Carrier 50PG03-16 installation instructions Installation Instructions

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50PG03−16

Single−Package Rooftop Units Electric Heater and

Single Point Box Accessories

Installation Instructions

Heater Part Numbers: CRHEATER200A00 through CRHEATER263A00

Single Point Box Part Numbers: CSINGLE028A00 through CRSINGLE036A00

HEATER PACKAGE CONTENTS

ITEM

QUANTITY

Heater Module

1

Wiring Label

1

SINGLE POINT BOX PACKAGE CONTENTS

ITEM

QUANTITY

Single Point Box

1

Terminal Block

*

Wiring Label

1

Fuse Block†

*

* Quantity varies by kit.

†If single point box has fuses, contents will include a hinged cover, rivets, and magnetic latch.

injury or product and property damage. NOTE is used to highlight suggestions which will result in enhanced installation, reliability, or operation.

! CAUTION

ELECTRICAL OPERATION HAZARD

Failure to follow this caution may cause personal injury and damage to equipment.

Field modification of electric heat staging may result in the overriding of electric heat safety switches and is prohibited.

TABLE OF CONTENTS

SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . . . 1

GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-31

Heater Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Install Single Point Box . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Configuring ComfortLinkt Control . . . . . . . . . . . . . . . . . 4

SAFETY CONSIDERATIONS

Improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, fire, electrical shock, or other conditions which may cause personal injury or property damage. Consult a qualified installer, service agency, or your distributor or branch for information or assistance. The qualified installer or agency must use factory−authorized kits or accessories when modifying this product. Refer to the individual instructions packaged with kits or accessories when installing.

Follow all safety codes. Wear safety glasses and work gloves. Use quenching cloth for brazing operations. Have fire extinguisher available. Read these instructions thoroughly and follow all warnings or cautions attached to the unit. Consult local building codes and National Electrical Code (NEC) for special requirements.

Recognize safety information. This is the safety−alert symbol

. When you see this symbol on the furnace and in instructions or manuals, be alert to the potential for personal injury.

Understand the signal words DANGER, WARNING, and CAUTION. These words are used with the safety−alert symbol. DANGER identifies the most serious hazards which will result in severe personal injury or death. WARNING signifies a hazard which could result in personal injury or death. CAUTION is used to identify unsafe practices which may result in minor personal

! CAUTION

PROPERTY DAMAGE HAZARD

Failure to follow this caution may result in property damage.

When removing panels from the unit, be careful not to damage the roof or other surfaces with the panels.

GENERAL

This installation instruction covers accessory heaters CRHEATER200A00 through CRHEATER263A00. A single point box may be required for some heaters. The single point box must be ordered separately when required.

INSTALLATION

Heater Installation

Perform the following procedure to install the accessory electric heaters:

1.Turn off power to the unit. Install “Lock−Out Tag−Out” tag on unit disconnect or breaker.

2.Configure unit for horizontal duct configuration, if desired.

NOTE: The 50PG16 size requires an accessory conversion kit for converting from vertical to horizontal duct configuration.

3.Permanently mark the appropriate block on the unit nameplate for the accessory heater installed.

4.Verify unit input power wire sizing and circuit protection per requirements on the unit nameplate for the accessory heater installed.

5.Open the electric heater section, compressor section, and indoor fan section access doors. (See Fig. 1.)

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Contents Installation Instructions 50PG03−16 − Block−Off Plate − Electric Heater Wire Routing CRSINGLE028A00, CRSINGLE030A00 − Single Point Box CRSINGLE033A00 − Single Point Box CRSINGLE036A00 − Heater Wiring CRSINGLE030A00 − Heater Wiring CRSINGLE035A00 FLA 221A00 10.0 14.1 030A00 222A00 13.9 15.0 20.0 Low 15.9 21.8 MIN MAX RLA LRA FLA MOCP† VOLTS−PH−HZ MCA VOLTS-PH-HZ MIN MAX RLA LRA FLA Type MCA MOCP† − Rated Load Amps Nominal Voltage Compressor Unit Range OFM Ifmf Power Supply Type Crheater Nominal Nominal Voltage Compressor OFM IFM Unit Range Power Supply FLA Type Crheater Nominal Nominal Voltage Compressor Unit Range OFM IFM Power Supply 208/230-3-60 575-3-60 VOLTS-PH-HZ RLA LRA FLA MOCP† MIN MCA MIN MAX RLA LRA FLA MCA MOCP† VOLTS-PH-HZ MIN MAX RLA LRA FLA MOCP† MCA VOLTS-PH-HZ MIN MAX RLA LRA Rated Load Amps VOLTS-PH-HZ MIN MAX RLA FLA FLA LRA Type 50PG03−16 Nominal Voltage Compressor Power Range Unit OFM IFM MIN MAX RLA LRA FLA MOCP† VOLTS-PH-HZ MCA See legend pg Compr Power OFM Catalog No50PG−16SI

50PG03-16 specifications

The Carrier 50PG03-16 is a notable air conditioning unit designed for residential and light commercial applications. This model stands out due to its combination of efficiency, durability, and innovative technology, making it a popular choice among homeowners and businesses looking for reliable cooling solutions.

One of the primary features of the Carrier 50PG03-16 is its high energy efficiency ratio (EER). This model meets or exceeds the latest environmental standards, which is essential for users looking to reduce their energy consumption and lower utility bills. The unit's efficient refrigerant cycle maximizes cooling output while minimizing energy use.

Carrier's commitment to using advanced technology is evident in the design of the 50PG03-16. The unit is equipped with a highly reliable scroll compressor, which not only operates quietly but also enhances the overall performance and longevity of the system. This type of compressor offers improvements in energy efficiency and reduces maintenance needs, providing peace of mind to the end user.

Another significant characteristic of the Carrier 50PG03-16 is its robust construction. The cabinet is fabricated from high-quality galvanized steel, ensuring durability and resistance to corrosion. This enhances the unit's lifespan and protects it from various environmental factors, which is particularly beneficial in regions with harsh weather conditions.

The ease of installation is another plus with this model. Designed with installers in mind, the Carrier 50PG03-16 simplifies the setup process, allowing for quick and efficient installation. This feature reduces overall labor costs while ensuring that the unit operates optimally from the start.

Furthermore, the Carrier 50PG03-16 offers compatibility with a variety of controls and accessories, allowing homeowners to tailor their system for maximum comfort. Users can integrate smart thermostats and zoning options, promoting enhanced control over indoor climates.

In conclusion, the Carrier 50PG03-16 air conditioning unit is a leading choice for those seeking an efficient, reliable, and durable cooling solution. With its innovative compressor technology, robust construction, and flexible installation features, it is designed to meet the demands of both residential and light commercial applications, ensuring a comfortable environment year-round.
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