Carrier EY024-048, 48EJ, EW, EK Unit Leveling Tolerances Dimensions, Degrees and Inches

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NOTES:

1.All roof curb parts are to be 16 ga galvanized steel.

2.Dimensions are in inches.

3.To prevent standing water in the drain pan of the indoor section and the heat exchangers, unit can only be pitched as shown.

UNIT LEVELING TOLERANCES DIMENSIONS*

(Degrees and Inches)

 

A

 

B

Deg.

 

in.

Deg.

 

in.

1.0

 

2.9

.50

 

.75

 

 

 

 

 

 

*From edge of unit to horizontal.

Fig. 1 Ð Roof Curb (Sizes 024-034)

3

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Contents Installation, Start-Up Service Instructions Instructions on Field Fabricate DuctworkDegrees and Inches Unit Leveling Tolerances DimensionsRoof Curb Sizes Weight Unit OperatingSize 48EJE044 Ft-in 48EJ,EKD03848EJE038 48EJ,EKD044Base Unit Dimensions, 48EW,EY024-034 Base Unit Dimensions, 48EW,EY038-048 48EJ,EK,EW,EYD038 Unit Weight 48EJ,EK,EW,EYD02448EJ,EK,EW,EYD028 48EJ,EK,EW,EYD030 48EJ,EK,EW,EYD034Unit 48EJ,EK,EW,EY Physical Data4442/4602 4668/4828 4955/5115 Air Distribution Ð Thru-the-Bottom Combustion Fan Housing Location VAV Unit Configuration Default Cooling Default HeatingField Control Remote Start/Stop Make Electrical Connections CCN SIOLED Electrical Data RLA LRAFLA LRA MCA Mocp NEC FLA LRAFLA HacrMinimum Circuit Amps Qty044 Heating, Air ConditioningTerminal Block GND Ð GroundPEC DIP8772 CCN Connection Approved Shielded CablesManufacturer Cable Part no 2413 orWhite Make Outdoor-Air Inlet AdjustmentsColor Code Recommendations REDAdding Seal Strip to Top of Hood Sides Adding Foam Strip to Hood Side Mounting Angle With Tabs Attached to Filter Track Assembly Psychrometric Chart for Enthalpy Control Barometric Relief Damper and Power Exhaust Mounting Details Pressure Transducer Locations START-UP VFD Supply Air Pressure Set Point Pressure Control VFDSET Point Vdc Direct Digital Controls DIP Switch ConguraPotentiometer Signal Levels Building Pressure Signal LevelPower Exhaust Default Set Points DIP Switch CongurationDIP Switch Factory Settings Airflow 19,000 16,00017,000 18,000528 572 615 656 695 733 769 805 Standard Efficiency Motors Fan Performance Ð Power ExhaustMotor Limitations ESPAir Quantity Limits Sequence of OperationUser Dened Set Points GAS HEATING, Variable AIR Volume VAV Units DEG. F Reset COMHIR Device Pressurization Smoke Purge Evacuation Fire Shutdown Smoke Control ModesCooling Capacity Staging Table, CV Units With 2 Compressors StagesCompressor Manufacturer Lubricant LubricationTypical Gas Heating Section Evaporator Fan Service and ReplacementCondenser-Fan Adjustment Evaporator-Fan Motor ReplacementProtective Devices Belt Tension AdjustmentGas Valve Tran AHAIFC IfcbTypical Power Schematic 48EJ,EK,EW,EY024-034 208/230-3-60 Typical VAV 115-v Control Circuit Typical CV 115-v Control Circuit Typical VAV 24-v Control Circuit Typical CV 24-v Control Circuit Troubleshooting Typical Refrigerant Circuiting 48EJ,EK,EW,EY038,044 Typical Refrigerant Circuiting 48EJ,EK,EW,EY048 IGC Control Heating and Cooling Control Board LED Alarms IGC Control Board LED AlarmsSPT I/O Channel Designations Base Module Ð CVI/O Channel Designations Base Module Ð VAV Terminal no AssignmentPackaged Service Training START-UP Checklist General
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