3. Dimensions
Ceiling Cassette 1-Way _ 7
Indoor Units
CHASSIS CODE: TT
Ceiling Cassette 1-way
ARNU18GTT*4
ARNU24GTT*4
Name
  1  Liquid pipe connection 
Unit size(18k):ø6.35, (24k):ø9.52
  2  Gas pipe connection 
Unit size(18k):ø12.7, (24k):ø15.88
 3  Air suction grill 
 4  Air discharge grill 
Number Descripition
Note
1. Unit should be installed in compliance with the installation manual 
    in the product box.
2. Unit shall be grounded in accordance with the local regulations or 
    applicable national codes.
(unit : mm)
(Panel Name: PT-UTD)
109.5
44
132
15.2
Ø14
57
34
500
46.5
20.6
65.3
180.6
247.5
31.7
57.4
173.8
97.1
91
1420
450
335
96.5
22.3
65.11180
1332
3
2
4
1