Carrier 48TJ016-028 AOlI so+Nocv, SR117, EconoMi$erlV Controller 002 Sensor Maximum Range Setting

Page 27

85 90 95 100 105 110

(29) (32) (35) (38) (41) (43)

CONTROL

CONTROL

POINT

CURVE

APPROX.

°F (°C)

 

AT 50% RH

A

73 (23)

B

70 (21)

C67/19)

D63 (17)

\1 /I \

XI IX _

CURVE

35

40

45

50

55

60

65

70

75

80

85

90

95

100

105

110

(2)(4) (7) (10) (13) (16) (18) (21) (24) (27) (29) (32) (35) (38) (41) (43)

APPROXIMATE DRY BULB TEMPERATURE-- °F (°C)

Fig. 40 --Enthalpy Changeover Set Points

...........................................TRr_'_ TR1

 

 

 

 

 

 

CO 2 SENSOR MAX RANGE SETTING

 

 

 

 

 

 

6000

 

 

 

 

 

 

 

 

 

 

 

5000

 

 

 

 

 

 

 

 

 

 

o_

 

 

 

 

 

 

 

 

 

 

 

Z

 

 

 

 

 

 

 

 

 

 

 

iO

4000

 

 

 

 

 

 

 

 

DCV

2

 

 

 

 

 

 

 

 

 

 

 

CE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

OV

 

 

3000

 

 

 

 

 

 

 

 

 

5

,7-

 

 

 

 

 

 

 

 

 

 

Z

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

_AO_

 

DCV

 

©

2000

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

AOlI'so+N_ocv_ '

4

w

 

 

 

 

 

 

 

SO_l_JI

 

 

 

:_

1000

 

 

 

 

 

 

 

 

 

CE

 

 

 

 

 

 

 

SR+

tee

 

EF1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

sR_1___17 °

 

 

DAMPER VOLTAGE FOR

MAX

VENTILATION

RATE

..... ..... ....

 

 

 

 

 

 

 

2

3

4

5

6

7

8

Fig. 41 --

EconoMi$erlV

Controller

 

Fig. 42 --

002

Sensor

Maximum

Range Setting

27

Page 26 Page 28
Image 27
Page 26 Page 28
Contents Installation, Start-Up Service Instructions Package no Height Accessory CurbRig and Place Unit --Do not diop unit 14-3/4OUTLINEGPUN,T Unit DimensionsSpreaderbars Detail a Unit Base RailSTD Unit Economizer DIM B DIM C Unit WeightDIM a DIM B DIM C Weight BTD Unit Unit WeightEvaporator FAN Physical DataUnit 48TJ Furnace Section Freeze Protection Thermostat FOUTDOOR-AIR Inlet Screens Inside Install Flue Hood and Wind BaffleMake Unit Duct Connections -- Unit Trap Condensate Drain -- See FigOrifice Change -- This unit is factory as Orifice QuantityLP Gas Conversion VO Ltag E GASTBI Thermostat Assembly Field Control Thermostat WiringElectrical Data PAN Make Outdoor-Air Inlet Adjust- mentsSecuring Screws PanelMotormaster I Control Installation Install All Accessories-- Install all48TJ024,028 Motormaster V Control InstallationMotormaster V Control Package Usage Item DescriptionOutputs AdjustFactory-Installed OptionsGrinyel ELDWnti Econo MotorOutdoor AIR Return Application Temperature Sensor Enthalpy33CSENTHSW Differential Enthalpy Control Wiring JIN Unit OutdoorOptional Economiseriv and ECONOMISER2 EconoMiSerlVComponent Locations-- End ViewEconoMi$erlV Wiring ECONOMI$ERIV Supply Air Sensor Temperature Resistance ValuesEconoMi$erlV Sensor Usage Economiseriv Standard Sensors11t,4 EconoMi$erlV Controller 002 Sensor Maximum Range Setting AOlI so+NocvSR117 To x l---ff+ TR 002 Sensor Standard Settings Tran MOISTUREMI$ERLlsv LPSCrankcase Heater Size 028 and Units with Compressor RotationFan Performance --48TJD016 Low Heat Units Fan Performance --48TJD020 and 024 Low Heat UnitsAirflow Fan Performance --48TJF016 High Heat Units Fan Performance 48TJD028 Low Heat UnitsFan Performance --48TJF028 High Heat Units Fan Performance 48TJF020 and 024 High Heat UnitsAir Quantity Limits Accessory/FlOP Static PressureAccessory/FlOP Static Pressure In. wg --48TJ020-028 Fan Rpm at Motor Pulley SettingsEvaporator-Fan Motor Data Evaporator-Fan Motor EfficiencyOperating Sequence COOLING, Units with ECONOMISER2, Premier COOLING. Units with ECONOMISER2, PremierHEATING. Unit with ECONOMI$ER2, Premierlink OAT SPTTypical Gas Heating Section Coil Maintenance and Cleaning RecommenManufacturer Lubricant Evaporator Fan Performance AdjustmentLubrication Condenser and EVAPORATOR-FAN MotorWith Belt Evaporator Fan Service and ReplacementMotor Section Fixed Flange SINGLE-GROOVECondenser-Fan Adjustment Belt Tension Adjustment --To adjust belt tensionControl Circuit, 24-7--This control circuit is pro Gas Valve AdjustmentDiagnostic IGC Control LEDs-- The IGC bomd Protective DevicesSee 48TJD016D o,,-PL1o-12 1Oll IOll 1011BKR W/AT AHAUnit Troubleshooting- Refer to Tables 27-29 Than Normally Cooling Service AnalysisCause Remedy Will NotMoistureMi$er TM Dehumidification Heating Service AnalysisSubcooler Service Analysis Problem CauseEr LOC.rsOFF Valve Motor FaultOutputs EconoMi$erlV Input/Output LogicInputs DCVIndex Service Training Page Compressor Amps Supply FAN Amps Exhaust FAN Amps RETURN-AIR TemperatureModel no Serial no Date Supply Voltage

48TJ016-028 specifications

The Carrier 48TJ016-028 is a notable model in the range of packaged rooftop units designed by Carrier, a leader in heating, ventilation, and air conditioning (HVAC) solutions. Tailored specifically for commercial applications, these units provide a blend of efficiency, durability, and reliability, making them suitable for a variety of settings, including offices, retail spaces, and industrial environments.

One of the standout features of the 48TJ series is its energy-efficient performance. Equipped with high-efficiency scroll compressors, these units offer superior cooling capacity while minimizing energy consumption. This aligns with modern sustainability goals, helping businesses reduce their carbon footprint and operational costs. Additionally, the 48TJ units comply with stringent industry standards, such as the ASHRAE 90.1 energy efficiency guidelines, ensuring that users receive a product that meets modern energy performance benchmarks.

The 48TJ016-028 units also include advanced technologies that enhance performance and user comfort. The inclusion of a sophisticated microprocessor control system facilitates precise temperature regulation, allowing for an optimal balance of cooling and heating based on real-time conditions. Moreover, the user-friendly controls make it easy for facility managers to monitor system performance and make adjustments as necessary.

Another notable characteristic of the 48TJ series is its flexible installation options. These rooftop units are designed for easy integration into existing building structures and can be installed on flat or pitched roofs. Their compact design and lightweight construction simplify the installation process while minimizing structural impacts on buildings.

Durability is paramount in the design of the 48TJ units as well. The cabinets are constructed from high-quality materials with corrosion-resistant coatings, ensuring a long lifespan even in harsh environmental conditions. The systems are also equipped with robust insulation to reduce sound levels and improve overall operating efficiency.

Furthermore, the Carrier 48TJ016-028 units offer various options for customization. Users can choose from different airflow configurations, heating options, and accessories, allowing for tailored solutions that meet specific requirements. Whether you are looking for a unit with enhanced filtration, economizer capabilities, or advanced humidity control, the 48TJ series provides the flexibility needed for diverse applications.

In summary, the Carrier 48TJ016-028 units deliver a compelling combination of energy efficiency, advanced technology, and robust construction, making them an ideal choice for commercial HVAC needs. With their versatile features and customizable options, they stand out as reliable solutions for maintaining comfortable indoor environments.
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