Johnson Controls HIDH018B21S, Engineering Manual

Page: 310 / 668

OPTIONAL PARTS
5-32
TC-15001-rev.3
5.7.3 Multi-Kit (Line Branch) for Heat Pump System (2-Pipes Connection)
MW-NP282A2, MW-NP452A2, MW-NP692A2 and MW-NP902A2
5.7.3.1 Piping Connection Size
7KHHQGVRIWKHPXOWLNLWVDUH¿QLVKHGDVVKRZQLQWKHIROORZLQJ¿JXUHV&XWWKHHQGRIWKHSLSH
to meet with the pipe size.
Model
Branch Pipe for
High/Low Pressure Gas Line
Branch Pipe for
Liquid Line
Reducer for
High/Low Pressure
Gas Line
Reducer for
Liquid Line
MW-
NP282A2
ID 3/4
ID 1/2
ID 3/4
ID 7/8
ID 7/8
ID 5/8
ID 1/2
ID 5/8
ID 5/8
ID 3/4
(To Outdoor Unit)
(To Indoor Unit)
(To Main Piping)
(To Outdoor Unit)
(To Indoor Unit)
(To Main Piping)
ID 1/4
ID 3/8
ID 1/4
ID 3/8
ID 3/8
ID 3/8
OD 1/4
MW-
NP452A2
ID 1/2
ID 5/8
ID 1-1/8
ID 1-1/8
ID 1
ID 3/4
ID 7/8
ID 7/8
(To Outdoor Unit)
(To Indoor Unit)
(To Main Piping)
ID 1/2
ID 1/4
ID 3/8
ID 3/8
ID 1/2
ID 1/2
(To Outdoor Unit)
(To Indoor Unit)
(To Main Piping)
OD 1-1/8
ID 1
ID 5/8
ID 7/8
ID 3/4
ID 1/2
ID 3/8
OD 1/4
ID 5/8
OD 1/2
MW-
NP692A2
ID 1/2
ID 5/8
ID 1-1/8
ID 1-1/8
ID 1
ID 3/4
ID 7/8
ID 7/8
(To Outdoor Unit)
(To Indoor Unit)
(To Main Piping)
ID 3/8
ID 3/4
ID 5/8
ID 1/2
ID 3/8
ID 1/2
ID 5/8
ID 5/8
ID 7/8
ID 1/4
(To Outdoor Unit)
(To Indoor Unit)
(To Main Piping) OD 1-1/8
ID 1
ID 5/8
ID 7/8
ID 3/4
ID 1/2
ID 3/8
OD 1/4
ID 1-1/8
OD 7/8
ID 1-3/8
OD 1-1/8
MW-
NP902A2
ID 1-1/2
ID 1-1/8
ID 1-1/4
ID 1-1/2
ID 1-3/8 ID 1-1/4
(To Outdoor Unit)
(To Indoor Unit)
(To Main Piping)
ID 7/8
ID 7/8
ID 5/8
ID 1/2
ID 3/8
ID 3/4
ID 5/8
ID 3/4
ID 5/8
ID 1/2
ID 3/8
ID 1/4
(To Outdoor Unit)
(To Indoor Unit)
(To Main Piping)
ID 7/8
ID 1
ID 1-1/8
OD 1-1/4
ID 3/8
OD 1/4
OD 1-1/8
ID 1
ID 5/8
ID 7/8
ID 3/4
ID 1/2
ID 3/4
OD 5/8
ID 1-3/8
OD 1-1/8
ID 1-3/8
OD 1-1/4
ID 1-5/8
OD 1-1/2
(Qty.: 2)
(Qty.: 2)
(Qty.: 2)
(Qty.: 2)
Unit: inch, ID: Inner Diameter, OD: Outer Diameter
NOTE:
Refer to the “Installation Manual for Multi-Kit” for more details.