Nortek PPH3RF Series Installation Instructions Manual Download Page 13

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Liquid Temperature (Deg. F)

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Liquid Pressure (psig)

Q7RF-X36KA Charging Chart - Cooling

Add refrigerant when below curve

Remove refrigerant when above curve

Figure 11. Charging Chart for 3 Ton Units

Figure 10. Charging Chart for 2 Ton Units

Liquid Temperature (Deg. F)

200

220

240

260

280

300

320

340

360

380

400

420

440

460

480

500

520

540

560

580

600

100

105

110

115

120

125

130

135

Liquid Pressure (psig)

Q7RF-X24K Charging Chart - Cooling

Remove refrigerant when above curve

Add refrigerant when below curve

Summary of Contents for PPH3RF Series

Page 1: ...n 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 requir...

Page 2: ... Test Pins 10 Clearing Defrost Board Fault Codes 10 Electric Heat Package optional 10 Outdoor Thermostat Options 10 HUD Outdoor Thermostat Option 10 2nd Stage Thermostat Option 10 STARTUP ADJUSTMENTS 11 Pre Start Checklist 11 Start Up Procedure 11 Air Circulation 11 System Heating 11 System Cooling 11 Short Cycle Protection 11 Emergency Heat 11 Forced Defrost Mode Field Test 11 Anti Short Cycle Ti...

Page 3: ...ancer Disturbing the insulation of this product during installation maintenance or repair will expose you to fiberglass wool Breathing this material may cause respiratory irritations or may cause lung cancer Fiberglass wool may also cause eye irritation skin sensitization or other allergic responses in susceptible individuals Always wear goggles disposable gloves long sleeved shirt and appropriate...

Page 4: ...e installation of this type of equipment Local codes and regulations take precedence over any recommendations contained in these instructions Consult local building codes and the NationalElectricalCode ANSICI forspecialinstallation requirements Air Ducts must be installed in accordance with the standards of the National Fire Protection Association Standards for Installation of Air Conditioning and...

Page 5: ...ioningandVentilation Systems NFPA 90A Standard for Installation of Residence Type Warm Air Heating and Air Conditioning Systems NFPA90B theseinstructions andallapplicable codes NFPA publications are available by writing to National Fire Protection Association Batterymarch Park Quincy ME 02269 or visit www NFPA org on the web Design the duct work according to methods described by the Air Conditioni...

Page 6: ... is in a corner or under a table if a minimum two inch clearance is available 1 Start the installation from under the home by cutting a small hole in the sub floor Determine how the floor joist location will affect cutting the opening needed for the return air box NOTE Floor joists are generally located on 16 centers leaving 14 3 8 between joists 2 After measuring the return air box approximately ...

Page 7: ...ctrical Code ANSI NFPA 70 or the CSA C22 1 Electrical Code Use the grounding lug provided in the control box for grounding the unit Line Voltage It is recommended that the line voltage to the unit be supplied from a dedicated branch circuit containing the correct fuse or circuit breaker for the unit Anelectricaldisconnectmustbelocatedwithinsight of and readily accessible to the unit This switch sh...

Page 8: ... 6 8 10 25 4 4 6 10 30 3 4 6 8 35 3 4 6 8 40 2 3 4 6 45 2 3 4 6 50 2 3 4 6 55 1 2 3 4 60 Wire Size based on N E C for 60 type copper conductors Table 1 Copper Wire Size AWG 1 voltage drop Table 2 Airflow Data MODEL NUMBER MOTOR TAP EXTERNAL STATIC PRESSURE DROP IN WC 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 CFM HEAT RISE CFM HEAT RISE CFM HEAT RISE CFM HEAT RISE CFM HEAT RISE CFM HEAT RISE CFM HEAT RISE CF...

Page 9: ...ric heating operation CAUTION To avoid personal injury or property damage make certain that the motor leads cannot come into contact with any metal components of the unit 3 Verify the required speed from the airflow data found in Table 2 page 8 Place appropriate wire on the appropriate motor speed tap for the required airflow 4 Check all factory wiring per the unit wiring diagram and inspect the f...

Page 10: ... soon as the jumper is removed the defrost cycle will end as determined by the typical criteria To determine operating status or fault conditions refer to Table 3 for diagnostic description Clearing Defrost Board Fault Codes Fault codes can be removed from memory through the use of the test pins This is accomplished by shorting the two test pins momentarily more than 1 second while there is no Y1 ...

Page 11: ... supply registers System Cooling Set the thermostat s system mode to COOL and the fan mode to AUTO Change the thermostat temperature selector below the existing room temperature Allow the cooling system to operate for several minutes and check for the discharge of cool air at the supply registers Short Cycle Protection The control circuit is equipped with a time delay feature for protection agains...

Page 12: ...ing of each heating and cooling season or more frequently if required Inspect the condensate drain and outdoor coil at the beginning of each cooling season Remove any debris Clean the outdoor coil and louvers as necessary using a mild detergent and water Rinse thoroughly with water Inspect the electrical connections for tightness at the beginning of each heating and cooling season Service as neces...

Page 13: ...rigerant when below curve Remove refrigerant when above curve Figure 11 Charging Chart for 3 Ton Units Figure 10 Charging Chart for 2 Ton Units Liquid Temperature Deg F 200 220 240 260 280 300 320 340 360 380 400 420 440 460 480 500 520 540 560 580 600 75 80 85 90 95 100 105 110 115 120 125 130 135 Liquid Pressure psig Q7RF X24K Charging Chart Cooling Remove refrigerant when above curve Add refrig...

Page 14: ...refrigerant when above curve Add refrigerant when below curve Figure 13 Charging Chart for 5 Ton Units Figure 12 Charging Chart for 4 Ton Units Liquid Temperature Deg F 200 220 240 260 280 300 320 340 360 380 400 420 440 460 480 500 520 540 560 580 600 75 80 85 90 95 100 105 110 115 120 125 130 135 Liquid Pressure psig Remove refrigerant when above curve Add refrigerant when below curve Q7RF X48K ...

Page 15: ...01 1 75 Ø Electric Heater Power Supply 1 125 Ø Power Supply 0 875 Ø Low Voltage Supply Control Access Panel Blower Access Panel H 17 86 15 36 10 10 3 4 NPT Drain Connection 1 12 13 1 38 3 2 3 2 5 29 Side View MODEL NUMBER LENGTH L WIDTH W HEIGHT H A B X24K 49 35 30 2 29 00 2 48 X36KA 49 35 38 2 35 02 2 48 X48K 63 35 38 2 35 02 2 48 X60K 63 35 38 2 35 02 2 48 Table 4 Physical Data ...

Page 16: ...G DIAGRAM NOTES 1 Disconnect all power before servicing 2 For supply connections use copper conductors only 3 Not suitable on systems that exceed 150V to ground 4 For replacement wires use conductors suitable for 105 C 1 Couper le courant avant de faire letretine 2 Employez uniquement des conducteurs en cuiver 3 Ne convient pas aux installations de plus de 150V a la terre 4 Remplacement pour utili...

Page 17: ...ower before servicing 2 For supply connections use copper conductors only 3 Not suitable on systems that exceed 150V to ground 4 For replacement wires use conductors suitable for 105 C 1 Couper le courant avant de faire letretine 2 Employez uniquement des conducteurs en cuiver 3 Ne convient pas aux installations de plus de 150V a la terre 4 Remplacement pour utiliser les fils conducteurs adapté à ...

Page 18: ...NG DIAGRAM NOTES 1 Disconnect all power before servicing 2 For supply connections use copper conductors only 3 Not suitable on systems that exceed 150V to ground 4 For replacement wires use conductors suitable for 105 C 1 Couper le courant avant de faire letretine 2 Employez uniquement des conducteurs en cuiver 3 Ne convient pas aux installations de plus de 150V a la terre 4 Remplacement pour util...

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Page 20: ...lowthemanufacturer srefrigerant chargingandairflowinstructions Failuretoconfirm proper charge and airflow may reduce energy efficiency and shorten equipment life INSTALLATION ADDRESS CITY STATE UNIT MODEL UNIT SERIAL INSTALLER NAME CITY STATE Unit installed minimum clearances shown on page 4 YES NO Has the owner s information been reviewed with the customer YES NO Has the literature package been l...

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