3-3. Header
Total cooling capacity of indoor
units (x) (Btu/h)
3 to 6 Branches
3 to 8 Branches
x < 96,500
UTR-H0906L
UTR-H0908L
96,500 ≤ x
UTR-H1806L
UTR-H1808L
NOTE:
When separate into 2 branches, use a Separation tube instead.
¢
Installation
1.
Connecting the connection pipes from the indoor units.
Gas pipe
Outdoor
unit side
Liquid pipe
Always have at least one
indoor unit connected to
the port furthest (opposite)
the outdoor unit side.
You can connect the indoor
unit to any branch.
Outdoor
unit side
You can connect the indoor
unit to any branch.
Always have at least one
indoor unit connected to
the port furthest (opposite)
the outdoor unit side.
2.
Use a pipe cutter to cut at the location that matches the piping size or use expanders as neces-
sary.
Joint pipe
Co
nne
ctio
ns
Field pipe
Expander
Cut in the center of
the connections
3.
Attach a plugging pipe provided if there is no piping connected at the Headers.
Connection pipes
Closed pipes
4.
Connecting pipe locally purchased from outdoor unit, cut the pipe end to connect the pipe and
close the opposite end.
Liquid pipe
Cut 1 in (25 mm)
Field piping
Pipe cutter
3-3. Header
- (06-45) -
3. Piping connection
SYSTEM
DESIGN
SYSTEM
DESIGN
Summary of Contents for AIRSTAGE J-IIIL
Page 1: ...DESIGN TECHNICAL MANUAL ...
Page 3: ...1 GENERAL INFORMATION 2019 11 01 DV_CH01_J3LU061EF_02 ...
Page 20: ...2 5 Others 01 16 2 Optional parts GENERAL INFORMATION GENERAL INFORMATION ...
Page 21: ...2 MODEL SELECTION 2019 11 01 DV_CH02_J3LU061EF_02 ...
Page 94: ...5 1 Stand alone 02 72 5 Heating capacity table Outdoor unit MODEL SELECTION MODEL SELECTION ...
Page 95: ...3 OUTDOOR UNITS 2019 03 07 DV_CH03_J3LU061EF_01 ...
Page 120: ...11 1 Stand alone 03 24 11 Accessories OUTDOOR UNITS OUTDOOR UNITS ...
Page 121: ...4 INDOOR UNITS 2019 11 01 DV_CH04_J3LU061EF_02 ...
Page 337: ...5 CONTROL SYSTEM 2019 11 01 DV_CH05_VR2E018EF_04 ...
Page 521: ...6 SYSTEM DESIGN 2019 11 01 DV_CH06_J3LU061EF_02 ...
Page 599: ...7 FUNCTION SETTINGS 2019 11 01 DV_CH07_J3LU061EF_02 ...
Page 753: ...8 EXTERNAL INPUT AND OUTPUT 2019 11 01 DV_CH08_J3LU061EF_02 ...
Page 831: ...9 NOTES 2019 11 01 DV_CH09_J3LU061EF_04 ...
Page 850: ...4 2 Wiring connection 09 18 4 About connection between series NOTES NOTES ...
Page 851: ...10 OPTIONAL PARTS 2019 11 01 DV_CH10_VR2E018EF_05 ...