Toyotomi CTN/CTG-328W User Manual page 39

3. Adjust the torque force by referring to the following sheet. Place the open-
end wrench on the pipe joint and place the torque wrench on the union nut.
Tighten the union nut with torque wrench.
torque wrench
indoor pipe
4. Wrap the indoor pipe and joint of
connection pipe with insulating pipe,
and then wrap it with tape.
Step 6: Install drain hose
1. Connect the drain hose to the outlet pipe
of indoor unit.
2. Bind the joint with tape.
open-end
wrench
diameter
union nut
pipe
39
Hex nut Tightening
torque (N.m)
1/4''
3/8''
1/2''
5/8''
3/4''
outlet
pipe
drain hose
outlet pipe
tape
15~20
30~40
45~55
60~65
70~75
insulating pipe
drain hose
GB