Carrier MPE62L-10R, 50MP62L-10R, 48MPD Packaged Service Training, Call for Free Catalog

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PACKAGED SERVICE TRAINING

Packaged Service Training programs are an excellent way to increase your knowledge of the equip- ment discussed in this manual, including:

·

Unit Familiarization

·

Maintenance

·

Installation Overview

·

Operating Sequence

A large selection of product, theory, and skills programs are available, using popular video-based for- mats and materials. All include video and/or slides, plus companion book.

Classroom Service Training which includes ``hands-on'' experience with the products in our labs can mean increased con®dence that really pays dividends in faster troubleshooting and fewer callbacks. Course descriptions and schedules are in our catalog.

CALL FOR FREE CATALOG 1-800-962-9212

[ ] Packaged Service Training [ ] Classroom Service Training

Copyright 1998 Carrier Corporation

Manufacturer reserves the right to discontinue, or change at any time, speci®cations or designs without notice and without incurring obligations.

Book

1

1

 

PC 111

Catalog No. 534-893

Printed in U.S.A.

Form 48/50MP-1SI

Pg 60

12-98

Replaces: 50MP-1SI

Tab

1a

1b

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Contents Installation, Start-Up and Service Instructions ContentsContents Safety ConsiderationsGeneral Installation Install Outdoor HoodsPhysical Data Base Unit 48/50MPPhysical Data Optional Power Exhaust Specications Compressor Oil ChargeVariable Frequency Drive VFD Physical Data FAN MotorRoof Curb Dimensions, 48/50MP62L and 70M Roof Curb Dimensions, 48/50MP82N-10R Base Unit Dimensions, 48MP62L, 70M Base Unit Dimensions, 48MP82N-10R Base Unit Dimensions, 50MP62L and 70M Base Unit Dimensions, 50MP82N-10R Unit Weight SizeUnit Field Electrical Connections Make Electrical ConnectionsEquip GNDNEC Electrical Data FLALRA MCARecommended Sensor Device Non-Shielded Cable ManufacturerSpace Temperature Sensor Wiring Space Temperature Sensor Averaging Heat Interlock Relay Outdoor Air¯ow Control Transducer/Thermistor CCN Connection Approved Shielded Cables CCN COMComm Auxiliary Control Box Location 50MP70M Unit Shown Installing Flue/Inlet Hoods 48MP Units Only Gas Piping DetailsCheck Compressor Mounting Flue De¯ector Baffle AssembledPRE-START-UP System CheckEvaporator-Fan Belts, Pulleys, and Sheaves Ð ExampleFan Performance Forward Curved Ð 48/50MP62L Fan Performance Forward Curved Ð 48/50MP70MFan Performance Forward Curved Ð 48/50MP82N Fan Performance Forward Curved Ð 48/50MP90PFan Performance Forward Curved Ð 48/50MP10R Fan Performance Air Foil Ð 48/50MP62LFan Performance Air Foil Ð 48/50MP70M Fan Performance Air Foil Ð 48/50MP82NFan Performance Air Foil Ð 48/50MP90P Fan Performance Air Foil Ð 48/50MP10RControls Conguration and Quick Test Keypad and Display Module Hsio Configuration Hsio Keypad Key UsageSet Point Ranges and Defaults SET Point Subfunction Display Default Range START-UPInitial Check Basic Conguration DataGeneral Supply FANOccupied Cooling IGC Control Board LED Alarms OverridesControl Loop Checkout 48/50MP Units SMG, SCV and MLG Recommended Starting ValuesControl System ComponentsIndex of Lead/Lag Circuits Compressors Lead CircuitKeypad and Display Module Hsio Stby YESHsio Keypad and Display Module Functions and Subfunctions SUB FunctionsFunction Service Variable Frequency Drive VFD DisplayPower Exhaust MOTORS, PULLEYS, and Belts EVAPORATOR-FAN MOTORS, PULLEYS, and BeltsLubrication Refrigerant CircuitManufacturer Lubricant Charging Chart Ð Unit 48/50MP62L Charging Chart Unit 48/50MP90P Adjustments Pressure Switch Settings Psig kPagBelt Installation and Tensioning Switch Cutout CUT-IN06E Compressors, Typical Gas Valve Adjustment Protective DevicesMain Burner Removal Compressor ProtectionVariable Frequency Drive VFD Processor Modules Psio High-Voltage Relay Modules DSIO1 and DSIO2Stby no Compressor Replacement Ð Perform the following TroubleshootingTorque Compressors Troubleshooting and Diagnostics Problem Solution Compressor does not RUNCompressor Stops on HIGH-PRESSURE Switch Compressor Cycles on LOW-PRESSURE SwitchTroubleshooting and Diagnostics IGC Control Heating Ð 48MP Units Only Page Packaged Service Training Call for Free CatalogSTART-UP Checklist Model no Serial no Date TechnicianIII. Preliminary Checklist Items IV. START-UPCL-3 Fact Config Fanm

MPE62L-10R, 50MP62L-10R, 48MPD specifications

The Carrier 48MPD, 50MP62L-10R, and MPE62L-10R are advanced rooftop packaged units designed for a variety of commercial HVAC applications. These systems offer a compelling blend of energy efficiency, versatility, and high performance, making them ideal choices for businesses looking to enhance their indoor climate control.

One of the standout features of the Carrier 48MPD series is its high efficiency rating, which significantly reduces operational costs while minimizing environmental impact. The unit utilizes advanced scroll compressors that provide reliable and efficient cooling capabilities, ensuring optimal temperature regulation regardless of outdoor conditions. This innovative design also contributes to quieter operation, enhancing indoor comfort without disruptive noise levels.

The Carrier 50MP62L-10R model boasts superior cooling and heating capabilities, equipped with a multi-speed fan system that allows for tailored airflow to suit specific project requirements. This model's economizer feature is pivotal for harnessing outside air to offset mechanical cooling, leading to further energy savings, particularly in moderate weather conditions. Additionally, the unit's dual-fuel capability enhances its operational flexibility, allowing it to switch between electric and gas heating sources depending on efficiency needs.

In terms of control technologies, the MPE62L-10R is equipped with Carrier's advanced Smart Evaporator Control, which ensures precise humidity management while optimizing energy consumption. This model also integrates seamlessly with building automation systems, enabling remote monitoring and adjustments for greater operational oversight and efficiency. The intuitive user interface simplifies system programming and operation, making it accessible even for those without extensive technical backgrounds.

Another important characteristic of these units is their robust construction, designed to withstand challenging weather conditions and ensure longevity. The use of high-quality materials and components means lower maintenance costs over time.

Overall, the Carrier 48MPD, 50MP62L-10R, and MPE62L-10R represent a well-engineered suite of HVAC solutions that excel in efficiency, adaptability, and user-friendliness, establishing themselves as leading choices for commercial indoor climate management. With their blend of innovative technology and solid performance, these systems are well-suited to meet the diverse needs of modern commercial spaces.