schrader type valve.
▪ After handling the service port, tighten the service port cap, and check for
refrigerant leaks.
Item
Service port cap
▪ Piping length. Keep field piping as short as possible.
▪ Piping protection. Protect the field piping against physical damage.
1 Connect the liquid refrigerant connection from the indoor unit to the liquid
stop valve of the outdoor unit.
8 Piping installation
|
Tightening torque (N∙m)
13.5~16.5
22.5~27.5
Tightening torque (N∙m)
11.5~13.9
1×
2
1
Installer reference guide
91