Instruction/ maintenance manual of the product 575A Bryant
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IMPORT ANT — READ BEFORE INST ALLING 1. Read and become familiar with these installation in- structions before installing this unit. 2. Be sure the installation conforms to all applicable local and national codes. 3. These instructions contain important information for the proper maintenance and repair of this equipment.
UNIT 575A UNIT W/ ALUMINUM-FIN COIL UNIT W/ COPPER-FIN COIL WEIGHT (WITH ALUMINUM-FIN COIL) WEIGHT (WITH COPPER-FIN COIL) Std Unit Corner W Corner X Corner Y Corner Z Std Unit Corner W Corner X Corner Y Corner Z Dim. A Dim. B Dim. A Dim. B Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg 090 1 8 -8 9 [508.
T able 1 — Physical Data UNIT 575A 090 OPERA TING WEIGHT (lb) Aluminum Coils (Standard) 540 Copper Coils (Optional) 608 RIGGING WEIGHT (lb) Aluminum Coils (Standard) 590 Copper Coils (Optional) 658 REFRIGERANT* R-22 COMPRESSOR Reciprocating, Semi-Hermetic Quantity .
III. COMPLETE REFRIGERANT PIPING CONNECTIONS Suction connection is sweat with plastic cap; liquid connec- tion is sweat with plastic cap. Refer to T able 2 for the proper line sizes. Follow standard piping practices. T able 2 — Refrigerant Piping Sizes LINEAR LENGTH OF PIPING — ft UNIT 575A 0-25 25-50 50-75 75-100 Line Size (in.
LEGEND NEC — National Electrical Code TXV — Thermostatic Expansion V alve *Accessory item. †Field supplied. NOTES: 1. All piping must follow standard refrigerant piping techniques. 2. All wiring must comply with the applicable local and national codes.
IV . MAKE ELECTRICAL CONNECTIONS W ARNING: Unit cabinet must have an uninterrupted, unbroken electrical ground to minimize the possibility of personal injury if an electrical fault should occur .
T able 4 — Electrical Data UNIT 575A NOMINAL VOL T AGE (V -Ph-Hz) VOL T AGE RANGE COMPRESSOR OFM POWER SUPPL Y MINIMUM DISCONNECT Min Max RLA LRA FLA MCA MAX FUSE OR HACR BRKR AMPS FLA LRA 090 208/230-3-60 187 254 31.5 160 3.1 42.5 50 45 177 460-3-60 414 508 15.
C. Field Control Wiring Install an approved accessory thermostat assembly accord- ing to installation instructions included with the accessory . Locate thermostat assembly on a solid wall in the condi- tioned space to sense average temperature in accordance with thermostat installation instructions.
B. Oil Charging Allow unit to run for about 20 minutes. Stop unit and check compressor oil level. Add oil only if necessary to bring oil into view in sight glass. See T able 1 for oil charge. Use only ap- proved compressor oil as follows: Suniso 3GS and WF32-150 Do not reuse drained oil or use any oil that has been exposed to atmosphere.
C. Defrost Defrost board (DB) is a time and temperature control, which includes a field-selectable time period between checks for frost (30, 50, and 90 minutes). Electronic timer and defrost cycle start only when contactor is energized and defrost thermo- stat (DFT) is closed (below 28 F).
SERVICE CAUTION: When servicing unit, shut of f all electri- cal power to unit to avoid shock hazard or injury from rotating parts. I. CLEANING Inspect unit interior at the beginning of each cooling season and as operating conditions require. A. Outdoor Coil Inspect coil monthly .
II. LUBRICA TION A. Compressors Compressor has its own oil supply . Loss of oil due to a leak in the system should be the only reason for adding oil after the system has been in operation. See Start-Up, Oil Charging section. B. Fan Motor Bearings Fan motor bearings are permanently lubricated.
TROUBLESHOOTING CHART , HEA TING CYCLE LEGEND N.C. — Normally Closed —13—.
TROUBLESHOOTING CHART , COOLING CYCLE LEGEND TXV — Thermostatic Expansion V alve Copyright 1995 Carrier Corporation CA TALOG NO. BDP-3357-502.
ST ART -UP CHECKLIST I. PRELIMINAR Y INFORMA TION OUTDOOR: MODEL NO. INDOOR: MODEL NO. SERIAL NO. SERIAL NO. ADDITIONAL ACCESSORIES B. Pre-Start-Up OUTDOOR UNIT IS THERE ANY SHIPPING DAMAGE? (Y/N) IF SO, WHERE: WILL THIS DAMAGE PREVENT UNIT ST ART -UP? (Y/N) CHECK POWER SUPPL Y .
C. Start-Up CHECK INDOOR-F AN SPEED AND RECORD. CHECK OUTDOOR-F AN SPEED AND RECORD. AFTER A T LEAST 15 MINUTES RUNNING TIME, RECORD THE FOLLOWING MEASUREMENTS: COOLING HEA TING OIL PRESSURE SUCTION P.
An important point after buying a device Bryant 575A (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Bryant 575A yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Bryant 575A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Bryant 575A you will learn all the available features of the product, as well as information on its operation. The information that you get Bryant 575A will certainly help you make a decision on the purchase.
If you already are a holder of Bryant 575A, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Bryant 575A.
However, one of the most important roles played by the user manual is to help in solving problems with Bryant 575A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Bryant 575A along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
