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577C

Summary of Contents for bryant 577C-C

Page 1: ...2 Rollout Switch 22 Start Up Cooling Make Adjustments 22 Checking Cooling Control Operation 22 Checking Adjusting Refrigerant Charge 23 Indoor Airflow and Airflow Adjustments 23 Cooling Sequence of Op...

Page 2: ...n against shipping papers Inspect Shipment Inspect for shipping damage before removing packaging materials If unit appears to be damaged or is torn loose from its anchorage have it examined by transpo...

Page 3: ...unit if it has been under water Step 5 Rig and Place Unit Rigging and handling of this equipment can be hazardous for many reasons due to the installation location roofs elevated structures etc Only t...

Page 4: ...4 A190119 Fig 3 24 36 Unit Dimensions 577C...

Page 5: ...5 A190120 Fig 4 42 60 Unit Dimensions 577C...

Page 6: ...30 6 778 46 1 1170 Large CPRFCURB013B00 14 356 14 356 43 9 1116 42 2 1072 Part Number CPRCURB011B00 can be used on both small and large basepan units The cross supports must be located based on whethe...

Page 7: ...Rpm 2500 24 609 6 1 10 810 2500 24 609 6 1 10 810 2700 24 609 6 1 10 810 2700 24 609 6 1 10 810 3200 24 609 6 1 5 810 3200 24 609 6 1 5 810 3600 26 660 4 1 5 810 3600 26 660 4 1 5 810 INDOOR COIL Rows...

Page 8: ...s for correct filter sizes and quantity Table 2 Maximum Gas Flow Capacity NOMINAL IRON PIPE SIZE IN INTERNAL DIAMETER IN LENGTH OF PIPE FT m 10 3 20 6 30 9 40 12 50 15 60 18 70 21 80 24 90 27 100 30 1...

Page 9: ...of the gas supply connection to the gas valve When installing the gas supply line observe local codes pertaining to gas pipe installations Refer to the NFPA 54 ANSI Z223 1 latest edition in Canada CA...

Page 10: ...lt in property damage Collect ALL screws that were removed Do not leave screws on rooftop as permanent damage to the roof may occur CAUTION 3 For single phase models only on the discharge side only re...

Page 11: ...te electrical service with a field supplied waterproof disconnect switch mounted at or within sight from the unit Refer to the unit rating plate NEC and local codes for maximum fuse circuit breaker si...

Page 12: ...lure to follow this warning could result in personal injury or death 1 Follow recognized safety practices and wear protective goggles when checking or servicing refrigerant system 2 Do not operate com...

Page 13: ...ven in the Pre Start Up section before starting the unit Do not jumper any safety devices when operating the unit Make sure that burner orifices are properly aligned Unstable operation my occur when t...

Page 14: ...orrect size CAUTION Adjust Gas Input The gas input to the unit is determined by measuring the gas flow at the meter or by measuring the manifold pressure Measuring the gas flow at the meter is recomme...

Page 15: ...des from 2001 to 4500 ft 611 to 1372 m above sea level must be derated by 10 by an authorized gas conversion station or dealer For Canadian Installations from 2000 to 4500 ft 610 1372 m use U S A colu...

Page 16: ...16 A150502 Fig 14 208 230 1 60 Connection Wiring Diagram 577C...

Page 17: ...17 A150510 Fig 14 Cont 208 230 1 60 Ladder Wiring Diagram 577C...

Page 18: ...18 A150508 Fig 15 208 230 3 60 Connection Wiring Diagram 577C...

Page 19: ...19 A150511 Fig 15 Cont 208 230 3 60 Ladder Wiring Diagram 577C...

Page 20: ...20 A150509 Fig 16 460 3 60 Connection Wiring Diagram 577C...

Page 21: ...21 A150512 Fig 16 Cont 460 3 60 Ladder Wiring Diagram 577C...

Page 22: ...en the air temperature at the limit switch drops to the low temperature setting of the limit switch the switch closes and completes the control circuit The direct spark ignition system cycles and the...

Page 23: ...rature F C db with the discharge line pressure psig to determine desired system operating liquid line temperature See Table 9 6 Compare actual liquid line temperature with desired liquid line temperat...

Page 24: ...onnection In either case the dehumidification control must open the control circuit on humidity rise above the dehumidification set point 1 Remove fan speed tap wire from the LOW terminal on the inter...

Page 25: ...nd G These open circuits deenergize contactor coil C The condenser and compressor motors stop After a 60 sec delay the blower motor stops The unit is in a standby condition waiting for the next call f...

Page 26: ...C Board COM LOW HIGH GAS HEAT Q1 R1L C8 RL3 Q3 DCR QCR QC1 G1 G2 A7 D4 D6 C2 OILL R9 AB A15 C4 C9 C0 R4 RL4 C7 R2 R3 R5 R6 QCB Y Y R U C 24VAC JW1 P2 P1 W2 Y2 Y1 Y DH G C R SSTZ 8 P3 SDL 24VAC R CDM C...

Page 27: ...ttempt to check charge or charge unit under these conditions using the superheat method Weigh in method should be used A150625 To properly check or adjust charge conditions must be favorable for subco...

Page 28: ...BHP 0 09 0 10 0 10 0 11 x x x x x x Gas Heat Rise o F NA NA NA NA NA NA NA NA NA NA Gas Heat Rise o C NA NA NA NA NA NA NA NA NA NA Med Low Pink Alternate Cooling Alternate Heating CFM 840 759 677 60...

Page 29: ...4 338 x x x x x x BHP 0 09 0 10 0 10 0 11 x x x x x x Gas Heat Rise o F NA NA NA NA NA NA NA NA NA NA Gas Heat Rise o C NA NA NA NA NA NA NA NA NA NA Med Low Pink Alternate Cooling Alternate Heating C...

Page 30: ...0 08 0 09 0 09 0 10 0 10 0 11 x x x Gas Heat Rise o F NA NA NA NA NA NA NA NA NA NA Gas Heat Rise o C NA NA NA NA NA NA NA NA NA NA Med Low Pink Alternate Cooling Alternate Heating CFM 1144 1105 1066...

Page 31: ...7 717 650 575 527 466 419 BHP 0 13 0 13 0 14 0 14 0 15 0 16 0 17 0 18 0 19 0 20 Gas Heat Rise o F NA NA NA NA NA NA NA NA NA NA Gas Heat Rise o C NA NA NA NA NA NA NA NA NA NA Med Low Pink CFM 1016 95...

Page 32: ...07 0 07 0 08 0 08 0 09 x x x x Gas Heat Rise o F NA NA NA NA NA NA NA NA NA NA Gas Heat Rise o C NA NA NA NA NA NA NA NA NA NA Med Low Pink Alternate Cooling Alternate Heating CFM 1430 1386 1347 1302...

Page 33: ...306 x BHP 0 09 0 10 0 10 0 11 0 12 0 12 0 13 0 14 0 14 x Gas Heat Rise o F NA NA NA NA NA NA NA NA NA NA Gas Heat Rise o C NA NA NA NA NA NA NA NA NA NA Med Low 1 Pink Heating CFM 1403 1361 1320 1276...

Page 34: ...360 2 305 8 x BHP 0 09 0 10 0 10 0 11 0 12 0 12 0 13 0 14 0 14 x Gas Heat Rise o F NA NA NA NA NA NA NA NA NA NA Gas Heat Rise o C NA NA NA NA NA NA NA NA NA NA Med Low Pink CFM 1403 1361 1320 1276 12...

Page 35: ...39 42 45 Heating Rise o C 16 17 18 19 20 20 22 23 25 High Black CFM 1560 1491 1416 1337 1255 1233 1160 1082 998 Heating Rise o F 28 30 31 33 35 36 38 41 44 Heating Rise o C 16 16 17 18 19 20 21 23 24...

Page 36: ...44 47 50 Heating Rise o C 18 19 19 20 22 23 24 26 28 High Black CFM 1472 1401 1326 1251 1275 1198 1139 1085 1023 Heating Rise o F 29 31 33 35 34 36 38 40 42 Heating Rise o C 16 17 18 19 19 20 21 22 24...

Page 37: ...35 36 37 Heating Rise o C NA NA NA NA NA NA 20 20 21 High Black CFM 2344 2306 2259 2203 2141 2070 1991 1902 1803 Heating Rise o F NA NA NA NA NA NA NA 35 37 Heating Rise o C NA NA NA NA NA NA NA 20 21...

Page 38: ...50 51 53 Heating Rise o C 25 25 26 26 27 27 28 28 29 High Black CFM 2344 2306 2259 2203 2141 2070 1991 1902 1803 Heating Rise o F 41 41 42 43 44 46 48 50 53 Heating Rise o C 23 23 23 24 25 26 27 28 29...

Page 39: ...F 19 36 o C Low Blue CFM 1445 1389 1341 1281 1236 1189 1139 1072 1027 Heating Rise o F NA NA NA NA NA NA NA NA NA Heating Rise o C NA NA NA NA NA NA NA NA NA Med Low Pink CFM 1678 1635 1602 1558 1513...

Page 40: ...39 41 43 46 48 51 54 NA NA NA Heating Rise o C 22 23 24 26 27 28 30 NA NA NA Medium 2 Red CFM 1208 1144 1091 1025 964 902 886 830 746 663 WATTS 345 350 358 366 373 377 390 396 407 410 BHP 0 37 0 38 0...

Page 41: ...61 NA NA NA NA NA NA NA NA Heating Rise o C 32 34 NA NA NA NA NA NA NA NA Medium 2 Red CFM 1208 1144 1091 1025 964 902 886 830 746 663 WATTS 345 350 358 366 373 377 390 396 407 410 BHP 0 37 0 38 0 38...

Page 42: ...F 43 46 49 53 NA NA NA NA NA NA Heating Rise o C 24 26 27 29 NA NA NA NA NA NA Medium Red CFM 1255 1210 1145 1074 1008 940 878 895 838 785 WATTS 249 272 284 292 305 319 320 329 336 347 BHP 0 27 0 29 0...

Page 43: ...NA NA NA NA NA NA NA NA NA NA Heating Rise o C NA NA NA NA NA NA NA NA NA NA Medium 1 Red CFM 1255 1210 1145 1074 1008 940 878 895 838 785 WATTS 249 272 284 292 305 319 320 329 336 347 BHP 0 27 0 29 0...

Page 44: ...o F 43 44 46 47 48 50 51 53 55 57 Heating Rise o C 24 25 25 26 27 28 29 30 30 32 Medium 2 Red CFM 1861 1822 1786 1758 1716 1688 1660 1619 1583 1539 WATTS 400 417 426 441 452 467 482 492 507 519 BHP 0...

Page 45: ...F 55 56 58 59 NA NA NA NA NA NA Heating Rise o C 30 31 32 33 NA NA NA NA NA NA Medium 2 Red CFM 1861 1822 1786 1758 1716 1688 1660 1619 1583 1539 WATTS 400 417 426 441 452 467 482 492 507 519 BHP 0 4...

Page 46: ...F 61 63 65 NA NA NA NA NA NA NA Heating Rise o C 34 35 36 NA NA NA NA NA NA NA Medium 2 Red CFM 1861 1822 1786 1758 1716 1688 1660 1619 1583 1539 WATTS 400 417 426 441 452 467 482 492 507 519 BHP 0 4...

Page 47: ...o F 36 37 38 39 40 41 41 42 44 45 Heating Rise o C 20 21 21 22 22 23 23 24 24 25 Medium 2 Red CFM 1944 1913 1872 1838 1801 1771 1731 1698 1655 1613 WATTS 486 501 511 529 537 554 565 578 595 603 BHP 0...

Page 48: ...F 46 47 48 49 50 52 53 54 56 58 Heating Rise o C 26 26 27 27 28 29 29 30 31 32 Medium 2 Red CFM 1944 1913 1872 1838 1801 1771 1731 1698 1655 1613 WATTS 486 501 511 529 537 554 565 578 595 603 BHP 0 5...

Page 49: ...57 0 58 0 59 0 61 0 62 0 64 0 65 Heating Rise o F 49 50 51 52 53 54 55 56 58 59 Heating Rise o C 27 28 28 29 29 30 31 31 32 33 Med High 1 Orange CFM 2178 2148 2105 2073 2036 2002 1967 1919 1845 1751 W...

Page 50: ...600 1400 CFM 12x20x1 12x20x1 305x508x25 305x508x25 2 0 2 5 3 0 0 09 0 14 0 16 0 18 0 25 0 28 0 30 1200 1800 CFM 16x24x1 14x24x1 406x610x25 356x610x25 3 5 4 0 0 10 0 11 0 12 0 13 0 14 0 16 0 16 1500 2...

Page 51: ...electric wires are not in contact with refrigerant tubing or sharp metal edges 6 Check and inspect heating section before each heating season Clean and adjust when necessary 7 Check flue hood and remo...

Page 52: ...See Fig 20 4 Disconnect gas piping at unit gas valve 5 Remove fan partition mounting bracket 2 screws located on the left side of control compartment on the fan partition panel Slide bracket forward b...

Page 53: ...Fig 23 6 Ensure that setscrew engages the flat area on the motor shaft when tightening 7 Replace grille Electrical Controls and Wiring Inspect and check the electrical controls and wiring annually Be...

Page 54: ...ing on size Pressure Switches Pressure switches are protective devices wired into control circuit low voltage They shut off compressor if abnormally high or low pressures are present in the refrigerat...

Page 55: ...ged into the surrounding area It is also known as a high side design since high pressure gas surrounds the motor and compression chamber The majority of the shell will be hot to the touch The rotary c...

Page 56: ...only compatible with POE synthetic oils S Vacuum pumps will not remove moisture from oil S Do not use liquid line filter driers with rated working pressures less than 600 psig S Do not leave Puron su...

Page 57: ...hown on rating plate Defective compressor Replace and determine cause Insufficient line voltage Determine cause and correct Blocked outdoor coil Determine cause and correct Defective run start capacit...

Page 58: ...g Limit switch faults LED 2 flashes High temperature limit switch is open Check the operation of the indoor evaporator fan motor Ensure that the supply air temperature rise is in accordance with the r...

Page 59: ...THAT UNIT INSTALLATION IS LEVEL CHECK FAN WHEEL AND PROPELLER FOR LOCATION IN HOUSING ORIFICE AND SETSCREW TIGHTNESS III START UP ELECTRICAL SUPPLY VOLTAGE COMPRESSOR AMPS INDOOR EVAPORATOR FAN AMPS T...

Page 60: ...inue or change at any time specifications or designs without notice and without incurring obligations E2019 Bryant Heating Cooling Systems D 7310 W Morris St D Indianapolis IN 46231 Edition Date 05 19...

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