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

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

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Table 24—Fan Performance 48HJ007 — 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
1800	967	0.63	563	1075	0.80	715	1170	0.97	861	1255	1.13	1002	1333	1.28	1139
1900	1008	0.72	643	1112	0.91	805	1205	1.08	960	1289	1.25	1111	1366	1.42	1258
2000	1049	0.82	731	1151	1.02	903	1241	1.20	1068	1323	1.38	1228	1399	1.56	1384
2100	1091	0.93	827	1189	1.14	1008	1278	1.33	1183	1358	1.52	1353	1433	1.71	1519
2200	1133	1.05	933	1229	1.26	1123	1315	1.47	1308	1393	1.67	1487	1467	1.87	1662
2300	1176	1.18	1047	1268	1.40	1247	1352	1.62	1441	1429	1.84	1630	1501	2.04	1815
2400	1218	1.32	1170	1308	1.55	1380	1390	1.78	1584	1466	2.01	1782	1537	2.23	1977
2500	1261	1.47	1304	1349	1.72	1523	1429	1.96	1736	1503	2.19	1945	—	—	—
2600	1305	1.63	1448	1390	1.89	1677	1468	2.14	1900	1540	2.38	2117	—	—	—
2700	1348	1.80	1602	1431	2.07	1841	1507	2.33	2073	—	—	—	—	—	—
2800	1392	1.99	1768	1472	2.27	2016	—	—	—	—	—	—	—	—	—
2900	1435	2.19	1945	—	—	—	—	—	—	—	—	—	—	—	—
3000	1479	2.40	2135	—	—	—	—	—	—	—	—	—	—	—	—

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
1800	1406	1.43	1273	1475	1.58	1403	1540	1.72		1531		1601	1.87	1657	1660	2.00	1780
1900	1438	1.58	1401	1505	1.73	1541	1569	1.89		1678		1630	2.04	1813	1689	2.19	1945
2000	1470	1.73	1537	1537	1.90	1686	1600	2.06		1833		1660	2.23	1977	1718	2.38	2118
2100	1502	1.89	1681	1568	2.07	1840	1631	2.25		1996		—	—	—	—	—	—
2200	1535	2.06	1834	1600	2.25	2002	—	—		—		—	—	—	—	—	—
2300	1569	2.25	1996	—	—	—	—	—		—		—	—	—	—	—	—
2400	—	—	—	—	—	—	—	—		—		—	—	—	—	—	—
2500	—	—	—	—	—	—	—	—		—		—	—	—	—	—	—
2600	—	—	—	—	—	—	—	—		—		—	—	—	—	—	—
2700	—	—	—	—	—	—	—	—		—		—	—	—	—	—	—
2800	—	—	—	—	—	—	—	—		—		—	—	—	—	—	—
2900	—	—	—	—	—	—	—	—		—		—	—	—	—	—	—
3000	—	—	—	—	—	—	—	—		—		—	—	—	—	—	—
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: 1119 to 1585 rpm. All other rpms require field-supplied drive.

48HE,HJ

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

Contents

Installation Instructions SAFETY CONSIDERATIONS48HJ004---007 48HE003---006 ELECTRICAL SHOCK HAZARDStep 3 -InstallExternal Trap for Condensate Drain INSTALLATIONSLAB MOUNT Horizontal Units Only FIRE, EXPLOSION HAZARDFig. 2 --- Roof Curb Details 48HE,HJ48HJ004-007 Step 6 -InstallGas Piping Step 5 -InstallFlue HoodPROPERTY DAMAGE HAZARD positioningFig. 7 --- Roof Curb Alignment 48HE,HJPROPERTY DAMAGE HAZARD FIRE, EXPLOSION HAZARD48HE,HJ Fig. 8 --- 48HJ004-007Base Unit DimensionsC06112 48HE,HJ Fig. 9 --- 48HE003-006Base Unit DimensionsC06113 Thru-the-CurbService Connections Fig. 11 --- Gas Piping Guide With Accessoryfield power supply field control wiringTable 1-PhysicalData 48HJ 48HE,HJTABLE 1 - PHYSICAL DATA 48HJ cont 48HE,HJTable 2-PHYSICALDATA 48HE TABLE 2 - PHYSICAL DATA 48HE cont 48HE,HJFig. 15 --- Field Control Wiring Fig. 12 --- Power Wiring Connections48HE,HJ CONTROLTable 3-ElectricalData 48HE 48HE,HJ48HE003---006 Table 4-ElectricalData 48HJ 48HE,HJTable 4-ElectricalData 48HJ cont 48HE,HJcobra energy recovery units Step 8 -Adjust Factory-InstalledOptionsFig. 16 --- Accessory Field-InstalledHumidistat AssemblyDamper Installed Humidistat Wiring 208/230-VUnit ShownLTLO - Low Temperature Lockout Factory WiringInstall the Supply Air Temperature SAT Sensor Fig. 23 --- Outdoor-AirDamper Position SettingOutdoor Air Temperature Sensor OAT Install the Indoor Air Quality CO2 SensorTEMPERATURE SENSOR TEMPERATURE SENSOR48HE,HJ Table 5-PremierLink Sensor UsageFig. 26 --- Typical PremierLink Control Wiring Fig. 25 --- PremierLinktController Installed48HE,HJ PremierLinkReturn Air Enthalphy Sensor 48HE,HJFig. 28 --- Differential Enthalpy Control Sensor and Mounting Plate 33AMKITENT006Fig. 33 --- Indoor Coil Access Panel Relocation Fig. 31 --- Typical Access Panel LocationsOutdoor Air Temperature OAT Sensor 48HE,HJTable 6-SupplyAir Sensor Temperature Supply Air Temperature SAT SensorFig. 35 --- Filter Installation 48HE,HJ48HE,HJ EconoMi$er IV WiringOutdoor Enthalpy Changeover 48HE,HJ Exhaust Set Point AdjustmentDifferential Enthalphy Control Fig. 39 --- Outdoor-AirDamper LeakageFig. 44 --- Return Air Temperature or Enthalpy Fig. 43 --- Outside Air Temperature48HE,HJ Minimum Position Control+ TR 48HE,HJFig. 45 --- Enthalpy Changeover Set Points Demand Controlled Ventilation DCVCO2 Sensor Configuration Fig. 47 --- CO2 Sensor Maximum Range SettingStep 9 -Adjust Evaporator-FanSpeed 48HE,HJFig. 50 --- Indoor-FanPulley Adjustment Table 8-CO2 Sensor Standard Settings48HE,HJ Fig. 49 --- Belt Drive Motor Mounting48HE,HJ Table 12-Accessorystatic pressureTable 11-Evaporator-FanMotor Data - Standard Motor Table 14-48HJOutdoor Sound Power Total Unit GENERAL FAN PERFORMANCE NOTESTable 15-48HEOutdoor Sound Power Total Unit 48HE,HJBelt Drive 48HE,HJBelt Drive Belt Drive 48HE,HJStandard Motor Belt Drive 48HE,HJStandard Motor Belt Drive 48HE,HJAIRFLOW 48HE,HJ1075 48HE,HJBelt Drive 48HE,HJBelt Drive Belt Drive 48HE,HJBelt Drive Standard Motor Belt Drive 48HE,HJStandard Motor Belt Drive 48HE,HJ0.80 48HE,HJ0.64 48HE,HJSTART-UP PRE-START-UPStep 6 -InternalWiring Step 7 -RefrigerantService PortsStep 10 -Cooling 48HE,HJStep 11 -MainBurners Table 37-AltitudeCompensation48HE,HJ Step 13 -SafetyReliefStep 14 -VentilationContinuous Fan Step 15 -OperatingSequenceFig. 52 --- Economizer Temperature Fig. 51 --- DX Cooling Temperature48HE,HJ Routine 3 OATDEHUMIDIFICATION SYSTEM Normal Design Operation UNITS WITH HUMIDI-MIZER ADAPTIVESubcooling Mode Fig. 53 --- Humidi-MiZerNormalStep 1 -Cleaning SERVICEFig. 56 --- Cleaning Condenser Coil 48HE,HJStep 6 -HighPressure Switch Step 3 -Condenser-FanAdjustment48HE,HJ Fig. 57 --- Propping Up Top PanelFig. 60 --- Cooling Charging Chart Step 7 -Loss-of-ChargeSwitchFig. 61 --- Cooling Charging Chart 48HE,HJFig. 64 --- Cooling Charging Chart, 48HJ004 with Fig. 62 --- Cooling Charging ChartFig. 63 --- Cooling Charging Chart Fig. 65 --- Cooling Charging Chart, 48HJ005 withFig. 67 --- Cooling Charging Chart, 48HJ007 with Fig. 66 --- Cooling Charging Chart, 48HJ005 withTO USE COOLING CHARGING CHART, STANDARD UNIT 48HE,HJFig. 69 --- Cooling Charging Chart Fig. 68 --- Cooling Charging ChartFig. 70 --- Cooling Charging Chart Fig. 71 --- Cooling Charging ChartTable 40-LEDError Code Description Step 12 -LimitSwitch48HE,HJ Step 13 -BurnerIgnitionCleaning and Adjustment Fig. 74 --- Spark Gap Adjustment5. Reinstall burner rack as described above Step 15 -ReplacementPartsContactor, Compressor 48HE,HJStep 1 -UnitTroubleshooting TROUBLESHOOTINGStep 2 -Economi$erIV Troubleshooting economi$er IV troubleshooting completion48HE,HJ Table 41-LEDError Code Service AnalysisCOMPONENT DAMAGE HAZARD 48HE,HJ Table 42- Heating Service Analysis48HE,HJ Table 45-CoolingService AnalysisTable 46-EconoMi$erIV Input/Output Logic 48HE,HJFig. 76 --- EconoMi$er IV Functional View TEMPERATURES START-UPCHECKLIST Remove and Store in Job FileI. PRELIMINARY INFORMATION III.START-UP