Carrier 48HE003---006, 48HJ004---007 installation instructions Hee Hed

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48HE,HJ

TABLE 2 — PHYSICAL DATA 48HE (cont)

BASE UNIT 48HE

HD/E/F003

 

HE/F/H/K/M/N004

 

HD/E/F/G/H/K/L/M/N005

 

HD/E/F/G/H/K/L/M/N006

FURNACE SECTION

 

 

 

 

 

 

 

 

 

 

Rollout Switch Cutout Temp (F)†

195

 

 

195

 

 

195

 

 

195

Burner Orifice Diameter (in. ...drill size)**

 

 

HJE .113...33

 

HJD .113...33

 

HJD .113...33

Natural Gas — Std*

 

 

 

 

 

HEE .089...43

 

HJF .113...33

 

HJE .113...33

 

HJE .113...33

 

 

 

 

 

HJF .129...30

 

HJF .129...30

 

 

HJH .113...33

 

HJG .113...33

 

HJG .113...33

 

 

HJK .113...33

 

HJH .113...33

 

HJH .113...33

 

 

 

 

HJK .129...30

 

HJK .129...30

 

HEM .089...43

 

HJM .102...38

 

HJL .102...38

 

HJL .102...38

 

 

HJN .102...38

 

HJM .102...38

 

HJM .102...38

 

 

 

 

HJN .116...32

 

HJN .116...32

Liquid Propane — Alt††

HEE .073...49

 

HJE .089...43

 

HJD .089...43

 

HJD .089...43

 

 

 

HJF .089...43

 

HJE .089...43

 

HJE .089...43

 

 

 

 

 

HJF .104...37

 

HJF .104...37

 

 

HJH .089...43

 

HJG .089...43

 

HJG .089...43

 

 

HJK .089...43

 

HJH .089...43

 

HJH .089...43

 

 

 

 

HJK .102...37

 

HJK .104...37

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Thermostat Heat Anticipator Setting (amps)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

208/230/460/575 v

 

 

 

 

 

 

 

 

 

 

First Stage

.14

 

 

.14

 

 

.14

 

 

.14

Second Stage

.14

 

 

.14

 

 

.14

 

 

.14

Gas Input (Btuh)

HEE 50,000/ ---

 

HEE

 

 

HED

50,000/ 72,000

 

HED

50,000/ 72,000

First Stage/Second Stage

 

 

 

 

 

 

50,000/

72,000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HEF

 

 

HEE

82,000/115,000

 

HEE

82,000/115,000

 

 

 

82,000/115,000

 

 

 

 

 

 

 

 

 

 

 

HEF 120,000/150,000

 

HEF 120,000/150,000

 

 

HEH*** —/ 72,000

 

HEG*** —/ 72,000

 

HEG*** —/ 72,000

 

 

HJK***—/115,000

 

HEH*** —/115,000

 

HEH*** —/115,000

 

 

 

 

HEK*** —/150,000

 

HEK*** —/150,000

 

 

HEM††† —/ 60,000

 

HEL†††

—/ 60,000

 

HEL†††

—/ 60,000

 

 

HEN††† —/ 90,000

 

HEM††† —/ 90,000

 

HEM†††—/ 90,000

 

 

 

 

HEN††† —/120,000

 

HEN††† —/120,000

Efficiency (Steady State) (%)

HEE 81

 

HEE 82.8

 

HED 82.8

 

HED 82.8

 

 

 

HEF 80

 

 

HEE 81

 

 

HEE 81

 

 

 

 

 

 

HEF 80.4

 

HEF 80.4

 

 

HEH 82

 

 

HEG 82

 

 

HEG 82

 

 

 

HEK 80

 

 

HEH 81

 

 

HEH 81

 

 

 

 

 

HEK 80

 

 

HEK 80

 

 

 

HEM 80.2

 

HEL 80.2

 

HEL 80.2

 

HEM 81

 

HEN 81

 

 

HEM 81

 

 

HEM 81

 

 

 

 

 

HEN 80.7

 

HEN 80.7

Temperature Rise Range

 

 

HEE 25-55

 

HED 25-25

 

HED 25-55

 

HEE 25-65

 

HEF 55-85

 

HEE 35-65

 

HEE 35-65

 

 

 

 

 

HEF 50-80

 

HEF 50-80

 

 

HEH 25-55

 

HEG 25-55

 

HEG 25-55

 

 

HEK 55-85

 

HEH 35-65

 

HEH 35-65

 

 

 

 

HEK 50-80

 

HEK 50-80

 

 

HEM 20-50

 

HEL 20-50

 

HEL 20-50

 

 

HEN 30-60

 

HEM 30-60

 

HEM 30-60

Manifold Pressure (in. wg)

 

 

 

HEN 40-70

 

HEN 40-70

 

 

 

 

 

 

 

 

 

 

Natural Gas — Std

3.5

 

 

3.5

 

 

3.5

 

 

3.5

Liquid Propane — Alt††

3.5

 

 

3.5

 

 

3.5

 

 

3.5

Maximum Static Pressure (in. wg)

1.0

 

 

1.0

 

 

1.0

 

 

1.0

Field Gas Connection Size (in.)

1/2

 

 

1/2

 

 

1/2

 

 

1/2

HIGH-PRESSURE SWITCH (psig)

 

 

 

 

 

 

 

 

 

 

Standard Compressor Internal Relief

 

 

 

 

450 ± 50

 

 

 

 

Cutout

 

 

 

 

428

 

 

 

 

Reset (Auto.)

 

 

 

 

320

 

 

 

 

LOSS-OF-CHARGE SWITCH (Liquid LIne) (psig)

 

 

 

 

 

 

 

 

 

 

Cutout

 

 

 

 

7 ± 3

 

 

 

 

Reset (Auto.)

 

 

 

 

22 ± 5

 

 

 

 

FREEZE PROTECTION THERMOSTAT

 

 

 

 

 

 

 

 

 

 

Opens (F)

 

 

 

 

30 ± 5

 

 

 

 

Closes (F)

 

 

 

 

45 ± 5

 

 

 

 

OUTDOOR-AIR INLET SCREENS

 

Cleanable. Screen quantity and size varies with option selected.

 

RETURN-AIR FILTERS

 

 

 

 

Throwaway

 

 

Quantity...Size (in.)

 

 

 

 

 

 

2...16 x 25 x 2

 

 

LEGEND

 

 

Low NOx requirement only applies to natural gas units.

 

 

Bhp — Brake Horsepower

 

 

Three-phase standard models have heating inputs as shown. Single-phase standard

*Stainless steel models use same orifices as equivalent standard unit.

 

models have one-stage heating with heating input values as shown in heatin capac-

 

ity tables.

 

 

 

 

 

 

†Indicates automatic reset.

 

 

 

 

 

 

 

 

 

 

***These units do NOT meet the California low NOx requirements.

 

**≤72,000 Btuh heat input units have 2 burners. 90,000 and

120,000 Btuh heat

 

 

 

†††California SCAQMD compliant low NOx models have combustion products that are

input units have 3 burners. 115,000 Btuh heat input units and 150,000 Btuh Heat

 

controlled to 40 nanograms per joule or less.

 

 

input units have 3 burners.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

††An LP kit is available as an accessory. An LP conversion kit should not be used on a

 

 

 

 

 

 

 

 

 

low NOx unit because then it can no longer be classified as a Low NOx unit. The

 

 

 

 

 

 

 

 

 

12

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Contents Installation Instructions Electrical Shock HazardFIRE, Explosion Hazard Roof CurbAlternate Unit Support 48HE,HJ Install Flue Hood Property Damage HazardPositioning Unit Operating Dimensions Weight 48HE48HJ 48HJ004-007 Base Unit Dimensions 48HE003-006 Base Unit Dimensions Field power supply Field control wiringHeat anticipator settings Physical Data 48HJ Nominal CapacityHJE HJD Physical Data 48HE HEE HED Power Wiring Connections Electrical Data 48HE 48HE003---006Electrical Data 48HJ 38.2 242 208/230---3---60 187 254 12.4 Assembly HUMIDI-MIZERADAPTIVE Dehumidification SystemManual outdoor damper Convenience outletTypical Humidi-MiZer t Adaptive Dehumidification System Install the Supply Air Temperature SAT Sensor Outdoor Air Temperature Sensor OATInstall the Indoor Air Quality CO2 Sensor Enthalpy Sensors and ControlPremierLinkSensor Usage PremierLink ControllerPremierLinktController Installed Return Air Enthalphy Sensor EconoMi$er IV Component LocationsOutdoor Air Temperature OAT Sensor ECONOMI$ER IV Standard SensorsECONOMI$ER IV Control Modes EconoMi$er IV Wiring RUNExhaust Set Point Adjustment Differential Enthalphy ControlIndoor Air Quality IAQ Sensor Input Minimum Position Control ThermostatsDamper Movement Enthalpy Changeover Set Points Demand Controlled Ventilation DCVAdjust Evaporator-Fan Speed Dehumidification of Fresh Air with DCV ControlBelt drive motors CO2Sensor Standard Settings Belt Drive Motor Mounting48HJ Fan Rpm at Motor Pulley Setting With High-Static Motor Accessory static pressureEvaporator-Fan Motor Data Standard Motor Evaporator-Fan Motor Data High-Static Motors48HJ Outdoor Sound Power Total Unit 48HE Outdoor Sound Power Total UnitUnit ARI Octave Bands Rating AirflowRpm Bhp 11001200 1300Rpm Bhp Watts Rpm Bhp Watts Watts Rpm Bhp 12001600 1700Rpm Bhp Watts 1500 1642 2333 1704Watts Rpm Bhp 1800 26002700 2800Bhp Watts Rpm 2700 2800 2900 3000Bhp 600 Bhp Watts 900 Watts RpmWatts Rpm Bhp 900 1700 1800 1900 2000 Bhp Watts1900 2000 2100 2200 2300 2400 2500 800 350 904 438 999 535 1087 640 1169 753 913 569 1250 1500 1750 2000 2250 2500 2750 3000 Internal Wiring Refrigerant Service PortsUnit Preparation Gas PipingCooling Main BurnersHeating Safety Relief Ventilation Continuous FanOperating Sequence Cooling units without economizer Heating units without economizerDX Cooling Temperature Control Example Routine 3 OATSubcooling Mode Units with HUMIDI-MIZERADAPTIVE Dehumidification SystemNormal Design Operation Cleaning Evaporator CoilCondenser coil One-Row CoilsCondenser-Fan Adjustment High Pressure SwitchFilters Lubrication CompressorHUMIDI-MIZERSYSTEM Charging Cooling Charging Chart Standard 48HJ006 To USE Cooling Charging CHART, Standard Unit Flue Gas Passageways Combustion-Air BlowerLimit Switch LED Error Code DescriptionRemoval and Replacement of GAS Train See Burner IgnitionReplacement Parts LOW HeatOFM Unit Troubleshooting Economi$er IV TroubleshootingDcv demand controlled ventilation and power exhaust Economi$er IV troubleshooting completionLED Error Code Service Analysis Symptom Cause RemedyComponent Damage Hazard LED OFFHeating Service Analysis Problem Cause RemedyCooling Service Analysis EconoMi$er IV Input/Output Logic Inputs OutputsSTART-UP Checklist

48HJ004---007, 48HE003---006 specifications

Carrier has long been a trusted name in the HVAC industry, and its models 48HJ004---007 and 48HE003---006 continue that legacy, offering efficient, reliable climate control solutions. These models are designed for different applications, ensuring optimal performance in a variety of environments.

The 48HJ series features advanced rooftop units that are ideal for commercial settings. They come equipped with high-efficiency scroll compressors that provide superior cooling and heating capabilities. This series is noted for its compact design, allowing for easy installation on rooftops or other constrained spaces. The units offer variable capacity operation, which enables them to efficiently meet varying heating and cooling demands without unnecessary energy consumption.

One of the standout features of the 48HJ series is its use of advanced microprocessor controls. This technology allows for precise temperature management and system diagnostics, enhancing the ease of operation while ensuring maximum comfort. Additionally, the series supports advanced connectivity options, enabling integration with building management systems. This allows for remote monitoring and control, making it easier for facility managers to keep track of performance and energy usage.

On the other hand, the 48HE series specializes in high-efficiency heating and cooling performance. These units are designed for larger commercial spaces and come with robust features for enhanced durability and efficiency. Like the 48HJ series, the 48HE models utilize scroll compressors and are equipped with a high-efficiency fan setup for improved airflow and reduced noise levels.

The 48HE also includes an innovative heat pump option, which allows the system to reverse the cooling process to provide heating, making it versatile across different seasonal demands. Both series are designed with eco-friendly refrigerants that comply with the latest environmental regulations, ensuring a minimized ecological footprint.

In terms of energy efficiency, both the 48HJ and 48HE series hold impressive SEER and EER ratings, contributing to reduced operational costs over time. The units are also built with durable, corrosion-resistant materials, ensuring longevity and low maintenance needs.

In conclusion, Carrier 48HJ004---007 and 48HE003---006 models are designed with cutting-edge technology, energy efficiency, and flexibility in mind. Their robust features make them ideal choices for commercial applications, providing reliable comfort and operational excellence. Whether for cooling or heating, these systems stand out in performance and sustainability, earning Carrier's reputation as a leader in the HVAC market.