START-UP CHECKLIST

(Remove and Store in Job File)

I. PRELIMINARY INFORMATION

 

MODEL NO.: ______________________________________

SERIAL NO.: ___________________________________________

DATE:_____________________________________________

TECHNICIAN: _________________________________________

BUILDING LOCATION: ____________________________

 

II.PRE-START-UP (insert checkmark in box as each item is completed)

VERIFY JOBSITE VOLTAGE AGREES WITH VOLTAGE LISTED ON RATING PLATE

VERIFY THAT CONDENSATE CONNECTION IS INSTALLED PER INSTALLATION INSTRUCTIONS CHECK THAT ALL ELECTRICAL CONNECTIONS AND TERMINALS ARE TIGHT

CHECK THAT RETURN (INDOOR SECTION) AIR FILTERS ARE CLEAN AND IN PLACE

VERIFY THAT UNIT INSTALLATION IS LEVEL

CHECK FAN WHEEL AND PROPELLER FOR LOCATION IN HOUSING AND ORIFICE AND CHECK THAT SETSCREW IS TIGHT

CHECK PULLEY ALIGNMENT AND BELT TENSION PER INSTALLATION INSTRUCTIONS

￿CHECK TO ENSURE THAT ELECTRICAL WIRING IS NOT IN CONTACT WITH REFRIGERANT LINES OR SHARP METAL EDGES

III.START-UP ELECTRICAL

SUPPLY VOLTAGE

L1-L2

 

L2-L3

 

L3-L1

CIRCUIT 1 COMPRESSOR AMPS

L1

 

L2

 

L3

CIRCUIT 2 COMPRESSOR AMPS

L1

 

L2

 

L3

EVAPORATOR FAN AMPS

L1

 

L2

 

L3

TEMPERATURES

 

 

 

 

OUTDOOR-AIR TEMPERATURE

 

DB

 

WB

RETURN-AIR TEMPERATURE

 

DB

 

WB

COOLING SUPPLY AIR

 

DB

 

WB

PRESSURES

 

 

 

 

REFRIGERANT SUCTION, CIRCUIT 1

 

PSIG AT

 

F (AT SERVICE PORT)

REFRIGERANT SUCTION, CIRCUIT 2

 

PSIG AT

 

F (AT SERVICE PORT)

REFRIGERANT DISCHARGE, CIRCUIT 1

 

PSIG AT

 

F (CONDENSER LIQUID LINE OUTLET TUBE)

REFRIGERANT DISCHARGE, CIRCUIT 2

 

PSIG AT

 

F (CONDENSER LIQUID LINE OUTLET TUBE)

VERIFY THAT 3-PHASE SCROLL COMPRESSOR IS ROTATING IN THE CORRECT DIRECTION

￿VERIFY REFRIGERANT CHARGE USING CHARGING CHARTS ON PAGES 43-45.

CUT ALONG DOTTED LINE

CUT ALONG DOTTED LINE

Copyright 2005 Bryant Heating & Cooling Systems

Printed in U.S.A.

CL-1

CATALOG NO. 04-53551004-01

Page 52
Image 52
Bryant 551B START-UP Checklist, Preliminary Information, III. START-UP Electrical, Temperatures, Pressures

551B specifications

The Bryant 551B and 551C are two highly efficient air conditioning units designed to provide optimal comfort in residential settings. Known for their reliability and performance, these models are part of Bryant's esteemed line of heating and cooling solutions.

One of the standout features of the Bryant 551B is its two-stage cooling system, which allows for better humidity control and increased comfort. This ensures that homeowners can enjoy consistent temperatures while reducing energy consumption. The unit operates quietly, thanks to its noise-reducing technology, making it an ideal choice for bedrooms and living spaces.

On the other hand, the Bryant 551C builds upon this foundation with its variable-speed compressor. This technology allows the unit to adjust its cooling output according to the specific needs of the home. This results in seamless operation and even greater energy efficiency. Both models also incorporate Bryant's advanced control capabilities, which allow users to monitor and adjust settings remotely via smart devices, adding a layer of convenience and modernity to home climate control.

With an emphasis on durability, both the 551B and 551C feature a galvanized steel cabinet that protects against weather-related damage. The powder coat finish further enhances their resistance to rust and corrosion, ensuring a long lifespan and minimal maintenance.

Another significant characteristic of these units is their excellent Seasonal Energy Efficiency Ratio (SEER) ratings. The 551B boasts a SEER rating of up to 16, while the 551C takes it even further with ratings exceeding 20. This efficiency not only translates to lower energy bills for homeowners but also contributes to a reduced carbon footprint, making these units environmentally friendly options.

Both models are also designed to operate with eco-friendly refrigerants, aligning with modern energy standards and regulations aimed at reducing greenhouse gas emissions.

In summary, the Bryant 551B and 551C are exemplary choices for homeowners looking for reliable, efficient, and high-performing air conditioning solutions. With features such as two-stage and variable-speed compressors, advanced smart technology, and robust construction, these models stand out in the competitive HVAC market. They promise a comfortable indoor environment along with significant energy savings, making them a wise investment for the future.