How To Install The Indoor Unit; 4-Way Cassette Type (Type U2); Preparation For Suspending; Suspending The Indoor Unit - Panasonic S-22MU2E5A Einbauanleitung

3. HOW TO INSTALL THE INDOOR UNIT

■ 4-Way Cassette Type (Type U2)

3-1. Preparation for Suspending

This unit uses a drain pump. Use a carpenter's level to check
that the unit is level.

3-2. Suspending the Indoor Unit

(1) Fix the suspension bolts securely in the ceiling using
the method shown in the diagrams, by attaching them
to the ceiling support structure, or by any other method
that ensures that the unit will be securely and safely
suspended.
Hole-in-anchor
Hole-in-plug
Suspension bolt
(M10 or 3/8")
(field supply)
(3) Determine the pitch of the suspension bolts using the supplied full-scale installation diagram (printed on container box).
The diagram show the relationship between the positions of the suspension fitting, unit, and panel.
Use the nut (field supply) and washer (supplied) for upper and lower position of the suspension lug.
Drain outlet (other side)
(VP25)
Suspension lug
* The overlapping portion between the ceiling and panel for cassette should be kept over 20 mm.
Concrete
Insert
Refrigerant tubing joint (liquid side)
340 mm
* Over 20 mm
Note: For DC Fan Tap Change Procedure for 4-Way
Cassette, see page 22.
(2) Follow the diagram to make the holes in the ceiling.
Indoor Unit
View from top
B: 860 ~ 910 mm
Refrigerant tubing joint (gas side)
840 mm
272 mm
* Over 20 mm
950 mm
8
A: 780 mm
A: (suspension bolt pitch)
B: (ceiling opening dimension)
50 mm