Manuals / Bryant / Household Appliance / Heating System

Bryant 558D D. Accessory Installation, E. Optional Outdoor-AirDamper Installation

Models: 558D

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D. Accessory Installation

D. Accessory Installation

At this time, any required accessories should be installed on the unit. Control wiring information is provided in the unit wiring diagram. Refer to Accessory Installation Instructions provided with accessory.

E. Optional Outdoor-Air Damper Installation

The outdoor-air hood and screen are attached to the basepan at the bottom of the unit for shipping.

Assembly:

1.Determine quantity of ventilation required for building. Record amount for use in Step 8.

2.Remove ®lter access panel by raising panel and swing- ing panel outward. Panel is now disengaged from track and can be removed. No tools are required to remove ®l- ter access panel. Remove and save outdoor-air opening panel and screws. See Fig. 15.

3.Separate hood and screen from basepan by removing the

4screws and brackets securing them. Save all screws and discard brackets.

4.Replace outdoor-air opening panel.

5.Place hood on front of outdoor air opening panel. See Fig. 16 for hood details. Secure top of hood with the

4screws removed in Step 3. See Fig. 17.

6.Remove and save 6 screws (3 on each side) from sides of the manual outdoor-air damper assembly.

7.Align screw holes on hood with screw holes on side of manual outdoor-air damper assembly. See Fig. 16 and

17.Secure hood with 6 screws from Step 6.

8.For proper quantity of ventilation air, adjust minimum position setting of the damper blade by adjusting the manual outdoor-air adjustment screws on the front of the damper blade. See Fig. 15. Slide blade vertically un- til it is in the appropriate position determined by Fig. 18. Tighten screws.

9.Remove and save 4 screws currently on sides of hood. Insert screen. Secure screen to hood using the 4 screws. See Fig. 17.

OUTDOOR AIR

OPENING

PANEL

Fig. 15 Ð Damper Panel With Outdoor-Air

Damper Installed

Fig. 16 Ð Outdoor-Air Hood Details

Fig. 17 Ð Manual Outdoor-Air Damper With Hood Attached

Fig. 18 Ð Position Setting

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Image 12

Bryant 558D D. Accessory Installation, E. Optional Outdoor-AirDamper Installation, Ð Damper Panel With Outdoor-Air

Contents

IMPORTANT Ð READ BEFORE INSTALLING CONTENTSSAFETY CONSIDERATIONS INSTALLATIONFig. 2 Ð Base Unit Dimensions Fig. 3 Ð Service and Operational Clearances I. LOCATE THE UNIT A. ClearanceB. Roof Curb Mount C. Slab Mount Horizontal Units OnlyFig. 4 Ð Roof Curb Table 1 Ð Specications MAXIMUM ALLOWABLE DIFFERENCE in Fig. 5 Ð Unit Leveling TolerancesIV. FIELD CONNECTIONS A. External Trap Condensate DrainFig. 7 Ð Internal Trap Condensate Drain Fig. 8 Ð External Trap Condensate DrainFig. 10 Ð Field Wiring Connections Fig. 11 Ð Low-VoltageConnectionsFig. 12 Ð Typical Component Location Fig. 13 Ð Low-VoltageLocationFig. 14 Ð Transformer Label Table 2 Ð Electrical Data Ð10ÐTable 2 Ð Electrical Data Cont Ð11ÐD. Accessory Installation E. Optional Outdoor-AirDamper InstallationDamper Installed Fig. 18 Ð Position SettingFig. 19 Ð Typical Access Panel Locations F. Optional Durablade EconomizerFig. 20 Ð Outdoor-AirHood Details G. Optional PARABLADE EconomizerFig. 23 Ð Durablade Economizer Installed in Unit 90 Degree RotationFig. 22 Ð Horizontal Discharge Block-OffPlate Damper Characteristics Enthalpy Control InstallationFig. 27 Ð Durablade Economizer Barometric Relief Fig. 25 Ð Outdoor-AirThermostatFig. 28 Ð PARABLADE Economizer Installed in Unit Fig. 30 Ð Panels Reinstalled On UnitFig. 31 Ð Outdoor-AirHood Installed On Unit Fig. 32 Ð Filter Installed on Outdoor-AirHoodI. HEATING SECTION START-UPAND ADJUSTMENTS C. Limit SwitchesE. Safety Check of Limit Control PRE-START-UPII.COOLING SECTION START-UPAND ADJUSTMENTS B.Checking and Adjusting Refrigerant ChargeA. Checking Cooling Control Operation C. Unit ControlsIII. INDOOR AIRFLOW AND AIRFLOW ADJUSTMENTS Table 3 Ð Fan Rpm at Motor Pulley SettingsA. Direct Drive Motors Table 4 Ð Motor Data Ð20ÐÐ21Ð Ð22Ð Ð23Ð Ð24Ð Ð25Ð Ð26Ð Fig. 35 Ð Evaporator-FanPulley Adjustment B. Belt Drive MotorsC.Ventilation Sequence Fig. 34 Ð Belt-DriveMotor MountingCARE AND MAINTENANCE SERVICEI. CLEANING I. AIR FILTERFig. 36 Ð Condenser Coil Cleaning III. CONDENSER-FANADJUSTMENT FigFig. 37 Ð Propping Up Condenser Coil Top Cover Fig. 38 Ð Separating Coil SectionsC. To Use Cooling Charging Charts V.REPLACEMENT PARTSFig. 39 Ð Condenser-FanAdjustment IV. REFRIGERANT CHARGEFig. 40 Ð Cooling Charging Chart 558D036 Fig. 42 Ð Cooling Charging Chart 558D060Fig. 41 Ð Cooling Charging Chart 558D048 Fig. 43 Ð Cooling Charging Chart 558D072TROUBLESHOOTING Table 19 Ð Cooling TroubleshootingÐ32Ð Table 20 Ð Durablade Economizer Troubleshooting Ð33ÐTable 21 Ð PARABLADE Economizer Troubleshooting Ð34ÐFig. 44 Ð Typical Wiring Schematic Ð35ÐPage Page SERVICE TRAINING CALL FOR FREE CATALOGPage I. PRELIMINARY INFORMATION III. START-UPELECTRICAL TEMPERATURES