System Design Summary - Carrier 24APA7 Performance Product Data

SYSTEM DESIGN SUMMARY

1. Intended for outdoor installation with free air inlet and outlet. Outdoor fan external static pressure available is less than 0.01- -in. w.c.
2. This product is qualified for low ambient cooling operation (below 55_F/12.8_C) when used with an Infinity User Interface ONLY.
3. The maximum outdoor operating ambient in cooling mode is 125_F (51.67_C).
4. For reliable operation, unit should be level in all horizontal planes.
5. For interconnecting refrigerant tube lengths greater than 80 ft (23.4 m) and/or 35 ft (10.7 m) vertical differential, consult Residential
Piping and Longline Guideline and Service Manual available from equipment distributor.
6. If any refrigerant tubing is buried, provide a 6 in. (152.4 mm) vertical rise to the valve connections at the unit. Refrigerant tubing
lengths up to 36 in. (914.4 mm) may be buried without further consideration. Do not bury refrigerant lines longer than 36 in. (914.4
mm).
7. Use only copper wire for electric connection at unit. Aluminum and clad aluminum are not acceptable for the type of connector
provided.
8. Do not apply capillary tube indoor coils to these units.
9. Factory- -supplied filter drier must be installed.
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