Panasonic CS-MRE7PKE, Service Manual

Page: 34 / 110

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12.3 Outdoor Unit
12.3.1 Install the Outdoor Unit
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After selecting the best location, start installation
according to Indoor/Outdoor Unit Installation
Diagram.
1 Fix the unit on concrete or rigid frame firmly
and horizontally by bolt nut (ø10 mm).
2 When installing at roof, please consider strong
wind and earthquake. Please fasten the
installation stand firmly with bolt or nails.
Model A B C D
2RE15***, 2RE18*** 540 mm 160 mm 18.5 mm 330 mm
12.3.2 Connect the Piping
Connecting the Piping to Indoor
Please make flare after inserting flare nut (locate at
joint portion, of tube assembly) onto the copper pipe.
(In case of using long piping)
Connect the piping
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Align the center of piping and sufficiently tighten
the flare nut with fingers.
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Further tighten the flare nut with torque wrench in
specified torque as stated in the table.
Connecting the Piping to Outdoor Multi
Decide piping length and then cut by using pipe cutter.
Remove burrs from cut edge.
Make flare after inserting the flare nut (locate at valve)
onto the copper pipe.
Align center of piping to valve and then tighten with
torque wrench to the specified torque as stated in the
table.
Do not overtighten, overtightening may cause gas leakage.
Piping Size Torque
6.35 mm (1/4”) [18 N•m (1.8 kgf.m)]
9.52 mm (3/8”) [42 N•m (4.3 kgf.m)]
12.7 mm (1/2”) [55 N•m (5.6 kgf.m)]
15.88 mm (5/8”) [65 N•m (6.6 kgf.m)]
19.05 mm (3/4”) [100 N•m (10.2 kgf.m)]