Panasonic CS-MRE7MKE - Cu-2 Re18 Mbe

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11.2. CU-2RE18MBE
11.2.1. Check Points
11.2.2. The Shapes of the 3-Way Valve Caps of the Outdoor Unit Have Been Changed
• Accompanying the changes in the shapes of the 3-way valve caps, the tightening method has also been changed.
• Firmly tighten the 3-way valve caps by hand, and then tighten them up by another 30 degrees or so (one-twelfth of a full turn)
using a spanner or adjustable spanner.