Header - Fujitsu AJ 126LELDH Series Design & Technical Manual

3-4. Header

Total cooling capacity of indoor
units (kW)
28.0 or less
28.1 to 56.0
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
2. Use a pipe cutter to cut at the location that matches the piping size or use expanders as neces-
sary.
3. Attach a plugging pipe provided if there is no piping connected at the Headers.
4. Connecting pipe locally purchased from outdoor unit, cut the pipe end to connect the pipe and
close the opposite end.
3-4. Header
3 to 6 Branches
UTR-H0906L
UTR-H1806L
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.
Joint pipe
Expander
Liquid pipe
- (06-46) -
Liquid pipe
Outdoor You can connect the indoor
unit side unit to any branch.
Field pipe
Connection pipes
Closed pipes
Cut 25 mm
Field piping
Pipe cutter
3 to 8 Branches
UTR-H0908L
UTR-H1808L
Always have at least one
indoor unit connected to
the port furthest (opposite)
the outdoor unit side.
Cut in the center of
the connections
3. Piping connection