Toyotomi UTN-18AP User Manual page 100

Note:
§
Pay attention to dust prevention and take
relevant safety measures when opening the
hole.
§
The plastic expansion particles are not provided
and should be bought locally.
Step four: Outlet pipe
1. The pipe can be led out in the direction of
right, rear right, left or rear left.
2. When select leading out the pipe from left
or right, please cut off the corresponding
hole on the bottom case.
Step fi ve: Connect the pipe of indoor unit
1. Aim the pipe joint at the corresponding
Bellmouth.
2. Pretightening the union nut with hand.
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
open-end
wrench
union nut
pipe
100
indoor
5–10°
rear right
right
left
cut off the
hole
pipe joint
union nut
Hex nut tightening
diameter torque (Ν-m)
1/4''
3/8''
1/2''
5/8''
3/4''
outdoor
Φ55/
Φ70
left rear left
right
pipe
15~20
30~40
45~55
60~65
70~75
GB