INDOOR
THERMOSTAT
RETURN
AIR 
TOP COVER 
FROM
POWER SOURCE
POWER AND
ENTRY
COMPOSITE
BASEPAN
Power Wiring | CONDENSATE |
Control Wiring | DRAIN |
| CONNECTION |
DISCONNECT PER NEC (UNIT AND ELECTRIC HEATER)
Condenser Airflow
Evaporator Airflow
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| A08207 |
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| Fig. 6 - Typical Installation |
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| 664B | |||||
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| Table 1 – Physical Data |
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UNIT SIZE | 024 |
| 030 |
| 036 |
| 042 | 048 |
| 060 |
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NOMINAL CAPACITY (ton) | 2 |
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| 4 |
| 5 |
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OPERATING WEIGHT (lb) | 293 |
| 324 |
| 377 |
| 389 | 384 |
| 433 |
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(kg) | 133 |
| 147 |
| 171 |
| 176 | 174 |
| 196 |
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COMPRESSOR |
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| Scroll |
| Ultra Tech Scroll |
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REFRIGERANT | 7.5 |
| 10.3 |
| 10.3 |
| 11.9 | 11.4 |
| 13.3 |
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Quantity (lb) |
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(kg) | 3.4 |
| 4.7 |
| 4.7 |
| 5.4 | 5.2 |
| 6.0 |
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REFRIGERANT METERING DEVICE |
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| AccuRater→ |
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Orifice ID (in.) | 0.067 |
| 0.067 |
| 0.082 |
| 0.086 | – |
| – |
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Orifice OD (in.) | 0.049 |
| 0.057 |
| 0.059 |
| 0.063 | 0.070 |
| 0.073 |
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CONDENSER COIL |
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| Copper Tubes, Aluminum Plate Fins |
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Rows…Fins/in. | 2…21 |
| 2…21 |
| 2…21 |
| 2…21 | 2…21 |
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Face Area (sq. ft.) |
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11.1 |
| 12.7 |
| 15.8 |
| 15.8 | 13.3 |
| 15.8 |
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CONDENSER FAN |
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| Propeller |
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Nominal Cfm |
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2600 |
| 2600 |
| 3200 |
| 3200 | 3200 |
| 3300 |
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Diameter (in.) |
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20 |
| 20 |
| 20 |
| 20 | 20 |
| 20 |
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(mm) | 508 |
| 508 |
| 508 |
| 508 | 508 |
| 508 |
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Motor HP (RPM) |
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1/8 (825) |
| 1/8 (825) |
| 1/4 (1100) |
| 1/4 (1100) | 1/4 (1100) |
| 1/2 (1100) |
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EVAPORATOR COIL |
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| Copper Tubes, Aluminum Plate Fins |
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Rows…Fins/in. |
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3…17 |
| 3…17 |
| 4…17 |
| 4…17 | 4…17 |
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Face Area (sq. ft.) |
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4.3 |
| 4.9 |
| 4.9 |
| 6.1 | 4.9 |
| 6.1 |
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Evaporator blower |
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| Direct | Drive |
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Nominal Airflow (Cfm) |
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800 |
| 1000 |
| 1200 |
| 1400 | 1600 |
| 1875 |
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Size (in.) |
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| 10x8 |
| 11x9 |
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| 11x10 |
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(mm) | 254 x 203 |
| 279 x 229 | 279 x 254 |
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Motor HP (RPM) |
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1/2 (1050) |
| 1/2 (1050) |
| 3/4 (1050) |
| 3/4 (1050) | 1 (1050) |
| 1 (1050) |
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CONNECTING DUCT SIZES |
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| Round |
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Supply Air (in.) |
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| 14 |
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(mm) |
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| 356 |
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Return Air (in.) |
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| 14 |
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(mm) |
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| 356 |
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| 24 x 24 |
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| 24 x 30 | 30 x 30 |
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(mm) |
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| 610 x 610 |
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| 610 x 762 | 762 x 762 |
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*Required filter sizes shown are based on the ARI (Air conditioning & Refrigeration Institute) rated airflow at a velocity of 300 ft/min (91 m) for throwaway type or 450 ft/min (137 m) for high capacity type. Recommended filters are
5
