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Bryant Cooling Charging Chart 548D102, Cooling Charging Chart; 548D120

Models: 548D

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Fig. 44 — Cooling Charging Chart; 548D102

Fig. 44 — Cooling Charging Chart; 548D102

Fig. 45 — Cooling Charging Chart; 548D120

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Bryant installation instructions Cooling Charging Chart 548D102, Cooling Charging Chart; 548D120

Contents

III. Step 3 - Install Condensate Drain Line CONTENTSSAFETY CONSIDERATIONS INSTALLATIONFig. 1 - Roof Curb Details Fig. 2 - Unit Leveling Tolerances Fig. 3 - Condensate Drain ConnectionII. STEP 2 - FIELD FABRICATE DUCTWORK IV. STEP 4 - RIG AND PLACE UNITFig. 5 - Rigging Details Fig. 6 - Base Unit Dimensions Table 1 - Physical Data A. Field Power Supply Fig. 7 - Power Wiring ConnectionsV. STEP 5 - MAKE ELECTRICAL CONNECTIONS Page Page LEGEND AND NOTES FOR TABLES 2A AND 2B D. Heat Anticipator Settings B. Field Control WiringVI. STEP 6 - ADJUST FACTORY-INSTALLEDOPTIONS A. Disconnect SwitchTable 3 - Heat Anticipator Settings Fig. 10 — Defrost BoardFig. 11 - Panel Locations Economizer Installation Fig. 14 - Durablade Economizer InstallationFig. 12 - Outdoor-AirHood Details Fig. 15 - Horizontal Discharge DurabladePosition Damper Setting Minimum Position SettingFig. 17 - Durablade Economizer Damper Fig. 18 - Durablade Economizer MinimumFig. 23 - Typical Access Panel Locations Damper Characteristics C. Optional EconoMi$erFig. 21 - Durablade Economizer Barometric Relief Fig. 22 - EconoMi$er Component LocationsFig. 24 - Exhaust Air Hood Assembly Fig. 28 - Rear EconoMi$er Flange InstallationFig. 29 - EconoMi$er Installed Fig. 25 - Outdoor Air Hood AssemblyFig. 31 - EconoMi$er Sensor Wiring Fig. 30 - EconoMi$er WiringFig. 33 - Supply Air Sensor Mounting Location Fig. 32 - Wiring Diagram for Power Exhaust SystemFig. 34 - EconoMi$er Control Adjustment Table 5 - Default Potentiometer SettingsPotentiometers Factory Settings VII. STEP 7 - ADJUST INDOOR-FANSPEEDFig. 38 - Indoor-FanPulley Adjustment Fig. 37 - Typical Belt-DriveMotorMounting for Size Table 6 - indoor-FanMotor Performance Table 7 - Fan Rpm at Motor Pulley SettingsPage Page Page Page Page Page VI. REFRIGERANT SERVICE PORTS V. INTERNAL WIRINGPRE-START-UP START-UP I. UNIT PREPARATIONXII. SAFETY RELIEF IX. ADJUST GAS INPUTX. COOLING To Shut Off UnitI. CLEANING SERVICED. Cooling, Units With EconoMi$er F. DefrostB. Outdoor Coils Fig. 39 - Cleaning Outdoor CoilC.Condensate Drain D. FiltersFig. 42 - Outdoor Fan Adjustment III.OUTDOOR FAN ADJUSTMENT FigIV. ECONOMIZER ADJUSTMENT A. Checking and Adjustment Refrigerant ChargeFig. 45 — Cooling Charging Chart; 548D120 Fig. 44 - Cooling Charging Chart 548D102Table 14 - Heating and Cooling Troubleshooting TROUBLESHOOTINGTable 15 - Durablade Economizer Troubleshooting Table 16 - EconoMi$er Troubleshooting Fig. 46 - Typical Wiring Diagram Fig. 46 - Typical Wiring Diagram cont Page TEMPERATURES START-UPCHECKLIST Remove and Store in Job FileI. PRELIMINARY INFORMATION III.START-UP