Outdoor Unit Above Indoor Unit - Rheem A17 Series Installation Instructions Manual

Air cooled condensing units
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4.5 Line Set Installation (cont.)

4.5.2.3 Outdoor Unit Above Indoor Unit

For applications that are considered to have a long
line set with the outdoor unit above the indoor unit
the following is required:
• EXV or TXV on the indoor coil.
• Crankcase heater (Some models have factory in-
stalled CCH's. Refer to tables in Section 4.4.5.6.)
• Start components maybe required depending
upon quality of voltage (consistantly <200 vac at
outdoor unit)
OUTDOOR UNIT ABOVE INDOOR SECTION LINE SET
4.0 INSTALLATION
• Insulated liquid line in unconditioned space only.
• Insulated suction line full length.
• Follow the proper line sizing, maximum linear and
equivalent lengths, charging requirements, and
oil level adjustments spelled out in this manual.
19

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