48
GB
3. Pretighten the union nut with hand.
4. Tighten the union nut with torque wrench by referring to the sheet below.
Hex nut diameter
Tightening torque(N . m)
1/4''
15~20
3/8''
30~40
1/2''
45~55
5/8''
60~65
3/4''
70~75
Step 5: Connect outdoor electric wire
1.
Remove the wire clip; connect the power connection wire and signal control
wire (only for cooling and heating unit) to the wiring terminal according to
the colour,
fi
x them with screws.
pipe joint
union nut
N(1)
N
L
yellow-
green
Indoor unit connection
POWER
yellow-
green
blue
blue brown
(black)
black
brown
2 L(3)
Summary of Contents for CTG-228BRM
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Page 123: ...123 GR 123 Σημειώσεις Notes ...