Bryant 575C Preliminary Information, II. PRE-START-UP Outdoor Unit, Controls, Indoor Unit, Piping

Page 27

START-UP CHECKLIST

I. PRELIMINARY INFORMATION

 

OUTDOOR UNIT: MODEL NO. _______________________________

SERIAL NO.: __________________________________

INDOOR UNIT: MODEL NO. _________________________________

SERIAL NO.: __________________________________

ADDITIONAL ACCESSORIES __________________________________________________________________________________

II.PRE-START-UP

OUTDOOR UNIT

IS THERE ANY SHIPPING DAMAGE? (Y/N)____________

IF SO, WHERE: ________________________________________________________________________________________________

_______________________________________________________________________________________________________________

WILL THIS DAMAGE PREVENT UNIT START-UP? (Y/N) _____________

CHECK POWER SUPPLY. DOES IT AGREE WITH UNIT? (Y/N) _____________

HAS THE GROUND WIRE BEEN CONNECTED? (Y/N) ____________

HAS THE CIRCUIT PROTECTION BEEN SIZED AND INSTALLED PROPERLY? (Y/N) ___________

ARE THE POWER WIRES TO THE UNIT SIZED AND INSTALLED PROPERLY? (Y/N) ___________

HAVE COMPRESSOR HOLDDOWN BOLTS BEEN LOOSENED (Washers are snug, but not tight)? (Y/N) _______________

CONTROLS

ARE THERMOSTAT AND INDOOR FAN CONTROL WIRING CONNECTIONS MADE AND CHECKED? (Y/N) _______________

ARE ALL WIRING TERMINALS (including main power supply) TIGHT? (Y/N) ______________

HAS CRANKCASE HEATER BEEN ENERGIZED FOR 24 HOURS? (Y/N) ______________

INDOOR UNIT

HAS WATER BEEN PLACED IN DRAIN PAN TO CONFIRM PROPER DRAINAGE? (Y/N) ____________

ARE PROPER AIR FILTERS IN PLACE? (Y/N)______________

HAVE FAN AND MOTOR PULLEYS BEEN CHECKED FOR PROPER ALIGNMENT? (Y/N) ____________

DO THE FAN BELTS HAVE PROPER TENSION? (Y/N) ________________

HAS CORRECT FAN ROTATION BEEN CONFIRMED? (Y/N)________________

PIPING

HAVE LEAK CHECKS BEEN MADE AT COMPRESSOR, OUTDOOR UNIT, INDOOR UNIT, TXVs (Thermostatic Expansion Valves), SOLENOID VALVES, FILTER DRIERS, AND FUSIBLE PLUGS WITH A LEAK DETECTOR? (Y/N) ________________

LOCATE, REPAIR, AND REPORT ANY LEAKS. _________________________________________________________________

HAVE ALL COMPRESSOR SERVICE VALVES BEEN FULLY OPENED (BACKSEATED)? (Y/N)___________

HAS LIQUID LINE SERVICE VALVE BEEN OPENED? (Y/N)___________

IS THE OIL LEVEL IN COMPRESSOR CRANKCASE VISIBLE IN THE COMPRESSOR SIGHT GLASS?

(Y/N) _______________

 

 

 

CHECK VOLTAGE IMBALANCE

 

 

 

LINE-TO-LINE VOLTS:

AB ___________ V

AC___________ V

BC ___________V

(AB + AC + BC)/3 = AVERAGE VOLTAGE = ________________V

MAXIMUM DEVIATION FROM AVERAGE VOLTAGE =_______________V

VOLTAGE IMBALANCE = 100 X (MAX DEVIATION)/(AVERAGE VOLTAGE) = _______________ %

IF OVER 2% VOLTAGE IMBALANCE, DO NOT ATTEMPT TO START SYSTEM!

CALL LOCAL POWER COMPANY FOR ASSISTANCE.

CL-1

Page 26 Page 28
Image 27
Page 26 Page 28
Contents General ContentsSafety Considerations Installation Complete PRE-INSTALLATION ChecksMount Unit Locate Unit575C090,120 Unit Dimensions 244 Weight lb kgUnit 180 803 158Component Locations 541A180 Shown Outdoor Fans Physical Data 575B072, 575C090,120 and 541A180 UnitsRefrigerant CompressorIII. Complete Refrigerant Piping Connections Refrigerant Specialties Part Numbers Provide Safety ReliefVapor Line Piping Procedure Minimum Outdoor Air Operating TemperatureIV. Complete Electrical Connections MCA Mocp Option RLA LRALP/HP SENTstat IFM EquipGND IFCGND HTR II. Preliminary Charge PRE-START-UPPreliminary Checks → Recommended Process for Checking for LeaksSTART-UP III. Advanced Scroll Temperature Protection AstpIII. Liquid Line Solenoid IV. AccumulatorVI. Start Unit VII. Adjust Refrigerant ChargeIV. Compressor Lockout Device Preliminary OIL Charge 541ASequence of Operation Duplex 575C120 and 541A180 Units With 524A-H300 See Fig III A180 Units HeatingIV. Duplex Units Duplex 575C120 Units with 524A-H240 See FigService Compressor Removal RestartVI. Causes of Complete Unit Shutdown VII. Outdoor Unit Fans IV A180 Cooling Mode Operation See Fig541A180 Heating Mode Operation See Fig VI. Crankcase Heater575C090,120 Heating Mode Size 090 Shown IX. Coil Cleaning and Maintenance Cleaning Standard CoilsCleaning and Maintaining E-Coated Coils Pivot and Support Top Cover Coil Cleaning TypicalTroubleshooting Chart Heating Cycle CCH TXV Thermostatic Expansion ValveIndoor Unit Preliminary InformationII. PRE-START-UP Outdoor Unit ControlsCooling Heating III. START-UP

541A, 575B, 575C specifications

The Bryant 575B, 541A, and 575C heating and cooling units are part of the renowned Bryant lineup, designed to provide efficient and reliable climate control solutions for residential and commercial spaces. These models are particularly celebrated for their impressive performance, innovative technologies, and user-friendly operations.

Starting with the Bryant 575B, this model is a high-efficiency air conditioner that boasts a SEER rating of up to 20.5. It utilizes a variable-speed compressor that adjusts its output based on the temperature needs of the home, leading to enhanced energy savings and consistent indoor comfort. The 575B is equipped with a steel cabinet that resists corrosion and damage while also minimizing noise levels during operation. Additionally, its environmentally friendly R-410A refrigerant helps to reduce the system's ecological footprint.

Moving on to the Bryant 541A, this unit is a formidable gas furnace known for its exceptional heating capabilities. With an AFUE (Annual Fuel Utilization Efficiency) rating of up to 97.5%, the 541A efficiently transforms fuel into heat, ensuring lower energy bills during cold months. It incorporates advanced technologies such as a two-stage gas valve and a variable-speed blower motor, allowing it to respond dynamically to the heating demands of the home. The insulated cabinet construction further enhances energy efficiency by preventing heat loss and increasing comfort.

Lastly, the Bryant 575C model is a versatile heat pump that offers both heating and cooling functionalities, ideal for regions with moderate heating and cooling needs. It features a SEER rating of up to 20 and an HSPF (Heating Season Performance Factor) rating of up to 10.5, making it an energy-efficient choice year-round. The 575C comes with a streamlined design that integrates a variable-speed compressor, which helps maintain precise temperatures and minimizes energy consumption. Additionally, its quiet operation is enhanced by sound insulation, providing a serene indoor environment.

All three models are designed with durability in mind, featuring robust construction materials that withstand the elements. They can be easily integrated with smart thermostats, providing homeowners with greater control over their energy use. With exceptional efficiency ratings, durable designs, and advanced features, the Bryant 575B, 541A, and 575C represent a perfect blend of comfort and cutting-edge technology. Whether for heating or cooling, these units deliver outstanding performance to meet the needs of today's energy-conscious consumers.
Top Page Image Contents