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Q4Se SeRieS 14 SeeR uSeR’S manual / inSTallaTion inSTRucTionS Two STage R-410a Single Package HeaT PumP Premium Model Shown imPoRTanT Please read this information thoroughly and become familiar with the capabilities and use of your appliance before attempting to operate or maintain this unit. keep this literature where you have easy access to it in the future.
uSeR inFoRmaTion Operating the Heat Pump for Automatic important Safety information ........3 Cooling and Heating ..........4 about the Heat Pump ..........3 Oper. the Indoor Blower Continuously .......4 operating instructions ..........3 Shutting the Heat Pump Off ........4 Cooling Operation .............3 System maintenance ..........4 Heating Operation .............3 Regular Cleaning............4 Emergency Heat............3...
uSeR inFoRmaTion imPoRTanT SaFeTY inFoRmaTion oPeRaTing inSTRucTionS Safety markings are used frequently throughout this Please refer to the thermostat manufacturer’s User manual manual to designate a degree or level of seriousness and for detailed programming instructions. should not be ignored. waRning indicates a potentially hazardous situation that if not avoided, could result in cooling operation personal injury or death.
uSeR inFoRmaTion At the beginning of the defrost cycle, both the outdoor HeaT PumP mainTenance condenser fan and compressor will turn off. After approximately 30 seconds, the compressor will turn on cauTion: and begin to heat the outdoor coil causing the ice and snow to melt.
inSTalleR inFoRmaTion imPoRTanT SaFeTY inFoRmaTion waRning: Safety markings are used frequently throughout this manual to designate a degree or level of seriousness and Do not place combustible material on or against should not be ignored. waRning indicates a potentially the unit cabinet. Do not place combustible hazardous situation that if not avoided, could result in materials, including gasoline and any other personal injury or death.
• Electrical power supplied to the unit must be adequate geneRal inFoRmaTion for proper operation of the equipment. The system This single package heat pump has been designed and must be wired and provided with circuit protection in tested for capacity and efficiency in accordance with A.R.I. accordance with local building codes.
• Duct lining must be UL classified batts or blankets with HeaT PumP inSTallaTion a fire hazard classification of FHC-25/50 or less. Packaging Removal • Fiber duct work may be used in place of internal duct Remove the shipping carton and User’s Manual from the liners if the fiber duct work is in accordance with the equipment.
ground level elecTRical wiRing Ground level installations must be located according to local building codes or ordinances and these requirements: waRning: • Clearances must be in accordance with those shown in Figure 2 (page 6). Shut off all electrical power to the unit before •...
for connecting the supply wires to the unit. Use of rain Table 4 (page 10) lists the basic airflow values versus the tight conduit is recommended. airflow selector switch settings and the range of basic • See the unit wiring label for proper high and low voltage air flow settings recommended for each nominal system wiring.
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coPPeR wiRe SiZe — awg basic air-Flow Setting (1% Voltage Drop) SwiTcH nominal Supply wire length-Feet Supply circuit ampacity 1/2 HP motor 1035 1050 1150 1155 Wire Size based on N.E.C. for 60° type copper conductors. 1265 SwiTcH nominal Table 1. copper wire Size Switch number nominal 1080...
humidistat. If using this profile, the blower will run at minimum Time Terminate 30 second Jumper 75% airflow for the first 10 minutes of each cooling between Defrosts Temperature compressor Position cycle.The basic cooling/heat-pump speed should be (min) (° F) Delay Function selected at or near the top of the range for that nominal capacity.
until the condition returns to normal or if 24 VAC power is removed from the module. See Table 8 (pages 22 - 23) for flash code identification or Table 9 (page 24) for module wiring troubleshooting. POWER LED (Green) LED Description •...
optional Humidistat ambient Sensor mounting The optional humidistat may be installed in the return air For optimum performance of the heat pump system, the duct to provide excellent humidity control when needed ambient sensor must be mounted on the outside of the and maximum system capacity and energy efficiency unit.
Thermostat connections STaRT uP & aDJuSTmenTS The Q4SE heat pump requires a 2-stage heat pump Pre-Start check list √ Verify the unit is level and allows condensate to drain. thermostat that must operate in conjunction with installed √ Verify the outdoor coil and top of the unit are free from accessories.
System Heating 5. If the pressure measured in step 1 is less than the If the unit has been equipped with optional electric heater required liquid refrigerant pressure determined in kits, set the thermostat's system mode to EM HEAT and step 4, then there is too little charge in the system.
TRoubleSHooTing Status Status leD Description Status leD Troubleshooting information Green Module has power Supply voltage is present at module terminals “POWER” • Compressor protector is open • Check for high head pressure • Check compressor supply voltage Thermostat demand signal Y •...
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Status leD Status leD Description Status leD Troubleshooting information • Thermostat demand signal is intermittent Yellow • Low line voltage (contact utility if voltage at disconnect is low) “ALERT” Short Cycling / Compressor is • Excessive liquid refrigerant in compressor Flash Code running only briefly •...
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miswired module indication Recommended Troubleshooting action • Determine if both R & c module terminals are connected. Green LED is not on, module does not • Verify voltage is present at module’s R & c terminals. power up • Determine if R & Y terminals are wired in reverse. Green LED intermittent, module powers •...