At 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.
Connecting The Piping To Indoor Unit
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
•
Align the center of piping and sufficiently tighten the
flare nut with fingers.
•
Further tighten the flare nut with torque wrench in
specified torque as stated in the table.
Connecting The Piping To Outdoor Unit
1. Align the center of the pipings and sufficiently tighten
the flare nut with fingers.
2. Finally, tighten the flare nut with torque wrench until the
wrench clicks.
•
When tightening the flare nut with torque wrench,
ensure the direction for tightening follows the arrow
on the wrench.
Piping size Torque
Liquid Side 1/4” 18 N.m
Gas Side 1/2” 55 N.m
11.3. Outdoor Unit
11.3.1. SELECT THE BEST LOCATION
(Refer to “Select the best location” section)
11.3.2. INSTALL THE OUTDOOR UNIT
11.3.3. CONNECTING THE PIPING
58
CS-E15DTEW CU-E15DBE / CS-E18DTEW CU-E18DBE / CS-E21DTES CU-E21DBE
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