Nortek Q104SD Series User Manual Download Page 18 | Manualshive

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Figure 14. Charging Chart for 4 Ton Units

Figure 15. Charging Chart for 5 Ton Units

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Summary of Contents for Q104SD Series

Page 1: ...mon 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 wa...

Page 2: ...ing an R 410A Unit in AC Mode 12 Charging an R 410A Unit in Heating Mode 12 Verification of charge in Heat Mode 12 HEAT PUMP MAINTENANCE 12 FIGURES TABLES 13 Figure 7 Q104SD Heat pump Dimensions 13 Ta...

Page 3: ...oorfan compressor andblowermotorwill all cycle on and off to maintain the indoor temperature at the desired cooling level NOTE If the temperature level is re adjusted or the system mode is reset the f...

Page 4: ...selector setting HEAT PUMP MAINTENANCE CAUTION Shut off all electrical power to the unit before performing any maintenance or service on the system Failure to comply may result in personal injury or d...

Page 5: ...asoline and any other flammable vapors and liquids in the vicinity of the unit WARNING The safety information listed below must be followed during the installation service and operation of this unit U...

Page 6: ...ng load of the area to be conditioned must be calculatedandasystemofthepropercapacityselected It is recommended that the area to be conditioned be completely insulated and vapor sealed Check the elect...

Page 7: ...beneath the unit Rigging Hoisting WARNING To avoid the risk of property damage personal injury or death it is the rigger s responsibility to ensure that whatever means are used to hoist the unit are s...

Page 8: ...ning the correct fuse or circuit breaker for the unit Incoming field wiring and minimum size of electrical conductors and circuit Units require horizontal roof curb and return air kit for horizontal i...

Page 9: ...the system when very high pressures occur during abnormal conditions Under normal conditions the switch is closed If the discharge pressure rises above 650 psig then the switch will open and de energi...

Page 10: ...seconds regardless of whether short is removed or not Qualifying conditions of minimum ambient or coil temperature do not need to be met when the unit is forced into defrost If the short across the TE...

Page 11: ...ify the unit is level and allows condensate to drain Verify the outdoor coil and top of the unit are free from obstructions and debris and all equipment access control panels are in place Verifythatth...

Page 12: ...he unit rating plate Return to the system when the outdoor temperature is 60 degrees F or higher and follow the steps defined in Charging an R410A Unit in AC Mode NOTE Unit charge MUST be verified in...

Page 13: ...2 29 5 26 0 43 0 39 3 X60K 530 29 5 26 0 43 0 39 3 FIGURES TABLES Top View 24 9 13 5 16 12 13 3 13 5 16 12 CG A 47 5 75 NPT Female Drain Connector B DOWNFLOW SUPPLY DUCT OPENING DOWNFLOW RETURN DUCT O...

Page 14: ...t Defrost Board L 24V Output Fault Monitor See thermostat manual for compatibility Brown Orange Accesory Heat Plug Indoor Thermostat Sub Base Unit Terminal Block 1 2 3 4 5 6 7 8 9 to Blower Relay Cool...

Page 15: ...See installation instructions in the branding kit 1 Couper le courant avant de faire letretien 2 Employez uniquement des conducteurs en cuivre 3 Ne convient pas aux installations de plus de 150 V a la...

Page 16: ...16 Figure 10 Charging Chart for 2 Ton Units Figure 11 Charging Chart for 2 5 Ton Units Charging Charts Cooling...

Page 17: ...17 Figure 13 Charging Chart for 3 5 Ton Units Figure 12 Charging Chart for 3 Ton Units...

Page 18: ...18 Figure 14 Charging Chart for 4 Ton Units Figure 15 Charging Chart for 5 Ton Units...

Page 19: ...9 1380 22 9 1315 24 0 1215 26 0 Tap T5 1850 17 1 1795 17 6 1740 18 2 1710 18 5 1640 19 3 1595 19 8 1540 20 5 1475 21 4 X48K Tap T1 950 33 2 900 35 1 865 36 6 730 43 4 670 47 0 585 54 2 510 62 2 Tap T...

Page 20: ...VOLTS Has the thermostat been calibrated YES NO Is the thermostat level YES NO Is the heat anticipator setting correct YES NO REPLACEMENT PARTS Replacement parts are available through your distributor...

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