Installation manual
1
BHF1357
Outdoor unit multi connection piping kit
4PW38477-1
This kit includes the following parts
Table 1
Field supply parts
Table 2
BHFQ23P907
BHFQ23P1357
Outdoor unit multi connection piping kit
Installation manual
IMPROPER INSTALLATION OR ATTACHMENT OF EQUIPMENT OR ACCESSORIES COULD RESULT IN ELECTRIC SHOCK, SHORT-
CIRCUIT, LEAKS, FIRE OR OTHER DAMAGE TO THE EQUIPMENT. BE SURE ONLY TO USE ACCESSORIES MADE BY DAIKIN WHICH
ARE SPECIFICALLY DESIGNED FOR USE WITH THE EQUIPMENT AND HAVE THEM INSTALLED BY A PROFESSIONAL.
IF UNSURE OF INSTALLATION PROCEDURES OR USE, ALWAYS CONTACT YOUR DAIKIN DEALER FOR ADVICE AND
INFORMATION.
Shape
Kit
name
Suction gas
joint
HP/LP gas
joint
Liquid
joint
Equalizer
joint
Suction gas reducer
HP/LP gas reducer
Liquid
reducer
Insulation
Gas
(a)
Liquid
—
1x
1x
1x
1x
1x
1x
1x
1x
1x
2x
1x
1x
1x
1x
2x
1x
1x
2x
2x
1x
1x
1x
1x
1x
3x
1x
2x
4x
2x
(a) For both suction gas pipes and HP/LP gas pipes
BHFQ23P907
ID Ø31.8
ID Ø28.6
ID Ø28.6
ID Ø25.4
ID Ø19.1
ID Ø22.2
ID Ø25.4
ID Ø25.4
ID Ø28.6
ID Ø22.2
ID Ø28.6
ID Ø25.4
ID Ø19.1
ID Ø22.2
ID Ø25.4
ID Ø22.2
ID Ø19.1
ID Ø12.7
ID Ø9.5
ID Ø15.9
ID Ø15.9
ID Ø19.1
ID Ø22.2
ID Ø25.4
OD Ø25.4
ID Ø28.6
(1)
ID Ø19.1
ID Ø22.2
ID Ø25.4
OD Ø25.4
ID Ø28.6
(2)
ID Ø34.9
OD Ø31.8
(3)
ID Ø25.4
OD Ø25.4
(1)
ID Ø19.1
ID Ø22.2
OD Ø25.4
(2)
ID Ø9.5
ID Ø12.7
OD Ø15.9
(1)
BHFQ23P1357
ID Ø38.1
ID Ø31.8
ID Ø28.6
ID Ø31.8
ID Ø25.4
(1)
ID Ø31.8
ID Ø28.6
ID Ø28.6
ID Ø25.4
ID Ø19.1
ID Ø22.2
ID Ø25.4
(1)
ID Ø22.2
ID Ø19.1
ID Ø15.9
ID Ø19.1
ID Ø15.9
(1)
ID Ø19.1
ID Ø22.2
ID Ø25.4
OD Ø25.4
ID Ø28.6
(1)
ID Ø28.6
ID Ø31.8
OD Ø31.8
(2)
ID Ø19.1
ID Ø22.2
ID Ø25.4
OD Ø25.4
ID Ø28.6
(3)
ID Ø25.4
OD Ø25.4
(1)
ID Ø19.1
ID Ø22.2
OD Ø25.4
(2)
ID Ø9.5
ID Ø12.7
OD Ø15.9
(1)
ID Ø31.8
ID Ø28.6
ID Ø28.6
ID Ø25.4
ID Ø19.1
ID Ø22.2
ID Ø25.4
(2)
ID Ø25.4
ID Ø28.6
ID Ø22.2
ID Ø28.6
ID Ø25.4
ID Ø19.1
ID Ø22.2
ID Ø25.4
(2)
ID Ø19.1
ID Ø15.9
ID Ø12.7
ID Ø9.5
ID Ø15.9
(2)
ID Ø41.3
OD Ø38.1
(4)
ID Ø34.9
OD Ø31.8
(5)
ID Ø22
ID Ø26
OD Ø26
ID Ø28
(3)
NOTE
■
Do not throw away any of the accessories until installation is completed.
■
Be sure to read this manual before installation and follow the instructions carefully when performing installation.
■
For installation of the outdoor units, refer to the installation manual of the outdoor unit.
■
The installation of refrigerant pipes between outdoor and indoor units needs to be arranged by refnet joints and refnet
headers, and is to be purchased separately.
■
For combination of outdoor units follow Engineering Data.
Parts
Quantity
Selection procedure
907
1357
Insulation for pipes
1 set
See
cutting position of the joint" on
page 3
Connection pipes
Joint
(angle
of 90°)
Suction gas pipes
1x
1x
The joint size must be the same as
the gas pipe size of the outermost
outdoor unit. Refer to “Pipe size
selection and cutting position of the
joint” on
HP/LP gas pipes
2x
2x
Equalizer pipes
4x
5x
Tape
1 set
For insulation.
Parts
Quantity
Selection procedure
907
1357
