Toshiba CARRIER RAV-SP420CT-UL - Manual (Page 10)

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Under Ceiling Type
Installation Manual
Toshiba
Using attached installation pattern
Using the pattern, positioning of the hanging bolt and
pipe hole can be performed.
* As an error to some degree may generate on the
pattern size due to temperature and humidity, be
sure to confirm the size.
„ Installation of hanging bolts
Use 3/8” (M10) hanging bolts (4 pcs, to be local
procure).
Matching to the existing structure, set pitch according
to size in the unit external view as shown below.
„ Draw-out direction of pipe/
wire
• Decide installation place of the unit and draw-out
direction of pipe and wire.
„ Pipe knockout hole
• Piping from rear side
* Cut off the groove section with a plastic cutter, etc.
• Piping from right side
* Cut off the groove section with a metal saw or
plastic cutter, etc.
• Piping from left side
Taking pipe from left side is applied only to the
drain pipe.
The refrigerant pipe cannot be taken out from the
left side.
* Cut off the groove section with a metal saw or
plastic cutter, etc.
• Piping from upper side
Taking pipe from upper side is applied only to
the refrigerant pipe.
When taking out the drain pipe from the upper
side, use a drain up kit sold separately.
Open the upper pipe draw-out port (Knockout hole)
shown in the external view.
(Knockout hole of thin plate)
After piping, cut off the attached thermal insulator of
the top plate to pipe shape, and then seal the
knockout hole.
New concrete slab
Install the bolts with insert brackets or anchor bolts.
Steel flame structure
Use existing angles or install new support angles.
Existing concrete slab
Use a hole-in anchors, hole-in plugs, or a hole-in bolts.
Ceiling surface
Wall face
Installation pattern
Rubber
Anchor bolt
(Blade type
bracket)
(Slide type
bracket)
(Pipe hanging
anchor bolt)
Hanging bolt
Hanging bolt Support angle
100
Rear cover
Opened when
refrigerant pipe is
taken out from the
rear side
Grooves
Opened when only drain pipe is
taken out from the rear side
Groove
Side panel (Right side)
Groove
Side panel (Left side)
9-EN
+00EH99864801_00Ta.book Page 9 Tuesday, November 24, 2009 5:40 PM