Johnson Controls YVAHP072B31S, Service Manual

Page: 889 / 1796

Model
Branch Pipe for
Low Pressure Gas Line
Branch Pipe for
High/Low Pressure Gas Line
Branch Pipe for
Liquid Line
MW-NP142X2
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)
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)
ID 3/8
ID 1/4
ID 3/8
ID 3/8
ID 1/4
(To Outdoor Unit)
(To Indoor Unit)
(To Main Piping)
MW-NP282X2
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)
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)
ID 3/8
ID 1/4
ID 3/8
ID 3/8
ID 1/4
(To Outdoor Unit)
(To Indoor Unit)
(To Main Piping)
MW-NP452X2
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 3/4
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)
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)
MW-NP562X2
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 3/4
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)
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)
MW-NP692X2
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 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)
MW-NP902X2
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 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 7/8
ID 3/4
ID 5/8 ID 3/8
ID 1/2
ID 5/8
ID 3/4
ID 7/8
ID 5/8
ID 1/2
ID 3/8
ID 1/4
(To Outdoor Unit) (To Indoor Unit)
(To Main Piping)
Unit: inch, ID: Inner Diameter
Allow adequate space for elbow, angled, and irregular piping arrangements to compensate for expansion
and contraction brought on by temperature change.
4. Installation Work
4.1 Piping Connection Size
7KHHQGVRIWKHPXOWLNLWVDUH¿QLVKHGDVVKRZQLQWKHIROORZLQJ¿JXUHV&XWWKHHQGRIWKHSLSHWRFRUUHVSRQGWR
the pipe size.
6HUYLFH0DQXDO
INSTALLATION