Manuals / Carrier / Household Appliance / Heating System

Carrier 50MP62L-10R, MPE62L-10R, 48MPD Ð Auxiliary Control Box Location, 50MP70M Unit Shown

Models: MPE62L-10R 50MP62L-10R 48MPD

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Fig. 31 Ð Auxiliary Control Box Location

Fig. 31 Ð Auxiliary Control Box Location

(50MP70M Unit Shown)

VARIABLE

FREQUENCY

DRIVE

DUCT PRESSURE TRANSDUCER

DPC

BPC

	LO	HI	LO	HI
				TO
BUILDING PRESSURE				BUILDING
BUILDING PRESSURE	FACTORY			PRESSURE
TRANSDUCER			TO SUPPLY	PRESSURE
TRANSDUCER
(HIDDEN)	INSTALLED
(HIDDEN)	INSTALLED		DUCT
	TUBING		DUCT
	TUBING			FIELD
				FIELD
				INSTALLED
				TUBING
			TO OUTDOOR
			REFERENCE
			PRESSURE
			PORT

LEGEND

BPC Ð Building Pressure Controller

DPC Ð Duct Pressure Controller

Fig. 33 Ð Air Pressure Tubing Locations

Fig. 32 Ð Auxiliary Control Box

25

Image 25

Carrier 50MP62L-10R, MPE62L-10R Ð Auxiliary Control Box Location, 50MP70M Unit Shown, Ð Air Pressure Tubing Locations

Contents

CONTENTS Installation, Start-Upand Service InstructionsSAFETY CONSIDERATIONS CONTENTS contGENERAL Compressor Suction and DischargeInstall Outdoor Hoods INSTALLATIONCopy continues on page Table 1 Ð Physical Data Table1 Ð Physical Data cont Table 3 Ð Compressor Oil Charge Table 2 Ð Optional Power Exhaust SpecicationsFig. 1 Ð Roof Curb Dimensions, 48/50MP62L and 70M Fig. 2 Ð Roof Curb Dimensions, 48/50MP82N-10R Fig. 3 Ð Base Unit Dimensions, 48MP62L, 70M Fig. 4 Ð Base Unit Dimensions, 48MP82N-10R Fig. 5 Ð Base Unit Dimensions, 50MP62L and 70M Fig. 6 Ð Base Unit Dimensions, 50MP82N-10R Fig. 7 Ð Rigging Label Field Electrical Connections Fig. 11 Ð Outdoor Air Hoods InstalledMake Electrical Connections Fig. 9 Ð Condensate Drain Piping DetailsFig. 12 Ð Field Power Wiring Connections Table 5 Ð Electrical Data Device Non-ShieldedCable Table 6 Ð Recommended Sensor andFig. 13 Ð Space Temperature Sensor Wiring Fig. 14 Ð Space Temperature Sensor Averaging Fig. 15 Ð Heat Interlock Relay Fig. 18 Ð Accessory Humidity ControlFig. 16 Ð Differential Enthalpy Sensor Fig. 19 Ð Fire/Smoke ControlReset/Space Temperature Offset Fig. 26 Ð Remote Supply Air TemperatureFig. 21 Ð Outdoor Air¯ow Control Fig. 22 Ð Timed Discrete OutputFig. 27 Ð Transducer/Thermistor TRANSDUCER ACCESSORYFig. 28 Ð CCN Building Supervisor Table 7 Ð CCN Connection Approved Shielded Cables Fig. 29 Ð Optional VFD Ð Wiring ConnectionsThe following color code is recommended 50MP70M Unit Shown Fig. 31 Ð Auxiliary Control Box LocationFig. 33 Ð Air Pressure Tubing Locations Fig. 32 Ð Auxiliary Control BoxFig. 36 Ð Inlet Hood Assembly Fig. 37 Ð Flue Hood Installing Flue/Inlet Hoods 48MP Units OnlyFig. 34 Ð Gas Piping Details Fig. 35 Ð Flue and Inlet Hood LocationsCheck Compressor Mounting Fig. 39 Ð Fan isolator AdjustmentFig. 38 Ð Flue De¯ector Baffle Assembled Fig. 40 Ð Outer View, Compressor MountingRail Assembly Ð 48/50MP70M-10RUnits Rail Assembly Ð 48/50MP70M-10RUnitsPRE-START-UP System CheckFig. 44 Ð Operating Oil Levels Sight Glass Evaporator-FanBelts, Pulleys, and Sheaves ÐAIRFLOW AIRFLOW Table 13 Ð Fan Performance Air Foil Ð 48/50MP62L Table 15 Ð Fan Performance Air Foil Ð 48/50MP82N Table 14 Ð Fan Performance Air Foil Ð 48/50MP70MTable 17 Ð Fan Performance Air Foil Ð 48/50MP10R Table 16 Ð Fan Performance Air Foil Ð 48/50MP90PTable 22 Ð Filter Switch Dirty Set Point Table 20 Ð Maximum Allowable Power ExhaustControls Conguration and Quick Test Table 18 Ð Component Pressure Drop in. wgFig. 47 Ð Wiring Connections for Solid-State Fig. 46 Ð Psychrometric Chart forEnthalpy Control Enthalpy Sensor HH57AC077Table 24 Ð Set Point Ranges and Defaults Table 25 Ð Basic Conguration Data START-UP Initial CheckGeneral Table 26 Ð IGC Control Board LED Alarms Control Loop Checkout Components CONTROL SYSTEMTable 29 Ð Index of Lead/Lag Circuits and CompressorsKEYPAD AND DISPLAY MODULE HSIO FUNCTIONS Table 30 Ð Variable Frequency Drive VFD Display SERVICEFig. 49 Ð VFD Digital Operator Fig. 50 Ð Door Latch Fig. 51 Ð Access Locations 48MP70M Unit ShownRefrigerant Circuit LubricationFig. 52 Ð Burner Section Detail Fig. 53 Ð Removing Heat Exchanger CeramicFig. 56 Ð Charging Chart Ð Unit 48/50MP70M Fig. 55 Ð Charging Chart Ð Unit 48/50MP62LFig. 57 Ð Chrging Chart Ð Unit 48/50MP82N Fig. 59 Ð Charging Chart Ð Unit 48/50MP10R Fig. 58 Ð Charging Chart Unit 48/50MP90PAdjustments Fig. 60 Ð 06E Compressors, Typical Fig. 61 Ð Motor Plate AdjustmentProtective Devices Gas Valve AdjustmentFig. 62 Ð Pulley Alignment Fig. 63 Ð Gas ValveVariable Frequency Drive VFD Processor Modules PSIO InstallationHigh-VoltageRelay Modules DSIO1 and DSIO2 TROUBLESHOOTING Compressor Replacement Ð Perform the followingFig. 64 Ð Condenser Fan Adjustment TROUBLESHOOTING AND DIAGNOSTICS TROUBLESHOOTING AND DIAGNOSTICS cont Fig. 65 Ð IGC Control Heating Ð 48MP Units Only Page CALL FOR FREE CATALOG PACKAGED SERVICE TRAININGI. PRE-START-UP START-UPCHECKLISTCHANGES TO DEFAULT VALUES III.PRELIMINARY CHECKLIST ITEMS contTEMPERATURES IV. START-UPVALUES IN INDICATE FACTORY DEFAULTS CONTROL CONFIGURATIONCL-3 KEYBOARDKEYBOARD CONSTANT VOLUME CONTROL CONFIGURATIONDISPLAY DESCRIPTION