9 | Electrical installation
Installer reference guide
113
ERGA04~08E + EHVH04+08SU18+23E
Daikin Altherma 3 R F
4P629090-1C – 2022.08
a Stranded conductor wire
b Round crimp-style terminal
▪ Use the following methods for installing wires:
Wire type Installation method
Single-core wire
a Curled single-core wire
b Screw
c Flat washer
Stranded conductor wire
with round crimp-style
terminal
a Terminal
b Screw
c Flat washer
Allowed
NOT allowed
Tightening torques
Outdoor unit:
Item Tightening torque (N•m)
M4 (X1M) 1.2~1.5
M4 (earth)
Indoor unit:
Item Tightening torque (N•m)
X1M 2.45 ±10%
X2M 0.88 ±10%
X5M 0.88 ±10%
X6M 2.45 ±10%
X10M 0.88 ±10%
M4 (earth) 1.47 ±10%