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Carrier NP034-074 specifications Ð Electrical Data, 044 Units cont, Base Unit With

Models: NP034-074

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Table 4 Ð Electrical Data, 044 Units (cont)

575-3-60 (V-Ph-Hz)

																	BASE UNIT WITH
	COMPR		COMPR		OFM		IFM		BASE UNIT			EXHAUST			ELECTRIC		EXHAUST FAN
VOLTAGE	NO. 1		NO. 2		OFM		IFM			ONLY			FAN		HEAT*		AND/OR
VOLTAGE	NO. 1		NO. 2							ONLY			FAN		HEAT*		AND/OR
RANGE																	ELECTRIC HEAT*
	RLA	LRA	RLA	LRA	Total	Hp		FLA	MCA		MOCP	Total		Total	kW	FLA	MCA	MOCP
	RLA	LRA	RLA	LRA	FLA	Hp		FLA	MCA		MOCP	Hp		FLA	kW	FLA	MCA	MOCP
					FLA							Hp		FLA
												6.0		7.8	Ð	Ð	84.1	110
												10.0		12.2	Ð	Ð	88.5	110
												15.0		18.0	Ð	Ð	94.3	110
												Ð		Ð	36	36.0	76.3	100
												Ð		Ð	72	72.0	101.3	110
												Ð		Ð	108²	108.0	146.2	150
						7.5		9.0	76.3		100	6.0		7.8	36	36.0	84.1	110
						7.5		9.0	76.3		100	6.0		7.8	72	72.0	101.3	110
												6.0		7.8	108²	108.0	146.2	150
												10.0		12.2	36	36.0	88.5	110
												10.0		12.2	72	72.0	101.3	110
												10.0		12.2	108²	108.0	146.2	150
												15.0		18.0	36	36.0	94.3	110
												15.0		18.0	72	72.0	101.3	110
												15.0		18.0	108²	108.0	146.2	150
												6.0		7.8	Ð	Ð	86.1	110
												10.0		12.2	Ð	Ð	90.5	110
												15.0		18.0	Ð	Ð	96.3	110
												Ð		Ð	36	36.0	78.3	100
												Ð		Ð	72	72.0	103.7	110
												Ð		Ð	108²	108.0	148.7	150
						10.0		11.0	78.3		100	6.0		7.8	36	36.0	86.1	110
						10.0		11.0	78.3		100	6.0		7.8	72	72.0	103.7	110
												6.0		7.8	108²	108.0	148.7	150
												10.0		12.2	36	36.0	90.5	110
												10.0		12.2	72	72.0	103.7	110
												10.0		12.2	108²	108.0	148.7	150
												15.0		18.0	36	36.0	96.3	110
												15.0		18.0	72	72.0	103.7	110
518-632	26.7	120.0	26.7	120.0	7.2							15.0		18.0	108²	108.0	148.7	150
518-632	26.7	120.0	26.7	120.0	7.2							6.0		7.8	Ð	Ð	92.1	110
												6.0		7.8	Ð	Ð	92.1	110
												10.0		12.2	Ð	Ð	96.5	110
												15.0		18.0	Ð	Ð	102.3	125
												Ð		Ð	36	36.0	84.3	110
												Ð		Ð	72	72.0	111.2	125
												Ð		Ð	108²	108.0	156.2	175
						15.0		17.0	84.3		110	6.0		7.8	36	36.0	92.1	110
						15.0		17.0	84.3		110	6.0		7.8	72	72.0	111.2	125
												6.0		7.8	108²	108.0	156.2	175
												10.0		12.2	36	36.0	96.5	110
												10.0		12.2	72	72.0	111.2	125
												10.0		12.2	108²	108.0	156.2	175
												15.0		18.0	36	36.0	102.3	125
												15.0		18.0	72	72.0	111.2	125
												15.0		18.0	108²	108.0	156.2	175
												6.0		7.8	Ð	Ð	97.1	110
												10.0		12.2	Ð	Ð	101.5	125
												15.0		18.0	Ð	Ð	107.3	125
												Ð		Ð	36	36.0	89.3	110
												Ð		Ð	72	72.0	117.5	150
												Ð		Ð	108²	108.0	162.5	175
						20.0		22.0	89.3		110	6.0		7.8	36	36.0	97.1	110
						20.0		22.0	89.3		110	6.0		7.8	72	72.0	117.5	150
												6.0		7.8	108²	108.0	162.5	175
												10.0		12.2	36	36.0	101.5	125
												10.0		12.2	72	72.0	117.5	150
												10.0		12.2	108²	108.0	162.5	175
												15.0		18.0	36	36.0	107.3	125
												15.0		18.0	72	72.0	117.5	150
												15.0		18.0	108²	108.0	162.5	175

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Carrier NP034-074 specifications Ð Electrical Data, 044 Units cont, Base Unit With

Contents

CONTENTS Installing Flue/Inlet Hoods 48 Series UnitsGas Manifold Pressure 48 Series Evaporator-FanBelts, Pulleys, and Sheaves . .CONTENTS cont SAFETY CONSIDERATIONSINSTALLATION GENERALFig. 1 Ð Rigging Label Table 1A Ð Physical Data; 034, 044 Units Table 1B Ð Physical Data; 054-074Units To attach ductwork to roof curb, insert duct approxi- mately 10 to 11 in. up into roof curb. Connect ductwork to 14-gageroof curb material with sheet metal screws driven from inside of the duct Fig. 3A Ð Roof Curb; 034, 044 Units Fig. 3B Ð Roof Curb; 054-074Units UNIT Install Outdoor Hoods Outdoor-AirInlet AdjustmentsUNIT 5400 8700 UNIT Fig. 5 Ð Drain Location Selection Fig. 8 Ð Condensate Drain Piping DetailsFig. 6 Ð Condensate Drain Location Fig. 9 Ð Outdoor-AirHoodFig. 10 Ð Outdoor-AirDamper Adjustments Fig. 13 Ð Psychrometric Chart forFig. 12 Ð Enthalpy Sensor Location Inside of Hood ShownField Wire Routing Fig. 14 Ð Wiring Connections for Solid-StatePosition Setting Adjustments Field Electrical ConnectionsFig. 18 Ð Field Power Wiring Connections Fig. 17 Ð Disconnect Location, 054-074Units50 Series Horizontal Discharge Shown Table 3 Ð Electrical Data, 034 Units 208/230-3-60 V-Ph-HzTable 3 Ð Electrical Data, 034 Units cont 460-3-60 V-Ph-HzTable 3 Ð Electrical Data, 034 Units cont 575-3-60 V-Ph-HzTable 4 Ð Electrical Data, 044 Units Table 4 Ð Electrical Data, 044 Units cont Table 4 Ð Electrical Data, 044 Units cont BASE UNIT WITHTable 5 Ð Electrical Data, 054 Units Table 5 Ð Electrical Data, 054 Units cont Table 5 Ð Electrical Data, 054 Units cont BASE UNIT WITHTable 6 Ð Electrical Data, 064 Units Table 6 Ð Electrical Data, 064 Units cont Table 6 Ð Electrical Data, 064 Units cont BASE UNIT WITHTable 7 Ð Electrical Data, 074 Units Table 7 Ð Electrical Data, 074 Units cont Table 7 Ð Electrical Data, 074 Units cont BASE UNIT WITHFig. 19 Ð Field Control Thermostat Wiring NOTES AND LEGEND FOR FIG.OPTIONAL MODULATING POWER EXHAUST OPTIONAL MODULATING POWER EXHAUST034 AND 044 UNITS BASE UNIT BASE UNIT BASE UNITInstalling Flue/Inlet Hoods 48 Series Units Only Fig. 21 Ð Gas Piping DetailsFig. 22 Ð Flue/Inlet Hood, 034,044 Units Fig. 23 Ð Inlet HoodFig. 24 Ð Flue Hood Fig. 25 Ð Flue De¯ector Baffles, 034,044 UnitsFig. 27 Ð Flue/Inlet Hood, 054-074Units Fig. 28 Ð Flue/Inlet Hood Close-UpPRE-START-UP Fig. 30 Ð Shipping Brackets; 034,044 Units and50 Series Vertical Discharge 054-074Units Table 8 Ð Oil ChargeGas Manifold Pressure 48 Series Units Only Evaporator-FanBelts, Pulleys, and Sheaves ÐTable 10 Ð Air Quantity Limits cfm Fig. 32 Ð Condenser-FanAdjustment Initial CheckSTART-UP General SERVICE Fig. 34 Ð Typical Filter Drier and Liquid Service Valve AccessFig. 35 Ð Modulating Power Exhaust Damper Motor Access, 034 and 044 UnitsFig. 40 Ð Flue Box Assembly, 48 Series Units Only Shown with Burner AssemblyFig. 37 Ð Gas Section Detail, 48 Series 034 and 044 UnitsLubrication Fig. 42 Ð Typical Electric Heat Control BoxFig. 43 Ð Inlet Guide Vane Motor Adjustments Fig. 44 Ð Motor Plate AdjustmentFig. 46 Ð Charging Chart, 034 Units; System Fig. 47 Ð Charging Chart, 034 Units; SystemFig. 48 Ð Charging Chart, 034 Units; System Fig. 45 Ð Pulley AlignmentFig. 49 Ð Charging Chart, 034 Units; System Fig. 50 Ð Charging Chart, 044 Units; SystemFig. 51 Ð Charging Chart, 044 Units; System Fig. 52 Ð Charging Chart, 044 Units; SystemFig. 55 Ð Charging Chart, 054 Units; System Fig. 56 Ð Charging Chart, 064 Units; SystemFig. 57 Ð Charging Chart, 064 Units; System Fig. 58 Ð Charging Chart, 074 Units; SystemFig. 60 Ð Auxiliary Switch Stroke Adjustment Main Burner Removal 48 Series Units OnlyProtective Devices TROUBLESHOOTING Fig. 62 Ð Typical Compressor OvertemperatureHigh- and Low-PressureSwitch Locations Table 11 Ð Pressure Switch Settings psigTable 14 Ð Economizer Control Board Checkout Test Table 15 Ð Economizer Control Board Checkout TestTable 16 Ð Economizer Control Board Checkout Test Fig. 64 Ð Control Board Component Arrangement Symptom: Compressor no. 2 will not operate 3.Reconnect the wires removed in Step1.Turn unit power off. Disconnect plugs P1 and P3 6.Turn unit power off. Reconnect plugs P1 and P4Fig. 65 Ð Compressor Lockout Connections SC Ð Safety CircuitLEGEND CLO Ð Compressor Lockout PÐ Plug LEGEND FOR FIG. Fig. 66 Ð Gas Heat Sections; 48DJ,NP034,044 Units Fig. 67 Ð Gas Heat Sections; 48DJ,NP054-074Units Fig. 68 Ð Gas Heat Section; 48DK034,044 Units Fig. 69 Ð Gas Heat Section; 48DK054-074Units Page Page Page Page Page Page Page Page PACKAGED SERVICE TRAINING Page START-UP START-UPCHECKLISTTEMPERATURES PRE-START-UP