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Refrigerant Piping Connections
Due to our policy of continuous product innovation, some specifications may change without notification.
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REFRIGERANT PIPING CONNECTIONS
Indoor Unit Connections
Chassis cover
Piping to Indoor Unit (HSV3, HLV, HXV, HEV, HEV1)
Follow the steps below and refer to the illustrations on this page to connect piping to the Single Zone indoor unit. To see specific bundling of
piping and drain hose, see Section, “Bundling and Cutting Line” on page 45. Also, refer back to “Drain Hose Guidelines”
section for proper drainage slope during piping procedure.
1. Pull the screw cap(s) at the bottom of the indoor unit (Figure
64).
2. Unscrew the two (2) or three (3) screws (depending on the indoor
unit model) at the bottom of the chassis cover.
3. Remove the chassis cover, being careful not to scratch the main
horizontal vane.
4. From the rear of the indoor unit, pull the tubing holder away from
the unit as shown in Figure 65.
5. Remove the pipe port cover.
6. Position the tubing by unfolding the tubing and bending the tubing
slowly downward first, as shown below.
Figure 64: Removing Chassis Cover from Indoor Unit.
Bending the tubing directly left or right, without bending downward ¿rst,
may cause damage.
Figure 65: Bending Pipe Tubing at Rear of Indoor Unit.
Unfold
slowly
downward
Bend from
downward position
Do not bend tubing
directly backwards
or to the sides
without bending
downward first!
This may cause
damage!
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