Manuals / Carrier / Household Appliance / Electric Heater

Carrier P3, P5030-100, 48P2, P4 installation instructions a48-8621

Models: P4 48P2 P3 P5030-100

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a48-8621

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Fig. 20 — Base Unit Dimensional Drawing — 48P2,P3075-100 (Standard Chassis Unit with Optional High-Capacity Power Exhaust Shown)

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Carrier P3, P5030-100, 48P2, P4 installation instructions a48-8621

Contents

CONTENTS Installation InstructionsSAFETY CONSIDERATIONS GENERALStep 5 - Install Curb Gasketing INSTALLATIONStep 6 - Install Field-FabricatedDuctwork Step 1 - Perform Jobsite Survey - CompleteTable 1A - Physical Data 48P2,P3,P4,P5030-050 Table 1A - Physical Data 48P2,P3,P4,P5030-050cont Table 1B - Physical Data 48P2,P3,P4,P5055-070 Table 1C - Physical Data 48P2,P3,P4,P5075-100 Table 4 - Optional Humidi-MiZer Coil Data Table 1C - Physical Data 48P2,P3,P4,P5075-100contTable 6 - Supply Fan Drive Data Table 9 - Optional Return Fan Drive Data Table 7 - Power Exhaust Fan Drive DataFig. 1 - Roof Curb - Sizes Fig. 2 - Roof Curb - Sizes Fig. 3 - Roof Curb - Sizes Page Page 4 REF CONDENSER END SUPPORT9 3/4 X NO GASKETWith field-suppliedfittings and pipe sections, plumb the pri- mary condensate drain to the 2-in.FPT connector on the base rail. Use a trap height of at least 4-in.for size 030-070units and 7-in.for size 075-100units. See Fig. 23 and 24. Install with a height dimension of at least 2-in.from the top of the exit pipe from the trap section to the bottom of the connector. Apply a bead of RTV or similar sealant around the pipe joint at the con- nector in the base rail CAUTION - NOTICE TO RIGGERS ALL PANELS MUST BE IN PLACE WHEN RIGGINGa48-8455 UNITSWEIGHT ALL PANELS MUST BE IN PLACE WHEN RIGGINGCAUTION - NOTICE TO RIGGERS a48-845648P2,P3,P4,P5 UNITS Locate the four 11/4-in.drain coupling assemblies and mounting screws shipped in a bag taped to the basepan in the supply fan section, located behind the access panel marked FAN SECTION. The drain couplings are a 10-gageplate with a 11/4 in. half coupling welded to the plate a48-8613 a48-8614 a48-8615 a48-8616 a48-8617 a48-8618 a48-8619 a48-8620 a48-8621 a48-8622 Fig. 25 - Secondary Condensate Drain a48457Location Curb Mount Fig. 23 - Primary Drain ConnectionInstallation Sizes Fig. 28 - Outdoor Air Hood Installation Sizesa48-8459 Fig. 27 - Secondary Drain Seal PlateInstallation Sizes Step 10 - Install Economizer Hoods UnitsFig. 32 - 25% Outdoor-AirHood Location Fig. 33 - Economizer Outdoor-AirHooda48-8462 Fig. 37 - Large Economizer Hood AssemblyStep 12 - Make Field Electrical Connections Step 11 - Route Field WiringFig. 39 - Disconnect Location - Size 040-060Units a48-8463 a48-8464a48-8465 Fig. 40 - Disconnect Location - Size 070-100UnitsFig. 43 - Field Power Wiring Connections Fig. 41 - Field Power Wiring Connectionsfor Factory-InstalledDisconnect a48-8467VOLTAGE VOLTAGE VOLTAGE VOLTAGE 174.0/171.8 70.8 225.4/223.2 78.1 Page Page Page VOLTAGE 14.0 27.0 208.4 14.0 27.0 219.8 14.0 27.0 Fig. 44 - Auxiliary Control Box Location Sizes Fig. 46 - Auxiliary Control Box Details Fig. 45 - Auxiliary Control Box Location SizesFig. 47 - Auxiliary Control Box Details SizesSize 075-100Units with Optional Return Fan Fig. 48 - Auxiliary Control Box DetailsFig. 49 - Shipping Brackets Size 030-050Units Fig. 50 — Shipping Brackets Size 055-070UnitsFig. 52 - Optional Return Fan Shipping Brackets Fig. 51 - Shipping Brackets SizesFig. 54 - Flue/Inlet Hood Locations, 030-050Units Fig. 53 - Gas Piping DetailsFig. 55 - Flue/Inlet Hood Locations, Sizes Low Heat, Vertical Supply Unitsa48-8584 a48-8471Fig. 56 - Flue/Inlet Hood Locations, Sizes Fig. 58 - Baffle Location, 030-050UnitsFig. 60 - Baffle Locations, Sizes Fig. 61 - Flue Outlet Hooda48-8587 Horizontal Supply UnitsInstallation Fig. 65 - Inlet Hood Assembly 6-in.and 14-ina48-8588 Fig. 63 - Flue Deflector Baffle Curve-Typea48-8473 Fig. 67 - Inlet Hood Assembly 30-inFig. 68 - Air Baffle 14-in a48-8590Fig. 70 - Wind Baffle Details a48-8561a48-8560 CONTROLS INSTALLATION Fig. 71 - Field Control Thermostat Wiring Fig. 72 - T55 or T56 WiringFig. 73 - Space Temperature Averaging Wiring a48-8474TB201Fig. 75 - Outdoor Air Enthalpy Switch Wiring Fig. 74 - Heat Interlock Relay WiringFig. 76 - CO2 Space Sensor Wiring Fig. 77 - Filter Status WiringFig. 80 - Return Air CO2 Sensor Wiring Fig. 78 - Fan Status Switch WiringRED BRN a48-8482Fig. 82 - Fire Shutdown Wiring Fig. 81 - Return Air Smoke Detector WiringTB201 FIRE SHUTDOWNa48-8487 Carrier Comfort Network CCN InterfaceFig. 84 - CCN Connections Table 28 - CCN Connection ApprovedTable 29 - MS/TP Wiring Recommendations Optional UPC Open InstallationFig. 85 - UPC Open Controller See Fig. 82 for wiringturning the supply fan off opening the economizer option requiredTable 31 - Smoke Control Modes Fig. 86 - Open System Network WiringFig. 86 - BT485 Installation