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INSTALLATION & OPERATING
INSTRUCTIONS FOR
®
ARUF, ARPF, ARPT and AEPT
C
US
SERIES AIR HANDLER
Made in the USA by:
Goodman Manufacturing Company, L.P.
IO-230F
2550 North Loop West, Suite 400 - Houston, Texas 77092
08/04
www.goodmanmfg.com or www.amana-hac.com
© 2003-2004 Goodman Manufacturing Company, L.P.
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Summary of Contents for Goodman AEPT
- Page 1 INSTALLATION & OPERATING INSTRUCTIONS FOR ® ARUF, ARPF, ARPT and AEPT SERIES AIR HANDLER Made in the USA by: Goodman Manufacturing Company, L.P. IO-230F 2550 North Loop West, Suite 400 - Houston, Texas 77092 08/04 www.goodmanmfg.com or www.amana-hac.com © 2003-2004 Goodman Manufacturing Company, L.P.
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Page 2: Table Of Contents
LOCATION ... 5 DUCTWORK ... 5 ELECTRICAL SUPPLY WIRE AND MOP ... 5 REFRIGERANT LINES ... 6 AEPT MOTOR ORIENTATION ... 8 CONVERSION TO DOWNFLOW ... 8 CONVERSION TO HORIZONTAL ... 9 CONDENSATE REMOVAL ... 9 ACHIEVING 2% LOW LEAKAGE RATE ... 10 ARUF/ARPF MOTOR ... -
Page 3: Warnings
WARNING THIS PRODUCT IS FACTORY SHIPPED FOR USE WITH A 208-230/1/60 ELECTRICAL POWER SUPPLY. THIS AIR HANDLER MUST NOT BE RECONFIGURED TO OPERATE WITH ANY OTHER POWER SUPPLY. WARNING WHEN INSTALLING OR SERVICING THIS EQUIPMENT, SAFETY CLOTHING, INCLUDING HAND AND EYE PROTECTION, IS STRONGLY ADVISED. -
Page 4: Unit Inspection
When matched with a Goodman or Amana brand condenser or heat pump, an ARI certified rating is available for many combinations. The AEPT models are equipped with an ECM motor is more efficient than a standard PSC motor and offers features such as soft-start, controlled off-delays, and constant CFM. -
Page 5: Hkr Installation
A washable filter is available as an accessory. To ensure optimum performance frequent f i l t er cl eani ng i s advi sed. Ref er t o filter. ARUFor ARPF AEPT ARPT model model model 018-032... -
Page 6: Use Copper Conductors Only
See the “Thermostat Wiring” section of this manual for the ARUF, ARPF and ARPT models for typical low voltage wiring connections. The Supplemental Installation Manual included with the AEPT product shows the wiring diagrams for these models. REFRIGERANT LINES... - Page 7 WITH SPIN CLOSURE Figure 2 IO-230F TXV Models (ARPT and AEPT) IMPORTANT NOTE: In order to prevent damage to the sensing bulb, it is not permanently installed in the factory. This bulb is to be removed prior to brazing. Place in proper location after braze joint has cooled (Figure 3).
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Page 8: Aept Motor Orientation
(measured at the condenser base valve) at 95 degree outdoor air. Charging Note: Air handlers with TXV’s (ARPT’s and AEPT’s) should be charged to 15 degrees of subcooling at the indoor inlet. This supercedes any subcooling value listed with condensing unit’s literature. -
Page 9: Conversion To Horizontal
To complete the conversion, slide the evaporator coil into t he chassi s and at t ach t he t hr ee ( 3) access panel s. CONVERSION TO HORIZONTAL The “B” series product is not suitable for horizontal application and must not be used for this type of installation. The following describes converting to “Horizontal Left- Hand”. -
Page 10: Achieving 2% Low Leakage Rate
Series and Ratings plate for minimum speed. AEPT MOTOR This section references the operation characteristics of the AEPT model motor only. The ECM control board is factory set with dipswitch #4 in the “ON” position and all other dipswitches in the “OFF” position. For most applications this setting is to be changed according to the electric heat size and the outdoor unit selection. -
Page 11: Thermostat Wiring Diagrams
When using staged electric heat, cut jumper PJ4 on the control board. Thermostat Wiring Use thermostat wiring diagram Figures 10 thru 13 and those provided with the thermostat when making these connections. NOTE: DO NOT USE THESE DIAGRAMS FOR AEPT MODELS. SEE SUPPLEMENTAL INSTALLATION AND OPERATING INSTRUCTIONS FOR AEPT MODELS. CONTACTOR... - Page 12 AR/ARUF/ARPF/ARPT 18-60 10 KW & BELOW HEAT PUMP O Y R OUTDOOR THERMOSTAT CLOSE ON TEMPERATURE FALL AR/ARUF/ARPF/ARPT 18-60 ABOVE 10 KW HEAT PUMP OUTDOOR THERMOSTAT CLOSE ON TEMPERATURE FALL NOTES: 1) OUTDOOR THERMOSTAT (OT-1) SHOULD BE THE FIRST TO CLOSE AND THE LAST TO OPEN. 2) CONNECT WHITE AND BROWN WIRES FROM AIR- HANDLER TOGETHER IF OT-2 IS NOT USED.
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Page 13: Thermostats
THERMOSTATS Note: Second Stage heat can be accomplished by multi- stage heating thermostat or the addition of an outdoor thermostat as shown in Figures 12 and 13. Goodman part number CHT18-60 is a single-stage cool and single-stage heat thermostat. Goodman part number HPT18-60 is a single-stage cool, two-stage heat pump thermostat.
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