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Carrier 48HE003---006, 48HJ004---007 installation instructions 48HE,HJ, Belt Drive

Models: 48HJ004---007 48HE003---006

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48HE,HJ

Table 19— Fan Performance 48HJ005, 48HE005 — Vertical Discharge Units; Standard Motor

(Belt Drive)*

AIRFLOW						EXTERNAL STATIC PRESSURE (in. wg)
CFM		0.2			0.4			0.6			0.8			1.0
CFM	Rpm	Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts
1200	666	0.26	257	778	0.37	367	871	0.47	471	952	0.57	572	1025	0.67	670
1300	701	0.31	306	810	0.43	426	901	0.54	540	981	0.65	651	1053	0.76	760
1400	737	0.36	361	842	0.49	491	931	0.62	616	1010	0.74	738	1081	0.86	856
1500	773	0.42	422	875	0.57	564	963	0.70	699	1040	0.84	831	1110	0.96	960
1600	810	0.49	491	909	0.65	643	994	0.79	790	1070	0.94	932	1140	1.08	1070
1700	847	0.57	567	943	0.73	730	1027	0.89	888	1101	1.05	1040	1170	1.20	1189
1800	885	0.66	652	978	0.83	826	1060	1.00	994	1133	1.16	1157	—	—	—
1900	923	0.75	745	1014	0.94	930	1093	1.11	1109	—	—	—	—	—	—
2000	962	0.85	847	1049	1.05	1043	—	—	—	—	—	—	—	—	—

AIRFLOW							EXTERNAL STATIC PRESSURE (in. wg)
CFM		1.2				1.4			1.6					1.8			2.0
CFM	Rpm	Bhp		Watts	Rpm	Bhp	Watts	Rpm	Bhp		Watts	Rpm		Bhp	Watts	Rpm	Bhp		Watts
1200	1093	0.77		767	1155	0.87	861	1213	0.96		955	1268		1.05	1047	1321	1.14		1137
1300	1119	0.87		866	1181	0.98	970	1239	1.08		1073	1294		1.18	1175	—	—		—
1400	1147	0.98		972	1208	1.09	1086	—	—		—	—		—	—	—	—		—
1500	1175	1.09		1086	—	—	—	—	—		—	—		—	—	—	—		—
1600	—	—		—	—	—	—	—	—		—	—		—	—	—	—		—
1700	—	—		—	—	—	—	—	—		—	—		—	—	—	—		—
1800	—	—		—	—	—	—	—	—		—	—		—	—	—	—		—
1900	—	—		—	—	—	—	—	—		—	—		—	—	—	—		—
2000	—	—		—	—	—	—	—	—		—	—		—	—	—	—		—
NOTES:										LEGEND
1. Grey cells indicate field-supplied drive is required.									Bhp — Brake Horsepower
2. Maximum continuous bhp is 2.40.									Watts — Input Watts to Motor
3. See general fan performance notes.									*Motor drive range: 770 to 1185 rpm. All other rpms require field-supplied drive.

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Carrier 48HE003---006, 48HJ004---007 installation instructions 48HE,HJ, Belt Drive

Contents

48HJ004---007 48HE003---006 SAFETY CONSIDERATIONSInstallation Instructions ELECTRICAL SHOCK HAZARDSLAB MOUNT Horizontal Units Only INSTALLATIONStep 3 -InstallExternal Trap for Condensate Drain FIRE, EXPLOSION HAZARDFig. 2 --- Roof Curb Details 48HE,HJ48HJ004-007 PROPERTY DAMAGE HAZARD Step 5 -InstallFlue HoodStep 6 -InstallGas Piping positioningPROPERTY DAMAGE HAZARD 48HE,HJFig. 7 --- Roof Curb Alignment FIRE, EXPLOSION HAZARD48HE,HJ Fig. 8 --- 48HJ004-007Base Unit DimensionsC06112 48HE,HJ Fig. 9 --- 48HE003-006Base Unit DimensionsC06113 field power supply Fig. 11 --- Gas Piping Guide With AccessoryThru-the-CurbService Connections field control wiring48HE,HJ Table 1-PhysicalData 48HJ48HE,HJ TABLE 1 - PHYSICAL DATA 48HJ contTable 2-PHYSICALDATA 48HE 48HE,HJ TABLE 2 - PHYSICAL DATA 48HE cont48HE,HJ Fig. 12 --- Power Wiring ConnectionsFig. 15 --- Field Control Wiring CONTROLTable 3-ElectricalData 48HE 48HE,HJ48HE003---006 48HE,HJ Table 4-ElectricalData 48HJ48HE,HJ Table 4-ElectricalData 48HJ contFig. 16 --- Accessory Field-InstalledHumidistat Step 8 -Adjust Factory-InstalledOptionscobra energy recovery units AssemblyLTLO - Low Temperature Lockout Humidistat Wiring 208/230-VUnit ShownDamper Installed Factory WiringOutdoor Air Temperature Sensor OAT Fig. 23 --- Outdoor-AirDamper Position SettingInstall the Supply Air Temperature SAT Sensor Install the Indoor Air Quality CO2 Sensor48HE,HJ TEMPERATURE SENSORTEMPERATURE SENSOR Table 5-PremierLink Sensor Usage48HE,HJ Fig. 25 --- PremierLinktController InstalledFig. 26 --- Typical PremierLink Control Wiring PremierLinkFig. 28 --- Differential Enthalpy Control 48HE,HJReturn Air Enthalphy Sensor Sensor and Mounting Plate 33AMKITENT006Outdoor Air Temperature OAT Sensor Fig. 31 --- Typical Access Panel LocationsFig. 33 --- Indoor Coil Access Panel Relocation 48HE,HJFig. 35 --- Filter Installation Supply Air Temperature SAT SensorTable 6-SupplyAir Sensor Temperature 48HE,HJ48HE,HJ EconoMi$er IV WiringOutdoor Enthalpy Changeover Differential Enthalphy Control Exhaust Set Point Adjustment48HE,HJ Fig. 39 --- Outdoor-AirDamper Leakage48HE,HJ Fig. 43 --- Outside Air TemperatureFig. 44 --- Return Air Temperature or Enthalpy Minimum Position ControlFig. 45 --- Enthalpy Changeover Set Points 48HE,HJ+ TR Demand Controlled Ventilation DCVStep 9 -Adjust Evaporator-FanSpeed Fig. 47 --- CO2 Sensor Maximum Range SettingCO2 Sensor Configuration 48HE,HJ48HE,HJ Table 8-CO2 Sensor Standard SettingsFig. 50 --- Indoor-FanPulley Adjustment Fig. 49 --- Belt Drive Motor Mounting48HE,HJ Table 12-Accessorystatic pressureTable 11-Evaporator-FanMotor Data - Standard Motor Table 15-48HEOutdoor Sound Power Total Unit GENERAL FAN PERFORMANCE NOTESTable 14-48HJOutdoor Sound Power Total Unit 48HE,HJBelt Drive 48HE,HJBelt Drive 48HE,HJ Belt Drive48HE,HJ Standard Motor Belt Drive48HE,HJ Standard Motor Belt Drive48HE,HJ AIRFLOW48HE,HJ 1075Belt Drive 48HE,HJBelt Drive Belt Drive 48HE,HJBelt Drive 48HE,HJ Standard Motor Belt Drive48HE,HJ Standard Motor Belt Drive48HE,HJ 0.8048HE,HJ 0.64Step 6 -InternalWiring PRE-START-UPSTART-UP Step 7 -RefrigerantService PortsStep 11 -MainBurners 48HE,HJStep 10 -Cooling Table 37-AltitudeCompensationStep 14 -VentilationContinuous Fan Step 13 -SafetyRelief48HE,HJ Step 15 -OperatingSequence48HE,HJ Fig. 51 --- DX Cooling TemperatureFig. 52 --- Economizer Temperature Routine 3 OATSubcooling Mode UNITS WITH HUMIDI-MIZER ADAPTIVEDEHUMIDIFICATION SYSTEM Normal Design Operation Fig. 53 --- Humidi-MiZerNormalFig. 56 --- Cleaning Condenser Coil SERVICEStep 1 -Cleaning 48HE,HJ48HE,HJ Step 3 -Condenser-FanAdjustmentStep 6 -HighPressure Switch Fig. 57 --- Propping Up Top PanelFig. 61 --- Cooling Charging Chart Step 7 -Loss-of-ChargeSwitchFig. 60 --- Cooling Charging Chart 48HE,HJFig. 63 --- Cooling Charging Chart Fig. 62 --- Cooling Charging ChartFig. 64 --- Cooling Charging Chart, 48HJ004 with Fig. 65 --- Cooling Charging Chart, 48HJ005 withTO USE COOLING CHARGING CHART, STANDARD UNIT Fig. 66 --- Cooling Charging Chart, 48HJ005 withFig. 67 --- Cooling Charging Chart, 48HJ007 with 48HE,HJFig. 70 --- Cooling Charging Chart Fig. 68 --- Cooling Charging ChartFig. 69 --- Cooling Charging Chart Fig. 71 --- Cooling Charging Chart48HE,HJ Step 12 -LimitSwitchTable 40-LEDError Code Description Step 13 -BurnerIgnition5. Reinstall burner rack as described above Fig. 74 --- Spark Gap AdjustmentCleaning and Adjustment Step 15 -ReplacementParts48HE,HJ Contactor, CompressorStep 2 -Economi$erIV Troubleshooting TROUBLESHOOTINGStep 1 -UnitTroubleshooting economi$er IV troubleshooting completion48HE,HJ Table 41-LEDError Code Service AnalysisCOMPONENT DAMAGE HAZARD Table 42- Heating Service Analysis 48HE,HJTable 45-CoolingService Analysis 48HE,HJTable 46-EconoMi$erIV Input/Output Logic 48HE,HJFig. 76 --- EconoMi$er IV Functional View I. PRELIMINARY INFORMATION START-UPCHECKLIST Remove and Store in Job FileTEMPERATURES III.START-UP