Nortek P7RE Series Installation Instructions Manual
Single package air conditioner - single stage, r-410a
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P7re / PPa3re SerieS
inStallation inStructionS
Single Package air conditioner - Single Stage, r-410a
it is your responsibility to know this product better than your customer. this includes being
able to install the product according to strict safety guidelines and instructing the customer on
how to operate and maintain the equipment for the life of the product. Safety should always be
the deciding factor when installing this product and using common sense plays an important
role as well. Pay attention to all safety warnings and any other special notes highlighted in the
manual. improper installation of the furnace or failure to follow safety warnings could result in
serious injury, death, or property damage.
these instructions are primarily intended to assist qualified individuals experienced in the proper
installation of this appliance. Some local codes require licensed installation/service personnel
for this type of equipment. Please read all instructions carefully before starting the installation.
return these instructions to the customer's package for future reference.
do not deStroY. PleaSe read careFullY & keeP in a SaFe Place For Future reFerence.
iMPortant
attention inStallerS:
14 Seer
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Table of Contents
Related Manuals for Nortek P7RE Series
Summary of Contents for Nortek P7RE Series
- Page 1 P7re / PPa3re SerieS 14 Seer inStallation inStructionS Single Package air conditioner - Single Stage, r-410a iMPortant attention inStallerS: it is your responsibility to know this product better than your customer. this includes being able to install the product according to strict safety guidelines and instructing the customer on how to operate and maintain the equipment for the life of the product.
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Page 2: Table Of Contents
table oF contentS iMPortant SaFetY inForMation ..........3 general inForMation .............4 Before You Install this Unit ............4 Locating the Air Conditioner ............4 Minimum Clearance Requirements ..........4 Service Access Clearances ............4 Clearances to Combustible Materials ........4 Air Duct System................4 air conditioner inStallation ..........5 Unpacking the Unit ...............5 Installing Return &... -
Page 3: Important Safety Information
iMPortant SaFetY inForMation caution: Please read all instructions before servicing this equipment. Pay attention to all safety warnings and any other special this unit uses r-410a refrigerant. do not use notes highlighted in the manual. Safety markings are any other refrigerant in this unit. use of another used frequently throughout this manual to designate a refrigerant will damage the unit. -
Page 4: General Information
general inForMation • Sufficient clearance for unobstructed airflow through the outdoor coil must be maintained in order to achieve This packaged air conditioner is designed only for outdoor rated performance. ground level installations and can be readily connected • Consideration should also be given to availability of to the high static duct system of a home. -
Page 5: Air Conditioner Installation
Single duct aPPlication MultiPle duct aPPlication Figure 2. Single & Multiple duct applications air conditioner inStallation • Duct work should be attached directly to the unit flanges unpacking the unit for horizontal applications. It is recommended that the unit be unpacked at the •... -
Page 6: Return Duct
Return Duct 3. Set the box into the opening and fasten with screws or 1. Assemble the collar by overlapping the two ends. nails. note: One end of the collar is slotted and the opposite 4. Install the filter and return air grille in the air box. end has two small holes. -
Page 7: Condensate Drainage
electrical connectionS Warning: electrical Shock, Fire or eXPloSion haZard Failure to follow safety warnings exactly could result in serious injury or property damage. improper servicing could result in dangerous operation, serious injury, death or property damage. Figure 5. Supply damper •... -
Page 8: Grounding
overcurrent Protection • The unit requires both power and control circuit electrical Generally, the best fuse or breaker for any air conditioner connections. Refer to the wiring diagrams (Figure 10 is the smallest size that will permit the equipment to run (page 13) &... - Page 9 recoMMended MaXiMuM Wire gauge Wire length (Ft) FroM unit to therMoStat table 2. Control Wiring (24V) heat riSe data (baSed on noMinal 10kW electric heat kit) eXternal Static PreSSure droP - incheS Water coluMn bloWer unit Setting heat heat heat heat heat heat...
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Page 10: Heat / Cool Thermostat
Start-up Procedure Heat / Cool Thermostat For the highest efficiency, the use of a 2-stage Heating/ note: The control circuit thermostat may consist of an Cooling thermostat is recommended. The heat/cool anti-short cycle timer that will not let the compressor re- thermostat prevents simultaneous operation of the heating start before 3 - 5 minutes have elapsed. -
Page 11: Safety Switches
air conditioner Maintenance 1. With the system operating at steady-state, measure the liquid refrigerant pressure in psig at the service valve. 2. Measure the liquid refrigerant temperature (° F) at the Warning: service valve. 3. For the temperature measured, determine the required to prevent electrical shock, personal injury, or liquid refrigerant pressure from Table 5, (page... -
Page 12: Figures & Tables
FigureS & tableS Top View “A” “B” 3” 5.5” Opening for Opening for 12" Diameter 12" Diameter Supply Duct Return Duct 9.15” 1" 3.15” 9” 17.50” rear View (1.5, 2, 2.5, & 3 ton) 1.75” Ø Electric Heater Power Supply 1.13”... -
Page 13: Wiring Diagrams
Wiring diagrams Figure 10. Wiring diagram (1.5, 2, & 2.5 ton Models) - Page 14 Figure 11. Wiring diagram (3, 3.5, 4, & 5 ton Models)
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Page 15: Refrigerant Charging Tables
refrigerant charging tables noteS: legend Shaded boxes indicate flooded conditions. 1. All pressures are listed psig and all temperatures in °F Rated design values. The suction pressure 2. Discharge temperatures greater than charted values will vary from design value if outdoor air indicate an undercharged system. - Page 16 outdoor teMPerature (° F) Suct. PreSS. liq. diS. liq. diS. liq. diS. liq. diS. liq. diS. liq. diS. liq. diS. liq. diS. PreSS. teMP. PreSS. teMP. PreSS. teMP. PreSS. teMP. PreSS. teMP. PreSS. teMP. PreSS. teMP. PreSS. teMP. table 7. charging table for 2.5 ton units (030k Model) outdoor teMPerature (°...
- Page 17 outdoor teMPerature (° F) Suct. PreSS. liq. diS. liq. diS. liq. diS. liq. diS. liq. diS. liq. diS. liq. diS. liq. diS. PreSS. teMP. PreSS. teMP. PreSS. teMP. PreSS. teMP. PreSS. teMP. PreSS. teMP. PreSS. teMP. PreSS. teMP. table 9. charging table for 3.5 ton units (042k Model) outdoor teMPerature (°...
- Page 18 P7RE-060KA Charging Chart-Cooling Remove refrigerant when above curve Add refrigerant when below curve Liquid Temperature ( ° F ) Figure 12. charging chart for 5 ton units (X60ka Model)
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Page 20: Installation / Performance Checklist
Fan Motor coMPonentS: • Blower Assembly • Fan Grille • Cabinet Panels • Filter/Driers • Expansion Valves Specifications & illustrations subject to change without notice or incurring obligations (12/16). 1013922b (Replaces 1013922A) © Nortek Global HVAC LLC 2016. All Rights Reserved.
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