Manuals / Carrier / Household Appliance / Air Conditioner

Carrier 48HJ004---007, 48HE003---006 48HE,HJ, Roof Curb Details, 48HJ004-007

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

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CONNECTOR

D ALT

ACCESSORY

DRAIN

GAS

POWER

CONTROL

PKG. ACCY.

HOLE

POWER

CRBTMPWR001A01

3/4

3/4 [19] NPT

CRBTMPWR002A01

1 -911/16

1 -4

13/4

[19] NPT

11/4 [31.7]

1/2

CRBTMPWR003A01

3/4 [19] NPT

[551]

[406]

[44.5]

[12.7]

[12.7] NPT

CRBTMPWR004A01

11/4 [31.7]

[19] NPT

ROOF CURB	A	UNIT
ACCESSORY		SIZE

CRRFCURB001A01	1 -2	48HJ004-007
	[356]

CRRFCURB002A01	2 -0	48HE003-006
	[610]

NOTES:

1.Roof curb accessory is shipped disassembled.

2.Insulated panels.

3. Dimensions in [ ] are in millimeters.

4.Roof curb: galvanized steel.

5.Attach ductwork to curb (flanges of duct rest on curb).

6.Service clearance: 4 ft on each side.

7. Direction of airflow.

8.Connector packages CRBTMPWR001A01 and 002A01 are for thru-the-curb type gas. Packages CRBTMPWR003A01 and 004A01 are for thru-the-bottom type gas connections.

48HE,HJ

C06109

Fig. 2 ---Roof Curb Details

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Carrier 48HJ004---007, 48HE003---006 installation instructions 48HE,HJ, Roof Curb Details, 48HJ004-007

Contents

ELECTRICAL SHOCK HAZARD SAFETY CONSIDERATIONSInstallation Instructions 48HJ004---007 48HE003---006FIRE, EXPLOSION HAZARD INSTALLATIONStep 3 -InstallExternal Trap for Condensate Drain SLAB MOUNT Horizontal Units Only48HE,HJ Fig. 2 --- Roof Curb Details48HJ004-007 positioning Step 5 -InstallFlue HoodStep 6 -InstallGas Piping PROPERTY DAMAGE HAZARDFIRE, EXPLOSION HAZARD 48HE,HJFig. 7 --- Roof Curb Alignment PROPERTY DAMAGE HAZARDFig. 8 --- 48HJ004-007Base Unit Dimensions 48HE,HJC06112 Fig. 9 --- 48HE003-006Base Unit Dimensions 48HE,HJC06113 field control wiring Fig. 11 --- Gas Piping Guide With AccessoryThru-the-CurbService Connections field power supplyTable 1-PhysicalData 48HJ 48HE,HJTABLE 1 - PHYSICAL DATA 48HJ cont 48HE,HJTable 2-PHYSICALDATA 48HE TABLE 2 - PHYSICAL DATA 48HE cont 48HE,HJCONTROL Fig. 12 --- Power Wiring ConnectionsFig. 15 --- Field Control Wiring 48HE,HJ48HE,HJ Table 3-ElectricalData 48HE48HE003---006 Table 4-ElectricalData 48HJ 48HE,HJTable 4-ElectricalData 48HJ cont 48HE,HJAssembly Step 8 -Adjust Factory-InstalledOptionscobra energy recovery units Fig. 16 --- Accessory Field-InstalledHumidistatFactory Wiring Humidistat Wiring 208/230-VUnit ShownDamper Installed LTLO - Low Temperature LockoutInstall the Indoor Air Quality CO2 Sensor Fig. 23 --- Outdoor-AirDamper Position SettingInstall the Supply Air Temperature SAT Sensor Outdoor Air Temperature Sensor OATTable 5-PremierLink Sensor Usage TEMPERATURE SENSORTEMPERATURE SENSOR 48HE,HJPremierLink Fig. 25 --- PremierLinktController InstalledFig. 26 --- Typical PremierLink Control Wiring 48HE,HJSensor and Mounting Plate 33AMKITENT006 48HE,HJReturn Air Enthalphy Sensor Fig. 28 --- Differential Enthalpy Control48HE,HJ Fig. 31 --- Typical Access Panel LocationsFig. 33 --- Indoor Coil Access Panel Relocation Outdoor Air Temperature OAT Sensor48HE,HJ Supply Air Temperature SAT SensorTable 6-SupplyAir Sensor Temperature Fig. 35 --- Filter InstallationEconoMi$er IV Wiring 48HE,HJOutdoor Enthalpy Changeover Fig. 39 --- Outdoor-AirDamper Leakage Exhaust Set Point Adjustment48HE,HJ Differential Enthalphy ControlMinimum Position Control Fig. 43 --- Outside Air TemperatureFig. 44 --- Return Air Temperature or Enthalpy 48HE,HJDemand Controlled Ventilation DCV 48HE,HJ+ TR Fig. 45 --- Enthalpy Changeover Set Points48HE,HJ Fig. 47 --- CO2 Sensor Maximum Range SettingCO2 Sensor Configuration Step 9 -Adjust Evaporator-FanSpeedFig. 49 --- Belt Drive Motor Mounting Table 8-CO2 Sensor Standard SettingsFig. 50 --- Indoor-FanPulley Adjustment 48HE,HJTable 12-Accessorystatic pressure 48HE,HJTable 11-Evaporator-FanMotor Data - Standard Motor 48HE,HJ GENERAL FAN PERFORMANCE NOTESTable 14-48HJOutdoor Sound Power Total Unit Table 15-48HEOutdoor Sound Power Total Unit48HE,HJ Belt DriveBelt Drive Belt Drive 48HE,HJStandard Motor Belt Drive 48HE,HJStandard Motor Belt Drive 48HE,HJAIRFLOW 48HE,HJ1075 48HE,HJ48HE,HJ Belt DriveBelt Drive 48HE,HJ Belt DriveBelt Drive Standard Motor Belt Drive 48HE,HJStandard Motor Belt Drive 48HE,HJ0.80 48HE,HJ0.64 48HE,HJStep 7 -RefrigerantService Ports PRE-START-UPSTART-UP Step 6 -InternalWiringTable 37-AltitudeCompensation 48HE,HJStep 10 -Cooling Step 11 -MainBurnersStep 15 -OperatingSequence Step 13 -SafetyRelief48HE,HJ Step 14 -VentilationContinuous FanRoutine 3 OAT Fig. 51 --- DX Cooling TemperatureFig. 52 --- Economizer Temperature 48HE,HJFig. 53 --- Humidi-MiZerNormal UNITS WITH HUMIDI-MIZER ADAPTIVEDEHUMIDIFICATION SYSTEM Normal Design Operation Subcooling Mode48HE,HJ SERVICEStep 1 -Cleaning Fig. 56 --- Cleaning Condenser CoilFig. 57 --- Propping Up Top Panel Step 3 -Condenser-FanAdjustmentStep 6 -HighPressure Switch 48HE,HJ48HE,HJ Step 7 -Loss-of-ChargeSwitchFig. 60 --- Cooling Charging Chart Fig. 61 --- Cooling Charging ChartFig. 65 --- Cooling Charging Chart, 48HJ005 with Fig. 62 --- Cooling Charging ChartFig. 64 --- Cooling Charging Chart, 48HJ004 with Fig. 63 --- Cooling Charging Chart48HE,HJ Fig. 66 --- Cooling Charging Chart, 48HJ005 withFig. 67 --- Cooling Charging Chart, 48HJ007 with TO USE COOLING CHARGING CHART, STANDARD UNITFig. 71 --- Cooling Charging Chart Fig. 68 --- Cooling Charging ChartFig. 69 --- Cooling Charging Chart Fig. 70 --- Cooling Charging ChartStep 13 -BurnerIgnition Step 12 -LimitSwitchTable 40-LEDError Code Description 48HE,HJStep 15 -ReplacementParts Fig. 74 --- Spark Gap AdjustmentCleaning and Adjustment 5. Reinstall burner rack as described aboveContactor, Compressor 48HE,HJeconomi$er IV troubleshooting completion TROUBLESHOOTINGStep 1 -UnitTroubleshooting Step 2 -Economi$erIV TroubleshootingTable 41-LEDError Code Service Analysis 48HE,HJCOMPONENT DAMAGE HAZARD 48HE,HJ Table 42- Heating Service Analysis48HE,HJ Table 45-CoolingService Analysis48HE,HJ Table 46-EconoMi$erIV Input/Output LogicFig. 76 --- EconoMi$er IV Functional View III.START-UP START-UPCHECKLIST Remove and Store in Job FileTEMPERATURES I. PRELIMINARY INFORMATION