En-1
Gas pipe Reducer
I.D ø34.92 (1-3/8)
I.D ø41.28 (1-5/8)
I.D ø41.28 (1-5/8)
I.D ø41.28 (1-5/8)
I.D ø19.4 (3/4)
O.D ø22.22 (7/8)
I.D ø12.9 (1/2)
I.D ø16.1 (5/8)
I.D ø28.58 (1-1/8)
O.D ø19.05 (3/4)
I.D ø22.22 (7/8)
O.D ø34.92 (1-3/8)
I.D ø44.45 (1-3/4)
O.D ø41.28 (1-5/8)
I.D ø50.8 (2)
(2) Select the connections with the pipe diameters that match the selected pipe sizes
from the separation tubes, and cut them with a pipe cutter.
Separation tube
Field pipe
Connections
Standard cutting position:
1/2L
+3
-0
mm
NOTE:
Insert the field pipe firmly until it touches the joint pipe (Branch kit).
CAUTION
Use a pipe cutter to cut a pipe. Point the pipe downward while deburring so that cutting
chips will not enter inside the pipe.
(3) The installation direction for the branch kit is shown as follows.
To outdoor unit
To indoor unit or
separation tube
To indoor unit or
separation tube
(4) Place the separation tubes horizontally or vertically so that the refrigerant separates
evenly.
GOOD
GOOD
Horizontal
Vertical
PROHIBITED
• This manual describes the “Installation Specifications for Separation Tube Kits”. For the
“outdoor unit”, refer to the installation manual supplied with the outdoor unit, and for the
“indoor unit”, refer to the installation manual supplied with the indoor unit.
• Please read this manual thoroughly prior to installation, and perform the installation work
in accordance with the instructions.
• Before performing the installation work, thoroughly read the “Safety Precautions” in the
installation manual supplied with the outdoor unit, and work accordingly.
• After installing the unit, perform a test run to make sure the unit operates normally. Then,
explain to the customer how to operate and maintain the unit in accordance with the
operating manual (supplied with the indoor unit).
• Hand this manual, together with the operating manual, to the customer. Request the
customer to keep them on hand.
1. PARTS LIST
Liquid pipe Gas pipe
Reducer Insulation Tape
For liquid
pipe
8 pcs.
For gas
pipe
2. SELECTION PROCEDURE
For details on the selection of the separation tube kits, refer to the installation manual
supplied with the outdoor unit or the Design & Technical manual.
3. INSTALLATION PROCEDURE
(1) The following table shows the sizes of the inlet and outlet pipes of the connection
pipes.
I.D.: Inner diameter
O.D.: Outer diameter Unit: mm (in)
Liquid pipe Reducer
I.D ø22.22 (7/8)
I.D ø22.22 (7/8)
I.D ø25.4 (1)
I.D ø25.4 (1)
I.D ø15.88 (5/8)
I.D ø19.05 (3/4)
I.D ø6.35 (1/4)
I.D ø12.7 (1/2)
I.D ø9.52 (3/8)
O.D ø9.52 (3/8)
O.D ø15.88 (5/8)
PART No. 9371636306
Original instruction
MADE IN P.R.C
.
English
中 文
SEPARATION TUBE
INSTALLATION MANUAL
For authorized service personnel only.
UTP-AX792B