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Bryant 551K 04N Series, Service And Maintenance Instructions

The Bryant 551K 04N Series user manual is a comprehensive guide packed with Service and Maintenance Instructions. Available for free download on our website, this manual provides step-by-step guidance for efficiently operating and maintaining your Bryant 551K 04N product. Get the most out of your device by accessing the manual at manualshive.com.

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71

APPENDIX C — FAN PERFORMANCE

 

 

551K*05 SINGLE PHASE – MEDIUM STATIC — 4 TON HORIZONTAL SUPPLY (RPM - VDC)

CFM

AVAILABLE EXTERNAL 

S

TATIC PRE

SS

URE (in. wg)

0.2

0.4

0.6

0.8

1.0

RPM

Vdc

RPM

Vdc

RPM

Vdc

RPM

Vdc

RPM

Vdc

1200

1092

5.0

1306

6.0

1497

6.9

1667

7.7

1

8

19

8

.4

1300

114

8

5.3

134

8

6.2

1533

7.1

1700

7.

8

1

8

51

8

.5

1400

1207

5.6

1394

6.4

1571

7.2

1734

8

.0

1

88

2

8

.7

1500

1267

5.

8

1442

6.6

1612

7.4

1770

8

.2

1916

8

.

8

1600

1329

6.1

1493

6.9

1655

7.6

1

8

0

8

8

.3

1951

9.0

1700

1393

6.4

1546

7.1

1700

7.

8

1

8

4

8

8

.5

19

88

9.2

1800

145

8

6.7

1602

7.4

174

8

8

.1

1

8

90

8

.7

2026

9.3

1900

1523

7.0

1659

7.6

1797

8

.3

1934

8

.9

2066

9.5

2000

1590

7.3

1719

7.9

1

8

49

8

.5

19

8

0

9.1

210

8

9.7

CFM

AVAILABLE EXTERNAL 

S

TATIC PRE

SS

URE (in. wg)

1.2

1.4

1.6

1.8

2.0

RPM

Vdc

RPM

Vdc

RPM

Vdc

RPM

Vdc

RPM

Vdc

1200

195

8

9.0

20

8

9

9.6

—

—

—

—

—

—

1300

19

88

9.2

2117

9.

8

—

—

—

—

—

—

1400

2020

9.3

2146

9.9

—

—

—

—

—

—

1500

2051

9.5

—

—

—

—

—

—

—

—

1600

20

8

4

9.6

—

—

—

—

—

—

—

—

1700

2119

9.

8

—

—

—

—

—

—

—

—

1800

2154

9.9

—

—

—

—

—

—

—

—

1900

—

—

—

—

—

—

—

—

—

—

2000

—

—

—

—

—

—

—

—

—

—

Medium Static 1092-2170 RPM

551K*05 SINGLE PHASE – HIGH STATIC — 4 TON HORIZONTAL SUPPLY (RPM - VDC)

CFM

AVAILABLE EXTERNAL 

S

TATIC PRE

SS

URE (in. wg)

0.2

0.4

0.6

0.8

1.0

RPM

Vdc

RPM

Vdc

RPM

Vdc

RPM

Vdc

RPM

Vdc

1200

1092

4.4

1306

5.3

1497

6.1

1667

6.

8

1

8

19

7.4

1300

114

8

4.7

134

8

5.5

1533

6.2

1700

6.9

1

8

51

7.5

1400

1207

4.9

1394

5.7

1571

6.4

1734

7.0

1

88

2

7.7

1500

1267

5.2

1442

5.9

1612

6.6

1770

7.2

1916

7.

8

1600

1329

5.4

1493

6.1

1655

6.7

1

8

0

8

7.3

1951

7.9

1700

1393

5.7

1546

6.3

1700

6.9

1

8

4

8

7.5

19

88

8

.1

1800

145

8

5.9

1602

6.5

174

8

7.1

1

8

90

7.7

2026

8

.2

1900

1523

6.2

1659

6.7

1797

7.3

1934

7.9

2066

8

.4

2000

1590

6.5

1719

7.0

1

8

49

7.5

19

8

0

8

.0

210

8

8

.6

CFM

AVAILABLE EXTERNAL 

S

TATIC PRE

SS

URE (in. wg)

1.2

1.4

1.6

1.8

2.0

RPM

Vdc

RPM

Vdc

RPM

Vdc

RPM

Vdc

RPM

Vdc

1200

195

8

8

.0

20

8

9

8

.5

2211

  9.0

2327

9.5

243

8

9.9

1300

19

88

8

.1

2117

8

.6

223

8

  9.1

2352

9.6

—

—

1400

2020

8

.2

2146

8

.7

2266

  9.2

2379

9.7

—

—

1500

2051

8

.3

2177

8

.

8

2296

  9.3

240

8

9.

8

—

—

1600

20

8

4

8

.5

2209

9.0

2327

  9.5

243

8

9.9

—

—

1700

2119

8

.6

2242

9.1

235

8

  9.6

—

—

—

—

1800

2154

8

.

8

2276

9.3

2391

  9.7

—

—

—

—

1900

2191

8

.9

2311

9.4

2424

  9.9

—

—

—

—

2000

2230

9.1

2347

9.5

2459

10.0

—

—

—

—

High Static 1092-2460 RPM

Summary of Contents for 551K 04N Series

Page 1: ...ation of Return Air Smoke Detector 21 FIOP Smoke Detector Wiring and Response 22 SENSOR AND CONTROLLER TESTS 23 Sensor Alarm Test 23 Controller Alarm Test 23 Dirty Controller Test 23 Dirty Sensor Test 23 Changing the Dirt Sensor Test 23 Remote Station Test 23 SD TRK4 Remote Alarm Test Procedure 23 Remote Test Reset Station Dirty Sensor Test 24 Dirty Sensor Test Using an SD TRK4 24 Detector Cleanin...

Page 2: ...RD Failure to follow this warning could result in personal inju ry or death Before performing service or maintenance operations on unit LOCKOUT TAGOUT the main power switch to unit Electrical shock and rotating equipment could cause severe injury WARNING ELECTRICAL OPERATION HAZARD Failure to follow this warning could result in personal inju ry or death Units with convenience outlet circuits can u...

Page 3: ...l need to be periodically re placed or cleaned Filters RETURN AIR FILTERS Return air filters are disposable fiberglass media type Access to the filters is through the small lift out panel located on the rear side of the unit above the evaporator return air access panel See Fig 3 To remove the filters 1 Grasp the bottom flange of the upper panel 2 Lift up and swing the bottom out until the panel di...

Page 4: ...motor s maximum speed Fan speed should be set per job specification CFM cubic feet per minute and ESP external static pressure required and per fan speed set up label included on the unit s high voltage cover In some cases the Fan Speed Set Up label may already include the field setting if unit was previously installed Check the box on the lower half of the la bel to see if the field voltage setti...

Page 5: ...s are located on the High Volt age cover in the Control Box 4 Connect a multimeter to the Vdc terminals on the UCB 5 Set the Range Switch to either A B or C per the Switch Range table 6 Using a straight blade screwdriver turn the Vdc control dial to fine tune the Vdc reading 7 Record the reading in the Field Setting field Low Speed Fan Adjustment 2 Pin DIP Switch The Low Speed 2 Pin DIP switch is ...

Page 6: ...be the same as that on an original factory motor Factory Setting 7 8 VDC Field Setting VDC Switch Range A B C B A C Field Accessories ESP in wg VDC Calculator CFM 0 2 5 4 5 8 6 1 6 5 6 8 7 2 7 6 7 9 8 3 1500 1625 1750 1875 2000 2125 2250 2375 2500 0 1 0 4 6 2 6 5 6 8 7 1 7 4 7 7 8 0 8 4 8 7 0 1 0 6 6 9 7 1 7 4 7 7 7 9 8 2 8 5 8 8 0 1 0 8 7 5 7 7 8 0 8 2 8 5 8 7 9 0 0 1 1 0 8 1 8 3 8 5 8 7 9 0 0 1 ...

Page 7: ...etaining rings in the top of the fan rotor 2 Remove rotor from motor 3 Remove four screws connecting motor to stator flange 4 Remove stator from motor 5 If required remove stator limit switch on aluminum stator 6 Remove three screws from the heat shield Retain the heat shield if a new heat shield has not been ordered Reassembly of Motor and Fan Assembly See Fig 12 1 Install heat shield on motor wi...

Page 8: ...fan deck ribs Drop fan assembly down into fan deck opening and slide back until aluminum stator is under the rear fan deck brackets 2 Align if necessary two front holes and fasten stator to fan deck with 2 10 x 5 8 in hex head screws P N AL48AM217 Tighten to 50 in lb 5 65 Nm 3 Reconnect wires for stator temperature limit switch 4 Pull motor harness tight through grommet and plug it in to the contr...

Page 9: ...tandard aluminum pre coated copper copper or e coated coils be cleaned with the Totaline environmentally balanced coil cleaner as described below Coil cleaning should be part of the unit s regularly scheduled maintenance proce dures to ensure long life of the coil Failure to clean the coils may result in reduced durability in the environment Avoid use of coil brighteners acid cleaning prior to pai...

Page 10: ... water using downward rinsing motion of water spray noz zle Protect fins from damage from the spray nozzle Evaporator Coil CLEANING THE EVAPORATOR COIL 1 Turn unit power off Install lockout tag Remove evapora tor coil access panel 2 If economizer or two position damper is installed remove economizer by disconnecting Molex1 plug and removing mounting screws 3 Slide filters out of unit 4 Clean coil ...

Page 11: ...e to tubing while attaching TXV to distributor 7 Attach the equalizer tube to the suction line If the coil has a mechanical connection then use a wrench and an addi tional wrench on connections to prevent damage If the coil has a brazed connection use a file or a tubing cutter to remove the mechanical flare nut from the equalizer line Then use a new coupling to braze the equalizer line to the stub...

Page 12: ...harts are based on charging the units to the correct sub cooling for the various operating conditions Accurate pressure gage and temperature sensing device are required Connect the pressure gage to the service port on the liquid line Mount the tempera ture sensing device on the liquid line and insulate it so that out door ambient temperature does not affect the reading Indoor air cfm must be withi...

Page 13: ... Leaving Temperature C F Compressor Discharge Pressure Remove Charge if Below the Curve 48TC003194 REV Add Charge if Above the Curve 4 Ton Mid Tier Hot Gas Reheat R 410A CHARGING CHART Unit must run on Sub cooling mode psig Kpa 1034 1379 1723 2068 2413 2758 3102 3447 3792 4136 6 7 4 4 15 5 26 6 37 7 48 8 59 9 20 40 60 80 100 120 140 150 200 250 300 350 400 450 500 550 600 Outdoor Coil Leaving Temp...

Page 14: ... stops on the fan shaft 5 Tighten set screw to 60 in lb 6 78 Nm 6 Replace condenser fan assembly When replacing the con denser fan assembly follow the screw pattern sequence shown in Fig 27 The screws must be replaced in the sequence shown in the figure Fig 26 Condenser Fan Adjustment CAUTION UNIT DAMAGE HAZARD Failure to follow this caution may result in damage to com ponents The compressor is in...

Page 15: ...15 Fig 27 Condenser Fan Assembly Screw Pattern Sequence 1 2 3 4 5 NO SCREW Blank Tab ...

Page 16: ...lace thermostat Faulty outdoor fan cooling or indoor fan heating motor or capacitor Replace faulty part Restriction in refrigerant system Locate restriction and remove Defective loader plug Determine cause and replace Compressor Operates Continuously Dirty air filter Replaced filter Unit undersized for load Decrease load or increase unit size Thermostat set too low cooling Reset thermostat Low ref...

Page 17: ...of a general purpose 125 v 15 A circuit powered from a source elsewhere in the building Observe national and local codes when selecting wire size fuse or breaker requirements and disconnect switch size and location Route 125 v power supply conductors into the bottom of the utility box containing the duplex receptacle Unit Powered Type A unit mounted transformer is factory installed to step down th...

Page 18: ...lectric heaters as a field installed accessory The heaters are modular in design with heat er frames holding open coil resistance wires strung through ce ramic insulators and control contactor s using a combination of 24 v control side break auto reset or line break auto reset limit switches and a pilot circuit manual reset limit switch to protect the unit against over temperature situations All 5...

Page 19: ...e Fig 35 These are accessed through the indoor access pan el Remove the switch by removing two screws into the base plate and extracting the existing switch Fan stator manual reset limit switch is located in the side plate of the indoor supply fan housing See Fig 35 Fig 35 Typical Location of Heater Limit Switches 3 phase heater shown Completing Heater Installation FIELD POWER CONNECTIONS Tap cond...

Page 20: ...ctor Sensor Air is introduced to the duct smoke detector sensor s sensing chamber through a sampling tube that extends into the HVAC duct and is directed back into the ventilation system through a shorter exhaust tube The difference in air pressure between the two tubes pulls the sampled air through the sensing chamber When a sufficient amount of smoke is detected in the sensing chamber the sensor...

Page 21: ...n air opening on the unit basepan See Fig 41 The holes in the sampling tube face downward into the return air stream The sampling tube is connected using tubing to the return air sensor mounted on a bracket high on the partition between return filter and control ler location The sensor is shipped in a flat mounting location Installation requires the sensor be relocated to its operating lo cation a...

Page 22: ...er signal using the ORN lead is removed at the smoke detector input on UCB all unit operations cease immediately RTU OPEN CONTROLS Unit operating functions fan cooling and heating are termi nated as described above In addition HIGHLIGHT C On smoke alarm condition the smoke detector NO Alarm con tact will close supplying 24 v power to GRA conductor HIGHLIGHT D WHT lead at Smoke Alarm input on UCB p...

Page 23: ...net then holding it against the sensor housing again until the sensor s Alarm LED turns off approximately 2 seconds Remote Station Test The remote station alarm test checks a test reset station s abili ty to initiate and indicate an alarm state SD TRK4 Remote Alarm Test Procedure 1 Turn the key switch to the RESET TEST position for seven seconds 2 Verify that the test reset station s Alarm LED tur...

Page 24: ...smoke particulate in the sensor s sensing chamber exceeds the alarm threshold value See Table 5 Upon entering the alarm state The sensor s Alarm LED and the controller s Alarm LED turn on The contacts on the controller s two auxiliary relays switch positions The contacts on the controller s alarm initiation relay close The controller s remote alarm LED output is activated turned on The controller ...

Page 25: ...er If wiring is loose or missing repair or replace as required CONTROLLER S POWER LED IS OFF 1 Make sure the circuit supplying power to the controller is operational If not make sure JP2 and JP3 are set correctly on the controller before applying power 2 Verify that power is applied to the controller s supply input terminals If power is not present replace or repair wiring as required REMOTE TEST ...

Page 26: ...son N2 and LonWorks2 See Fig 48 The RTU Open control is factory mounted in the unit s main control box to the left of the UCB unit control board Factory wiring is completed through harnesses connected to the UCB Field connections for RTU Open sensors will be made at the PCB connectors on the RTU Open board The factory installed RTU Open control includes the supply air temperature SAT sensor The ou...

Page 27: ...i er IV and one without a control system EconoMi er2 See Fig 49 51 for component locations on each type NOTE For 551K rooftop units EconoMi er IV is only available as a field installed accessory Economizers use direct drive damper actuators Fig 49 EconoMi er X Component Locations Fig 50 EconoMi er IV Component Locations Fig 51 EconoMi er2 Component Locations IMPORTANT Refer to the specific sensor ...

Page 28: ...r2 is operated by a 4 to 20 mA signal from an existing field supplied control ler See Fig 52 for wiring information 4 3 5 2 8 6 7 1 10 11 9 12 PINK VIOLET BLACK BLUE YELLOW RUN RED WHITE ECONOMI ER2 PLUG DIRECT DRIVE ACTUATOR 4 20mA SIGNAL OAT SENSOR ACTULATOR CONTROL 4 20mA ACTULATOR FEEDBACK 2 10VDC TRANSFORMER GROUND ORANGE 500 OHM RESISTOR ...

Page 29: ...rogram is available to help with EconoMi er IV training and troubleshooting See Fig 54 and Table 6 for further details Fig 53 EconoMi er IV Functional View LEGEND Fig 54 Typical EconoMi er IV W7212 Controller Wiring IMPORTANT For 551K rooftop units EconoMi er IV is only available as a field installed accessory DCV Demand Controlled Ventilation IAQ Indoor Air Quality LA Low Ambient Lockout Device O...

Page 30: ...hermistor located on the fan deck See Fig 56 This sensor is factory installed The operating range of temperature measure ment is 0 F to 158 F 18 C to 70 C See Table 7 for sensor temperature resistance values Fig 56 Supply Air Sensor Location The temperature sensor looks like an eyelet terminal with wires running to it The sensor is located in the crimp end and is sealed from moisture Outdoor Air L...

Page 31: ...utdoor enthalpy changeover set point the outdoor air damper moves to its minimum position The outdoor enthalpy changeover set point is set with the out door enthalpy set point potentiometer on the EconoMi er IV controller The set points are A B C and D See Fig 60 and 61 The factory installed 620 ohm jumper must be in place across terminals SR and SR on the EconoMi er IV controller Differential Ent...

Page 32: ...0 25 0 3 RETURN DUCT STATIC PRESSURE in wg RELIEF FLOW CFM 3 5 Ton Vertical Economizers Vertical Economizers 0 1000 2000 3000 4000 5000 6000 RETURN AIR FLOW CFM 3 5 Ton HORIZONTAL ECONOMIZER BAROMETRIC RELIEF FLOW HORIZONTAL ECONOMIZER RETURN AIR PRESSURE DROP VERTICAL ECONOMIZER BAROMETRIC RELIEF FLOW VERTICAL ECONOMIZER RETURN AIR PRESSURE DROP 0 0 1 0 2 0 3 0 4 RETURN DUCT STATIC PRESSURE DROP ...

Page 33: ...ilation position The maximum demand ventilation position should be turned fully clockwise Adjust the minimum position potentiometer to allow the mini mum amount of outdoor air as required by local codes to enter the building Make minimum position adjustments with at least 10 F temperature difference between the outdoor and return air temperatures To determine the minimum position setting perform t...

Page 34: ...to the building For example an out put of 3 6 volts to the actuator provides a base ventilation rate of 5 and an output of 6 7 volts provides the maximum venti lation rate of 20 or base plus 15 cfm per person Use Fig 62 to determine the maximum setting of the CO2 sensor For ex ample an 1100 ppm set point relates to a 15 cfm per person de sign Use the 1100 ppm curve on Fig 62 to find the point when...

Page 35: ...onds after the Exhaust LED turns on 7 Return EconoMi er IV settings and wiring to normal after completing troubleshooting DCV MINIMUM AND MAXIMUM POSITION To check the DCV minimum and maximum position 1 Make sure EconoMi er IV preparation procedure has been performed 2 Connect a 9 v battery to AQ positive node and AQ1 negative node The DCV LED should turn on The actua tor should drive to between 9...

Page 36: ...he system The W7220 economizer module pro vides the basic inputs and outputs to provide simple economiz er control When used with the optional sensors the economiz er module provides more advanced economizer functionality S Bus Enthalpy Control Sensors The sensor is a combination temperature and humidity sensor which is powered by and communicates on the S Bus Up to three sensors may be configured...

Page 37: ...ing Temperature 40 to 150 F 40 to 65 C Exception of display operation down to 4 F 20 C with full recovery at 4 F 20 C from exposure to 40 F 40 C Storage Temperature 40 to 150 F 40 to 65 C Shipping Temperature 40 to 150 F 40 to 65 C Relative Humidity 5 to 95 RH non condensing ECONOMIZER MODULE WIRING DETAILS Use Fig 65 and Tables 8 and 9 to locate the wiring terminals for the Economizer module NOTE...

Page 38: ...nges Menu structure and selection User Interface The user interface consists of a 2 line LCD display and a 4 but ton keypad on the front of the economizer controller Keypad Use the four navigation buttons see Fig 68 to scroll through the menus and menu items select menu items and to change parameter and configuration settings To use the keypad when working with menus Press the Up arrow button to m...

Page 39: ...u Up Exit button to return to the previous menu Menu Structure Table 12 illustrates the complete hierarchy of menus and parameters for the EconoMi er X system The Menus in display order are STATUS SETPOINTS SYSTEM SETUP ADVANCED SETUP CHECKOUT ALARMS NOTE Some parameters in the menus use the letters MA or MAT indicating a mixed air temperature sensor location before the cooling coil This unit appl...

Page 40: ...ure Displays _ _ _F if sensor sends invalid value if not connected short or out of range OA TEMP _ _ _ F 40 to 140 F OUTSIDE AIR TEMP Displays measured value of outdoor air temperature Displays _ _ _F if sensor sends invalid value short or out of range OA HUM _ _ 0 to 100 OUTSIDE AIR RELATIVE HUMIDITY Displays measured value of outdoor humidity from OA sensor Displays _ _ if not connected short or...

Page 41: ...AT LOW SPEED Only displays if unit is set for 2 or 3 speed and CO2 is not used If using 2 speed with 1 heat and 1 cool then set for HEATING ventilation If using 3 speed with 1 heat and 2 cool then set for LOW SPEED COOLING ventilation MIN POS M 5 4 V 2 to 10 Vdc VENTILATION MINIMUM POSITION AT MEDIUM SPEED Only displays if unit is set for 3 speed with 1 heat and 2 cool and CO2 is not used Set for ...

Page 42: ...If using 2 speed fan mode you must program CONV mode for W Shutdown is not available in 2 speed fan mode See Menu Note 4 In HP O B mode HP O energize heat pump on Cool default HP B energize heat pump on heat FAN SPEED 2 speed 1 speed 2 speed 2SP H C 3 speed Sets the economizer controller operation based on 1 speed 2 speed 2 speed heat cool 2SP H C or 3 speed supply fan NOTE Multi speed fan options...

Page 43: ... adjust for an out of calibration temperature sensor 2SP FAN DELAY 5 Minutes 0 to 20 minutes in 1 minute increments TIME DELAY ON SECOND STAGE ECONOMIZING When in economizing mode this is the delay for the high speed fan to try to satisfy the call for second stage cooling before the first stage mechanical cooling is enabled CHECKOUT DAMPER MINIMUM POSITION N A N A The checkout for the damper minim...

Page 44: ... A OUTSIDE AIR TEMPERATURE SENSOR ERROR Outdoor air temperature sensor has failed or become disconnected check wiring then replace if the alarm continues ACT ERROR N A N A ACTUATOR ERROR Actuator has failed or become disconnected check for stall over voltage under voltage and actuator count Replace actuator if damper is movable and supply voltage is between 21 6 V and 26 4 V Check actuator count o...

Page 45: ...und ary the conditions are not good to economize and the mode is set to NO Figure 69 shows the 5 current boundaries There is also a high limit boundary for differential enthalpy The high limit bound ary is ES1 when there are no stages of mechanical cooling en ergized and HL high limit when a compressor stage is energized Fig 69 Single Enthalpy Curve Boundaries Table 13 Single Enthalpy and Dual Ent...

Page 46: ...G3 DLY in Advanced setup COOL Y2 OUT will be turned ON after the delay time specified N A Not applicable STATE FAN SPEED OCC Low Y1 Low Y2 High W High INPUTS OUTPUTS DEMAND CONTROLLED VENTILATION DCV OUTSIDE AIR GOOD TO ECONOMIZE W HEAT ON COOL Y1 IN COOL Y2 IN COOL Y1 OUT COOL Y2 OUT FAN SPEED reference only DAMPER POSITION OCCUPIED UNOCCUPIED NONE NO ON N A N A OFF OFF HIGH MIN POS H Closed OFF ...

Page 47: ...he test The Checkout tests can all be performed at the time of installa tion or at any time during the operation of the system as a test that the system is operable TROUBLESHOOTING Alarms The economizer module provides alarm messages that display on the 2 line LCD NOTE Upon power up the module waits 60 minutes before checking for alarms This allows time for all the configured devic es e g sensors ...

Page 48: ...t the SAT sen sor for relocation as intended during installation Inspect spe cial wiring as directed below Return Air Filters Ensure correct filters are installed in unit see Appendix B Physical Data Do not operate unit without return air filters Outdoor Air Inlet Screens Outdoor air inlet screen must be in place before operating unit Compressor Mounting Compressors are internally spring mounted D...

Page 49: ...mostat energizes the first stage of the electric heaters Second stage of thermostat energizes the second stage of electric heaters if installed Check heating effects at air supply grille s If electric heaters do not energize reset limit switch located on supply fan scroll by pressing button located between termi nals on the switch To shut unit off set system selector switch to the OFF position Res...

Page 50: ... A Al Cu Al Cu B Precoat Al Cu Al Cu C E coat Al Cu Al Cu D E coat Al Cu E coat Al Cu E Cu Cu Al Cu F Cu Cu Cu Cu M Al Cu Al Cu Louvered Hail Guard N Precoat Al Cu Al Cu Louvered Hail Guard P E coat Al Cu Al Cu Louvered Hail Guard Q E coat Al Cu E coat Al Cu Louvered Hail Guard R Cu Cu Al Cu Louvered Hail Guard S Cu Cu Cu Cu Louvered Hail Guard Voltage E 460 3 60 J 208 230 1 60 P 208 230 3 60 T 57...

Page 51: ...FAN AND MOTOR Standard Static 1 Phase Motor Qty Drive Type 1 Direct 1 Direct 1 Direct Max Cont BHP 0 44 0 72 1 06 RPM Range 189 1890 190 1900 215 2150 Fan Qty Type 1 Vane Axial 1 Vane Axial 1 Vane Axial Fan Diameter in 16 6 16 6 16 6 Medium Static 1 Phase Motor Qty Drive Type 1 Direct 1 Direct 1 Direct Max Cont BHP 0 71 1 06 1 44 RPM Range 219 2190 217 2170 239 2390 Fan Qty Type 1 Vane Axial 1 Van...

Page 52: ...K 04N 551K 04R 551K 05N 551K 05R 551K 06N 551K 06R CONDENSER FAN AND MOTOR Qty Motor Drive Type 1 Direct Motor HP RPM 1 5 825 675 1 4 1100 900 Fan Diameter in 23 FILTERS RA Filter Qty Size in 2 16x25x2 4 16x16x2 OA Inlet Screen Qty Size in 1 20x24x1 BHP Break Horsepower FPI Fins Per Inch OA Outdoor Air RA Return Air ...

Page 53: ...ance tables offer motor drive recommendations In cases when two motor drive combinations would work the lower horsepower option is recommended 6 The EPACT Energy Policy Act of 1992 regulates energy requirements for specific types of indoor fan motors Motors regu lated by EPACT include any general purpose T frame three digit 143 and larger single speed foot mounted polyphase squirrel cage induction...

Page 54: ...83 0 83 2391 0 95 1050 2080 0 63 2206 0 75 2322 0 87 2430 1 00 1125 2115 0 66 2242 0 78 2359 0 91 2468 1 05 1200 2148 0 69 2277 0 82 2396 0 96 1275 2180 0 72 2311 0 86 2431 1 00 1350 2211 0 75 2343 0 90 2465 1 04 1425 2241 0 78 2375 0 93 1500 2271 0 82 2405 0 97 Standard Static 1060 1890 RPM 0 44 Max BHP Medium Static 1060 2190 RPM 0 71 Max BHP High Static 1060 2490 RPM 1 07 Max BHP 551K 04 SINGLE...

Page 55: ...tatic 1060 2190 RPM 551K 04 SINGLE PHASE HIGH STATIC 3 TON VERTICAL SUPPLY RPM VDC CFM AVAILABLE EXTERNAL STATIC PRESSURE in wg 0 2 0 4 0 6 0 8 1 0 RPM Vdc RPM Vdc RPM Vdc RPM Vdc RPM Vdc 900 1060 4 3 1325 5 3 1541 6 2 1718 6 9 1870 7 5 975 1103 4 4 1356 5 4 1572 6 3 1752 7 0 1906 7 7 1050 1149 4 6 1388 5 6 1602 6 4 1784 7 2 1941 7 8 1125 1198 4 8 1423 5 7 1632 6 6 1815 7 3 1973 7 9 1200 1249 5 0 ...

Page 56: ...83 0 83 2391 0 95 1050 2080 0 63 2206 0 75 2322 0 87 2430 1 00 1125 2115 0 66 2242 0 78 2359 0 91 2468 1 05 1200 2148 0 69 2277 0 82 2396 0 96 1275 2180 0 72 2311 0 86 2431 1 00 1350 2211 0 75 2343 0 90 2465 1 04 1425 2241 0 78 2375 0 93 1500 2271 0 82 2405 0 97 Standard Static 1060 1890 RPM 0 44 Max BHP Medium Static 1060 2190 RPM 0 71 Max BHP High Static 1060 2490 RPM 1 07 Max BHP 551K 04 THREE ...

Page 57: ...tatic 1060 2190 RPM 551K 04 THREE PHASE HIGH STATIC 3 TON VERTICAL SUPPLY RPM VDC CFM AVAILABLE EXTERNAL STATIC PRESSURE in wg 0 2 0 4 0 6 0 8 1 0 RPM Vdc RPM Vdc RPM Vdc RPM Vdc RPM Vdc 900 1060 4 3 1325 5 3 1541 6 2 1718 6 9 1870 7 5 975 1103 4 4 1356 5 4 1572 6 3 1752 7 0 1906 7 7 1050 1149 4 6 1388 5 6 1602 6 4 1784 7 2 1941 7 8 1125 1198 4 8 1423 5 7 1632 6 6 1815 7 3 1973 7 9 1200 1249 5 0 1...

Page 58: ...400 2017 0 89 2140 1 06 2257 1 24 2367 1 43 1500 2053 0 93 2174 1 11 2289 1 29 2398 1 49 1600 2092 0 98 2210 1 16 2323 1 35 1700 2132 1 04 2248 1 22 2359 1 41 1800 2174 1 10 2288 1 28 2397 1 47 1900 2217 1 16 2329 1 35 2000 2262 1 23 2372 1 42 Standard Static 1121 1900 RPM 0 72 Max BHP Medium Static 1121 2170 RPM 1 06 Max BHP High Static 1121 2460 RPM 1 53 Max BHP 551K 05 SINGLE PHASE STANDARD STA...

Page 59: ...um Static 1121 2170 RPM 551K 05 SINGLE PHASE HIGH STATIC 4 TON VERTICAL SUPPLY RPM VDC CFM AVAILABLE EXTERNAL STATIC PRESSURE in wg 0 2 0 4 0 6 0 8 1 0 RPM Vdc RPM Vdc RPM Vdc RPM Vdc RPM Vdc 1200 1121 4 6 1327 5 4 1507 6 1 1667 6 8 1814 7 4 1300 1179 4 8 1375 5 6 1549 6 3 1705 6 9 1849 7 5 1400 1239 5 0 1425 5 8 1593 6 5 1746 7 1 1886 7 7 1500 1301 5 3 1477 6 0 1639 6 7 1788 7 3 1925 7 8 1600 136...

Page 60: ...053 0 93 2174 1 11 2289 1 29 2398 1 49 2502 1 69 1600 2091 0 98 2210 1 16 2323 1 35 2431 1 55 2534 1 75 1700 2132 1 04 2248 1 22 2359 1 41 2465 1 61 2567 1 82 1800 2174 1 10 2288 1 28 2397 1 47 2501 1 67 2601 1 88 1900 2217 1 16 2329 1 35 2436 1 54 2539 1 75 2637 1 96 2000 2262 1 23 2372 1 42 2477 1 62 2578 1 83 Standard Static 1120 1900 RPM 0 72 Max BHP Medium Static 1120 2170 RPM 1 06 Max BHP Hi...

Page 61: ...ERTICAL SUPPLY RPM VDC CFM AVAILABLE EXTERNAL STATIC PRESSURE in wg 0 2 0 4 0 6 0 8 1 0 RPM Vdc RPM Vdc RPM Vdc RPM Vdc RPM Vdc 1200 1120 4 2 1327 5 0 1506 5 7 1667 6 3 1814 6 8 1300 1178 4 4 1375 5 2 1549 5 8 1705 6 4 1849 7 0 1400 1238 4 7 1424 5 4 1593 6 0 1745 6 6 1886 7 1 1500 1300 4 9 1476 5 5 1639 6 2 1788 6 7 1925 7 2 1600 1365 5 1 1530 5 8 1687 6 3 1832 6 9 1966 7 4 1700 1430 5 4 1586 6 0...

Page 62: ...1 07 2270 1 24 2373 1 41 1875 2098 0 97 2208 1 13 2314 1 31 2000 2148 1 04 2256 1 21 2359 1 38 2125 2200 1 11 2306 1 28 2250 2254 1 20 2357 1 37 2375 2310 1 28 2500 2368 1 38 Standard Static 1228 2150 RPM 1 06 Max BHP Medium Static 1228 2390 RPM 1 44 Max BHP 551K 06 SINGLE PHASE STANDARD STATIC 5 TON VERTICAL SUPPLY RPM VDC CFM AVAILABLE EXTERNAL STATIC PRESSURE in wg 0 2 0 4 0 6 0 8 1 0 RPM Vdc R...

Page 63: ...0 1789 7 5 1914 8 0 2034 8 5 2125 1633 6 8 1738 7 3 1855 7 8 1974 8 3 2089 8 7 2250 1718 7 2 1815 7 6 1924 8 1 2036 8 5 2147 9 0 2375 1803 7 5 1894 7 9 1995 8 3 2100 8 8 2206 9 2 2500 1890 7 9 1974 8 3 2068 8 7 2167 9 1 2268 9 5 CFM AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 2 1 4 1 6 1 8 2 0 RPM Vdc RPM Vdc RPM Vdc RPM Vdc RPM Vdc 1500 1961 8 2 2079 8 7 2191 9 2 2297 9 6 1625 2004 8 4 2120 8 9 22...

Page 64: ...2256 1 21 2359 1 38 2458 1 56 2553 1 75 2125 2200 1 11 2306 1 28 2407 1 46 2504 1 64 2597 1 83 2250 2254 1 20 2357 1 37 2456 1 55 2551 1 73 2643 1 93 2375 2310 1 28 2411 1 46 2507 1 64 2601 1 83 2691 2 03 2500 2368 1 38 2465 1 56 2560 1 75 2651 1 94 2740 2 14 Standard Static 1228 2150 RPM 1 06 Max BHP Medium Static 1228 2390 RPM 1 44 Max BHP High Static 1228 2836 RPM 2 43 Max BHP 551K 06 THREE PHA...

Page 65: ...um Static 1228 2390 RPM 551K 06 THREE PHASE HIGH STATIC 5 TON VERTICAL SUPPLY RPM VDC CFM AVAILABLE EXTERNAL STATIC PRESSURE in wg 0 2 0 4 0 6 0 8 1 0 RPM Vdc RPM Vdc RPM Vdc RPM Vdc RPM Vdc 1500 1228 4 3 1394 4 9 1555 5 5 1701 6 0 1836 6 5 1625 1305 4 6 1457 5 1 1609 5 7 1751 6 2 1882 6 6 1750 1384 4 9 1523 5 4 1666 5 9 1803 6 4 1930 6 8 1875 1466 5 2 1592 5 6 1726 6 1 1857 6 5 1981 7 0 2000 1549...

Page 66: ...058 0 61 2189 0 73 2309 0 86 2421 0 99 1125 2088 0 63 2219 0 76 2341 0 89 2454 1 03 1200 2117 0 66 2249 0 79 2371 0 93 2485 1 07 1275 2146 0 69 2278 0 82 2401 0 96 1350 2174 0 72 2307 0 86 2431 1 00 1425 2202 0 74 2335 0 89 2459 1 04 1500 2231 0 77 2364 0 92 2488 1 07 Standard Static 1037 1890 RPM 0 44 Max BHP Medium Static 1037 2190 RPM 0 71 Max BHP High Static 1037 2490 RPM 1 07 Max BHP 551K 04 ...

Page 67: ... RPM 551K 04 SINGLE PHASE HIGH STATIC 3 TON HORIZONTAL SUPPLY RPM VDC CFM AVAILABLE EXTERNAL STATIC PRESSURE in wg 0 2 0 4 0 6 0 8 1 0 RPM Vdc RPM Vdc RPM Vdc RPM Vdc RPM Vdc 900 1037 4 2 1301 5 2 1517 6 1 1697 6 8 1855 7 4 975 1076 4 3 1331 5 3 1545 6 2 1727 6 9 1885 7 6 1050 1119 4 5 1362 5 5 1573 6 3 1755 7 0 1915 7 7 1125 1164 4 7 1395 5 6 1602 6 4 1783 7 2 1944 7 8 1200 1211 4 9 1429 5 7 1632...

Page 68: ...058 0 61 2189 0 73 2309 0 86 2421 0 99 1125 2088 0 63 2219 0 76 2341 0 89 2454 1 03 1200 2117 0 66 2249 0 79 2371 0 93 2485 1 07 1275 2146 0 69 2278 0 82 2401 0 96 1350 2174 0 72 2307 0 86 2431 1 00 1425 2202 0 74 2335 0 89 2459 1 04 1500 2231 0 77 2364 0 92 2488 1 07 Standard Static 1037 1890 RPM 0 44 Max BHP Medium Static 1037 2190 RPM 0 71 Max BHP High Static 1037 2490 RPM 1 07 Max BHP 551K 04 ...

Page 69: ... RPM 551K 04 THREE PHASE HIGH STATIC 3 TON HORIZONTAL SUPPLY RPM VDC CFM AVAILABLE EXTERNAL STATIC PRESSURE in wg 0 2 0 4 0 6 0 8 1 0 RPM Vdc RPM Vdc RPM Vdc RPM Vdc RPM Vdc 900 1037 4 2 1301 5 2 1517 6 1 1697 6 8 1855 7 4 975 1076 4 3 1331 5 3 1545 6 2 1727 6 9 1885 7 6 1050 1119 4 5 1362 5 5 1573 6 3 1755 7 0 1915 7 7 1125 1164 4 7 1395 5 6 1602 6 4 1783 7 2 1944 7 8 1200 1211 4 9 1429 5 7 1632 ...

Page 70: ...1 03 2266 1 22 2379 1 41 1500 2051 0 90 2177 1 08 2296 1 26 2408 1 46 1600 2084 0 94 2209 1 12 2327 1 31 2438 1 51 1700 2119 0 99 2242 1 17 2358 1 36 1800 2154 1 03 2276 1 22 2391 1 41 1900 2191 1 08 2311 1 27 2424 1 47 2000 2230 1 14 2347 1 33 2459 1 53 Standard Static 1092 1900 RPM 0 72 Max BHP Medium Static 1092 2170 RPM 1 06 Max BHP High Static 1092 2460 RPM 1 53 Max BHP 551K 05 SINGLE PHASE S...

Page 71: ...1092 2170 RPM 551K 05 SINGLE PHASE HIGH STATIC 4 TON HORIZONTAL SUPPLY RPM VDC CFM AVAILABLE EXTERNAL STATIC PRESSURE in wg 0 2 0 4 0 6 0 8 1 0 RPM Vdc RPM Vdc RPM Vdc RPM Vdc RPM Vdc 1200 1092 4 4 1306 5 3 1497 6 1 1667 6 8 1819 7 4 1300 1148 4 7 1348 5 5 1533 6 2 1700 6 9 1851 7 5 1400 1207 4 9 1394 5 7 1571 6 4 1734 7 0 1882 7 7 1500 1267 5 2 1442 5 9 1612 6 6 1770 7 2 1916 7 8 1600 1329 5 4 14...

Page 72: ...0 90 2177 1 08 2296 1 26 2408 1 46 2515 1 66 1600 2084 0 94 2209 1 12 2327 1 31 2438 1 51 2544 1 71 1700 2119 0 99 2242 1 17 2358 1 36 2469 1 56 2574 1 77 1800 2154 1 03 2276 1 22 2391 1 41 2500 1 61 2604 1 82 1900 2191 1 08 2311 1 27 2424 1 47 2533 1 68 2636 1 89 2000 2230 1 14 2347 1 33 2459 1 53 2566 1 74 Standard Static 1092 1900 RPM 0 72 Max BHP Medium Static 1092 2170 RPM 1 06 Max BHP High S...

Page 73: ...ON HORIZONTAL SUPPLY RPM VDC CFM AVAILABLE EXTERNAL STATIC PRESSURE in wg 0 2 0 4 0 6 0 8 1 0 RPM Vdc RPM Vdc RPM Vdc RPM Vdc RPM Vdc 1200 1092 4 1 1306 4 9 1497 5 6 1667 6 3 1819 6 8 1300 1148 4 3 1348 5 1 1533 5 8 1700 6 4 1851 7 0 1400 1207 4 5 1394 5 2 1571 5 9 1734 6 5 1882 7 1 1500 1267 4 8 1442 5 4 1612 6 1 1770 6 7 1916 7 2 1600 1329 5 0 1493 5 6 1655 6 2 1808 6 8 1951 7 3 1700 1393 5 2 15...

Page 74: ... 1 36 1875 2069 0 90 2186 1 06 2298 1 23 2000 2111 0 95 2226 1 12 2336 1 29 2125 2157 1 02 2268 1 18 2375 1 36 2250 2206 1 08 2313 1 25 2375 2258 1 16 2361 1 33 2500 2312 1 24 Standard Static 1197 2150 RPM 1 06 Max BHP Medium Static 1197 2390 RPM 1 44 Max BHP 551K 06 SINGLE PHASE STANDARD STATIC 5 TON HORIZONTAL SUPPLY RPM VDC CFM AVAILABLE EXTERNAL STATIC PRESSURE in wg 0 2 0 4 0 6 0 8 1 0 RPM Vd...

Page 75: ... 3 1870 7 8 1992 8 3 2125 1585 6 6 1695 7 1 1809 7 6 1926 8 1 2043 8 5 2250 1666 7 0 1769 7 4 1876 7 8 1986 8 3 2096 8 8 2375 1748 7 3 1845 7 7 1945 8 1 2049 8 6 2153 9 0 2500 1830 7 7 1921 8 0 2016 8 4 2114 8 8 2213 9 3 CFM AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 2 1 4 1 6 1 8 2 0 RPM Vdc RPM Vdc RPM Vdc RPM Vdc RPM Vdc 1500 1955 8 2 2078 8 7 2194 9 2 2304 9 6 1625 1990 8 3 2112 8 8 2227 9 3 2...

Page 76: ...2 2336 1 29 2441 1 48 2541 1 66 2125 2157 1 02 2268 1 18 2375 1 36 2479 1 54 2578 1 73 2250 2206 1 08 2313 1 25 2417 1 43 2518 1 61 2616 1 81 2375 2258 1 16 2361 1 33 2462 1 50 2560 1 69 2656 1 89 2500 2312 1 24 2411 1 41 2509 1 59 2604 1 78 2697 1 97 Standard Static 1197 2150 RPM 1 06 Max BHP Medium Static 1197 2390 RPM 1 44 Max BHP High Static 1197 2836 RPM 2 43 Max BHP 551K 06 THREE PHASE STAND...

Page 77: ... 9 7 Medium Static 1197 2390 RPM 551K 06 THREE PHASE HIGH STATIC 5 TON HORIZONTAL SUPPLY RPM VDC CFM AVAILABLE EXTERNAL STATIC PRESSURE in wg 0 2 0 4 0 6 0 8 1 0 RPM Vdc RPM Vdc RPM Vdc RPM Vdc RPM Vdc 1500 1197 4 2 1361 4 8 1524 5 4 1679 5 9 1822 6 4 1625 1271 4 5 1421 5 0 1574 5 6 1721 6 1 1860 6 6 1750 1348 4 8 1486 5 2 1627 5 7 1767 6 2 1901 6 7 1875 1426 5 0 1552 5 5 1684 5 9 1816 6 4 1945 6 ...

Page 78: ... Standard Controller 208 230 1 60 48TC002964 79 48TC002957 85 208 230 3 60 48TC002954 80 48TC002789 86 460 575 3 60 48TC002960 81 48TC002958 87 04 06 RTU Open Controller Factory Option 208 230 1 60 48TC002964 48TC002984 82 48TC002957 85 208 230 3 60 48TC002954 48TC002984 83 48TC002789 86 460 575 3 60 48TC002960 48TC002984 84 48TC002958 87 ...

Page 79: ...79 APPENDIX D WIRING DIAGRAMS Fig B 551K 04 06 Electro Mechanical Control Wiring Diagram 208 230 1 60 with W7220 Control ...

Page 80: ...80 APPENDIX D WIRING DIAGRAMS Fig C 551K 04 06 Electro Mechanical Control Wiring Diagram 208 230 3 60 with W7220 Control ...

Page 81: ...81 APPENDIX D WIRING DIAGRAMS Fig D 551K 04 06 Electro Mechanical Control Wiring Diagram 460 575 3 60 with W7220 Control ...

Page 82: ...82 APPENDIX D WIRING DIAGRAMS Fig E 551K 04 06 208 230 1 60 Unit with RTU Open Controller ...

Page 83: ...83 APPENDIX D WIRING DIAGRAMS Fig F 551K 04 06 208 230 3 60 Unit with RTU Open Controller ...

Page 84: ...84 APPENDIX D WIRING DIAGRAMS Fig G 551K 04 06 460 575 3 60 Unit with RTU Open Controller ...

Page 85: ...85 APPENDIX D WIRING DIAGRAMS Fig H 551K 04 06 Power Wiring Diagram 208 230 1 60 ...

Page 86: ...86 APPENDIX D WIRING DIAGRAMS Fig I 551K 04 06 Power Wiring Diagram 208 230 3 60 ...

Page 87: ...87 APPENDIX D WIRING DIAGRAMS Fig J 551K 04 06 Power Wiring Diagram 460 575 3 60 ...

Page 88: ...88 APPENDIX E LOW AMBIENT CONTROL SENSOR LOCATION Fig K 551K 04 Outdoor Circuiting Fig L 551K 05 Outdoor Circuiting Fig M 551K 06 Outdoor Circuiting SENSOR LOCATION SENSOR LOCATION SENSOR LOCATION ...

Page 89: ......

Page 90: ...ght to change at any time specifications and designs without notice and without obligations Replaces New Copyright 2019 Bryant Heating Cooling Systems Cat No 04 53551012 01 Edition Date 10 19 Printed in U S A Form No SM551K 4 6 01 ...

Page 91: ...ify that unit is level Y N _____ Verify that fan assembly is free of obstructions and rotor spins freely Y N _____ Verify that scroll compressors are rotating in the correct direction Y N _____ Verify installation of thermostat Y N _____ III START UP ELECTRICAL Supply Voltage L1 L2_____________ L2 L3_____________ L3 L1_____________ Compressor Amps 1 L1 _____________ L2 _____________ L3 ___________...

Page 92: ...e _______________ F D Leaving air temperature _______________ F 2 Switch unit to mixed cool and reheat mode subcool Y N _____ OBSERVE A Reduction in suction pressure 5 to 7 psi expected Y N _____ B Discharge pressure unchanged Y N _____ C Delta temperature decreases close to neutral air Y N _____ 3 Switch unit to hot gas reheat mode OBSERVE A Suction pressure increases to normal cooling level B Di...

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