Manuals / Carrier / Household Appliance / Air Conditioner

Carrier 48TJF008-012, 48TJE008-014, 48TJD008-014 Ð Burner Section Details, Ð Burner Tray Details

Models: 48TJF008-012 48TJD008-014 48TJE008-014

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Fig. 45 Ð Burner Section Details

REMOVAL AND REPLACEMENT OF GAS TRAIN (Fig. 45 and 46)

1.Shut off manual gas valve.

2.Shut off power to unit.

3.Slide out burner section side panel (not shown).

4.Disconnect gas piping at unit gas valve.

5.Remove wires connected to gas valve. Mark each wire.

6.Remove wires from ignitor and sensor wires at the Inte- grated Gas Unit Controller (IGC).

7.Remove the 2 screws that attach the burner rack to the vestibule plate.

8.Slide the burner tray out of the unit (Fig. 46).

9.To reinstall, reverse the procedure outlined above.

CLEANING AND ADJUSTMENT

1.Remove burner rack from unit as described in Removal and Replacement of Gas Train section, above.

2.Inspect burners; if dirty, remove burners from rack.

3.Using a soft brush, clean burners and cross-over port as required.

4.Adjust spark gap. See Fig. 47.

5.Reinstall burners on rack.

6.Reinstall burner rack as described in Removal and Re- placement of Gas Train section, this page.

Replacement Parts Ð A complete list of replace- ment parts may be obtained from any Carrier distributor upon request.

ROLLOUT

SWITCH

BURNER

SECTION

FLUE

EXHAUST

VESTIBULE

PLATE

INDUCED-DRAFT

MOTOR

MANIFOLD

PRESSURE TAP

GAS VALVE

Fig. 45 Ð Burner Section Details

Fig. 46 Ð Burner Tray Details

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Carrier 48TJF008-012, 48TJE008-014, 48TJD008-014 installation instructions Ð Burner Section Details, Ð Burner Tray Details

Contents

Step 8 Ð Adjust Factory-InstalledOptions Installation, Start-Upand Service InstructionsStep 9 Ð Adjust Evaporator-FanSpeed 48TJD008-014 48TJE008-014 48TJF008-012Step 3 Ð Install External Trap for Condensate Fig. 2 Ð Roof Curb Details Fig. 4 Ð Condensate Drain Pan Fig. 3 Ð Unit Leveling TolerancesFig. 5 Ð External Trap Condensate Drain Fig. 6 Ð Rigging DetailsTable 1 Ð Physical Data Table 1 Ð Physical Data cont Fig. 7 Ð Base Unit Dimensions Step 7 Ð Make Electrical Connections Table 2 Ð Electrical Data Fig. 11 Ð Low-VoltageConnections Fig. 10 Ð Power Wiring ConnectionsFig. 12 Ð Field Control Wiring Raceway Fig. 13 Ð Apollo Control Factory-Installed Outdoor-AirDamper InstalledFig. 14 Ð Damper Panel with Manual Fig. 15 Ð Outdoor-AirHood DetailsFig. 18 Ð Access Panel Locations Fig. 17 Ð Position SettingInstallation 90 Degree Rotation Fig. 21 Ð Durablade Economizer Installed in UnitFig. 19 Ð Outdoor-AirHood Details Fig. 22 Ð Horizontal Durablade EconomizerPosition Damper Setting Minimum Position SettingEnthalpy Control Installation Fig. 27 Ð Wiring Connections forFig. 28 Ð Durablade Economizer Barometric Relief Damper CharacteristicsFig. 29 Ð PARABLADE Economizer Installed in Unit Fig. 31 Ð Panels Reinstalled on Unit Fig. 30 Ð Enthalpy Settings forFig. 32 Ð Outdoor-AirHood Installed on Unit Fig. 33 Ð Filter Installed on Outdoor-AirHoodTable 3 Ð Fan Rpm at Motor Pulley Settings Fig. 36 Ð Evaporator-FanPulley AdjustmentFig. 34 Ð Typical Belt-DriveMotor Mounting for Sizes 008,009Table 6 Ð Motor Data Table 4 Ð Evaporator-FanMotor EfficiencyTable 5 Ð Economizer Static Pressure Drop in. wg AIRFLOW AIRFLOW AIRFLOW AIRFLOW Heating START-UPTable 15 Ð Altitude Compensation Operating SequenceFig. 37 Ð Cleaning Condenser Coil SERVICELubrication Fig. 38 Ð Propping Up Top PanelFig. 41 Ð Cooling Charging Chart 48TJ008 Condenser-FanAdjustment FigFig. 40 Ð Condenser-FanAdjustment Fig. 43 Ð Cooling Charging Chart 48TJ012 Fig. 42 Ð Cooling Charging Chart 48TJ009Table 16 Ð LED Error Code Description Fig. 44 Ð Cooling Charging Chart 48TJ014Fig. 46 Ð Burner Tray Details Fig. 45 Ð Burner Section DetailsNOTE Dimensions in are millimeters Fig. 47 Ð Spark Gap Adjustment125,000 BTUH INPUT 48TJD008,009 120,000-180,000BTUH INPUT 48TJD012, 48TJE008,009Table 17 Ð LED Error Code Service Analysis TROUBLESHOOTINGTable 18 Ð Durablade Economizer Troubleshooting PROBLEM Table 20 Ð Cooling Service Troubleshooting LEGEND AND NOTES FOR FIG Table 21 Ð Heating Service TroubleshootingPage Page Copyright 1996 Carrier Corporation Page TEMPERATURES START-UPCHECKLISTRemove and Store in Job File I. PRELIMINARY INFORMATION