Panasonic Urban Multi MX1 Series Manual page 85

PACD011001G2 / PACD011004G3
8.2.2 Types of Refrigerant Piping
1. Match piping size to the connecting pipe of the outdoor unit when rigging a line between the outdoor unit
2. Match piping size to the connecting pipe of the indoor unit when rigging a line between the Line branch
3. Header branch pipes and joint size vary with model. For details, refer to system reference materials.
Line and Header branch pipes
1. Line branch pipes
Urban Multi Inverter "MX1" Series
Outdoor unit Total capacity of indoor units
CU-5 Less than 100
Less than 100
100 or more
CU-8·10
Less than 160
160 or more
and Line branch pipes.
pipes and indoor unit.
(Gas line and liquird line branch pipe)
If the selected building pipe differs form the branch pipe in size, cut the conneciton with a pipe cutter as
shown below.
Install the branch pipe either vertically or horizontally.
Insulate the branch pipe as described in the kit installation manual.
Appendix (Check Points in Installing UM Series)
Gas pipe size Liquid pipe size
φ15.9 φ9.5
φ15.9 φ9.5
φ19.1 φ9.5
φ25.4 φ12.7
Addition required for small
capacity connection
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