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33

AIRFLOW PERFORMANCE 

 25 TON [87.9kW] 

 SIDEFLOW

0.1

[.02]

0.2

[.05]

0.3

[.07]

0.4

[.10]

0.5

[.12]

0.6

[.15]

0.7

[.17]

0.8

[.20]

0.9

[.22]

1.0

[.25]

1.1

[.27]

1.2

[.30]

1.3

[.32]

1.4

[.35]

1.5

[.37]

1.6

[.40

]

1.7

[.42]

1.8

[.45]

1.9

[.47]

2.0

[.50]

RPM

W

RPM

W

RPM

W

RPM

W

RPM

W

RPM

W

RPM

W

RPM

W

RPM

W

RPM

W

RPM

W

RPM

W

RPM

W

RPM

W

RPM

W

RPM

W

RPM

W

RPM

W

RPM

W

RPM

W

8000

[3775]

794

3720

814

3870

833

4024

851

4182

869

4344

886

4510

903

4680

920

4854

948

5256

963

5410

979

5565

994

5720

1009

5877

8200

[3869]

807

3908

826

4065

845

4226

863

4392

880

4561

897

4735

914

4912

943

5296

958

5455

973

5614

988

5774

1003

5935

1018

6097

8400

[3964]

801

3947

820

4108

838

4273

856

4442

874

4614

891

4791

908

4972

924

5157

952

5503

967

5667

982

5832

997

5997

1012

6164

1028

6331

8600

[4058]

794

3989

813

4153

832

4321

850

4493

868

4670

886

4850

902

5034

919

5223

947

5557

962

5725

977

5894

992

6064

1007

6235

1022

6407

1037

6579

8800

[4153]

807

4200

826

4371

845

4547

862

4727

880

4910

897

5098

913

5290

942

5614

957

5787

972

5960

987

6134

1002

6310

1017

6486

1032

6663

1047

6841

9000

[4247]

801

4249

820

4424

839

4603

857

4786

874

4973

892

5164

908

5359

924

5558

952

5853

967

6031

982

6209

997

6389

1012

6570

1027

6752

1042

6934

1057

7118

9200

[4341]

795

4300

815

4478

833

4660

851

4847

869

5037

886

5232

903

5430

919

5633

947

5923

962

6105

977

6289

992

6473

1007

6658

1022

6844

1037

7031

1052

7219

1068

7408

9400

[4436]

790

4352

809

4534

828

4720

846

4910

864

5104

881

5302

898

5504

915

5710

943

5997

958

6184

972

6372

987

6561

1002

6750

1017

6941

1032

7132

1048

7325

1063

7518

9600

[4530]

804

4592

823

4781

841

4975

859

5172

876

5373

893

5579

910

5788

926

6002

953

6267

968

6460

983

6653

998

6847

1013

7042

1028

7238

1043

7434

1058

7632

9800

[4624]

798

4652

817

4845

836

5042

854

5242

872

5447

889

5656

905

5869

922

6085

949

6355

964

6551

979

6749

994

6947

1009

7147

1024

7347

1039

7548

1054

7751

1069

7954

10000

[4719]

793

4714

813

4910

831

5110

849

5315

867

5523

884

5735

901

5951

917

6171

945

6446

960

6647

975

6849

990

7052

1005

7256

1019

7461

1034

7667

1050

7873

1065

8081

10200

[4813]

808

4978

827

5181

845

5389

863

5600

880

5816

897

6035

913

6259

941

6542

956

6748

971

6954

986

7162

1001

7370

1016

7579

1031

7789

1046

8000

1061

8212

10400

[4908]

822

5254

840

5465

858

5680

876

5899

893

6122

909

6349

926

6580

953

6852

967

7063

982

7275

997

7488

1012

7701

1027

7916

1042

8131

1057

8348

1072

8565

10600

[5002]

836

5543

854

5761

872

5984

889

6210

906

6441

922

6675

949

6961

964

7176

979

7393

993

7610

1008

7828

1023

8047

1038

8267

1053

8488

1068

8710

10800

[5096]

850

5845

868

6071

885

6301

902

6534

918

6772

946

7074

961

7294

975

7514

990

7736

1005

7959

1020

8182

1035

8407

1050

8632

1065

8858

11000

[5191]

864

6160

882

6393

899

6630

915

6871

943

7191

958

7415

972

7640

987

7867

1002

8094

1017

8321

1032

8550

1046

8780

1061

9011

11200

[5285]

878

6487

895

6728

912

6972

940

7313

955

7541

969

7771

984

8001

999

8233

1014

8465

1029

8698

1043

8933

1058

9168

11400

[5379]

892

6827

909

7075

925

7328

952

7671

967

7905

981

8140

996

8376

1011

8613

1026

8851

1041

9089

1055

9329

1070

9570

11600

[5474]

906

7180

922

7436

950

7806

964

8044

979

8283

994

8524

1008

8765

1023

9007

1038

9250

1053

9494

1068

9739

11800

[5568]

920

7546

948

7944

962

8187

977

8431

991

8676

1006

8921

1021

9168

1035

9416

1050

9664

1065

9913

12000

[5663]

946

8087

960

8334

975

8583

989

8832

1004

9082

1019

9333

1033

9585

1048

9838

1063

10092

NOTE: L-Drive left of bold line, M-Drive right of bold line.

COMPONENT AIRFLOW RESISTANCE 

 25 TON [87.9kW]

AIRFLOW CORRECTION FACTORS 

 25 TON [87.9kW]

NOTE:  Multiply correction factor times gross performance data 

 resulting sensible capacity cannot exceed total capacity.

D

riv

P

ac

ka

ge

Blower Sheave

BK130H

BK120H

Model RKNL-B300

Air Flow

Voltage  208/230, 460, 575 

 3 phase

CFM [L/s]

External Static Pressure 

 Inches of Water [kPa]

Motor H.P. [W]

7.5 [5592.7]

10 [7457.0]

Motor Sheave

1VP-71

1VP-75

Turns Open

1

23

4

5

6

3

4

56

844

817

12

RPM

919

894

869

1039

1012

982

953

9200

9600

925

NOTES: 

1. Factory sheave settings are shown in bold type. 2. Do not set motor sheave below minimum turns open shown. 3. Re-adjustment of sheave required to achieve rated airflow at ARI minimum External Static Pressure 4. Drive data shown is for horizontal airflow with dry coil. Add component resistance (below) to duct resistance to determine t

otal External Static Pressure.

790

1067

CFM

8000

8400

8800

[4341]

[4530]

10000

10400

10800

11200

11600

12000

[L/s]

[3775]

[3964]

[4153]

[4719]

[4908]

[5096]

[5285]

[5474]

[5663]

Resistance 

 Inches of Water [kPa]

Wet Coil

0.07

0.09

0.10

0.12

0.13

0.15

0.16

0.21

0.22

[.02]

[.02]

[.02]

[.03]

[.03]

[.04]

0.18

0.19

[.05]

Downflow

0.12

0.14

0.16

0.19

[.04]

[.04]

[.05]

[.05]

0.22

0.25

0.29

0.33 [.08]

[.09]

0.46

0.37

0.42

[.03]

[.03]

[.04]

[.05]

[.05]

[.06]

[.07]

[.10]

[.11]

Downflow  Economizer RA Damper Open

0.22

0.24

0.26

0.28

0.30

0.32

0.34

0.41

0.44

[.05]

[.06]

[.06]

[.07]

[.07]

[.08]

0.37

0.39

[.11]

[.08]

[.09]

[.10]

[.10]

Horizontal Economizer RA Damper Open

0.09

0.10

0.11

0.12

0.13

0.14

0.15

0.18

0.19

[.02]

[.02]

[.03]

[.03]

[.03]

[.03]

0.16

0.17

[.05]

[.04]

[.04]

[.04]

[.04]

Concentric Grill RXRN-AD88                          &  Transition RXMC-CL09

0.17

0.23

0.30

0.36

0.43

0.50

0.56

0.76

0.82

[.04]

[.06]

[.07]

[.09]

[.11]

[.12]

0.63

0.69

[.20]

CFM

8000

8400

8800

9200

[.14]

[.16]

[.17]

[.19]

9600

10000

10400

10800

11200

11600

12000

[L/s]

[3775]

[3964]

[4153]

[4341]

[4530]

[4719]

[4908]

[5096]

Total MBH

0.97

0.98

0.99

0.99

1.00

1.01

[5285]

[5474]

1.05

[5663]

Sensible MBH

0.89

0.92

0.95

0.98

1.02

1.03

1.03

1.04

1.01

1.04

1.08

1.11

1.01

1.01

1.20

1.14

1.17

Power kW

0.99

0.99

1.00

1.00

1.00

1.01

1.02

1.02

1.02

[  ] Designates Metric Conversions

L, R

M, S

 25 Ton

Summary of Contents for B180CL25E

Page 1: ...7 84 08 SUPERSEDES 92 23577 84 07 INDICATES METRIC CONVERSIONS 5 2 1 7 6 6 0 2 6 1 1 7 21 2 03257 17 6 7 1 250 7 21 2 127 6752 7 6 0 18 3 6 5 5 8 1 3 1 6 3 25 8785 5 5 1 6 59 0 1 51 1 7 6 16758 7 216 5 17 1 6 1 72 48 16 6 59 3 56211 25 3523 5 167 7 21 8670 17 1 23 5 7 21 2 7 6 81 7 5 7 6 16758 7 216 7 2528 25 77 037 1 167 7 21 25 23 5 7 21 85 72 2 2 7 6 16758 7 216 0 5 68 7 1 03523 5 167 7 21 8670...

Page 2: ...e Drain 19 IV WIRING 19 Power Supply 19 Hook up 21 Internal Wiring 22 Thermostat 22 V FURNACE SECTION CONTROLS AND IGNITION SYSTEM 22 Normal Furnace Operating Sequence 22 Operating Instructions 24 Burners 25 Manual Reset Overtemperature Control 25 Pressure Switch 25 Limit Control 25 VI COOLING SECTION OPERATION 25 Cooling Mode 25 Continuous Fan Mode 26 VII SYSTEM OPERATING INFORMATION 26 Advise th...

Page 3: ... nominal cooling capacity of 15 and 17 5 tons 300 000 and 400 000 BTUH heating inputs are available in nominal cooling capacity of 20 and 25 tons Units are convertible from bottom supply and return to side supply and return by relocation of supply and return air cover panels See cover installation detail and Figures 10 and 11 The units are weatherized for mounting outside of the building B MAJOR C...

Page 4: ...filter drier in the liquid line A liquid line filter drier is standard on every unit Desiccant drying agent must be compatible for POE oils and R 410A 3 Evaporator Coil TXV The thermostatic expansion valve is specifically designed to operate with R 410A DO NOT use an R 22 TXV The existing evaporator must be replaced with the factory specified TXV evaporator specifically designed for R 410A 4 Tools...

Page 5: ...LE SOAP SOLUTION MADE SPECIFICALLY FOR THE DETECTION OF LEAKS TO CHECK ALL CONNECTIONS AS SPECIFIED IN GAS SUPPLY AND PIPING SECTION OF THESE INSTRUCTIONS WARNING WHEN A UNIT IS INSTALLED SO THAT SUPPLY DUCTS CARRY AIR CIRCU LATED BY THE UNIT TO AREAS OUTSIDE THE SPACE CONTAINING THE UNIT THE RETURN AIR SHALL ALSO BE HANDLED BY DUCT S SEALED TO THE UNIT CASING AND TERMINATING OUTSIDE THE SPACE CON...

Page 6: ...ION AND CONDENSATE PAN CONTROLS FILTER ACCESS RETURN AIR SUPPLY AIR CONDENSER COIL 1 RIGHT SIDE BLOWER ACCESS FIGURE 1 BOTTOM VIEW ST A1125 02A Typical Dimensions Shown in Inches ELECTRICAL ENTRY GAS ENTRY C O N D E N S E R C O I L SUPPLY AIR RETURN AIR FIGURE 2 SUPPLY AND RETURN DIMENSIONS FOR DOWNFLOW APPLICATIONS BOTTOM VIEW ST A1125 09A FRONT SIDE RIGHT SIDE ...

Page 7: ...CE INDOOR MOTOR COMPRESSOR 1 OUTDOOR COIL OUTDOOR FAN 1 OUTDOOR FAN 4 OUTDOOR FAN 5 OUTDOOR FAN 6 OUTDOOR FAN 3 OUTDOOR FAN 2 CONTROL COMPARTMENT 1 2 3 4 5 6 FIGURE 5 COMPONENT LOCATIONS ST A1125 04 FIGURE 3 COMPONENT LOCATIONS DIMENSIONS FRONT VIEW ST A1125 06A Typical Dimensions Shown in Inches Condenser Coil RIGHT SIDE FRONT SIDE ...

Page 8: ... OUTDOOR FAN 2 OUTDOOR FAN 5 OUTDOOR FAN 3 OUTDOOR FAN 6 1 2 3 6 5 4 OUTDOOR COIL HEAT EXCHANGER FILTER RACK RETURN COMPARTMENT FIGURE 8 COMPONENT LOCATIONS ST A1125 05 ST A1125 08A FIGURE 6 DIMENSIONS REAR SIDE RECOMMENDED DUCT CONNECTION SIZE SUPPLY 24 x 40 8 INCHES RETURN 47 x 20 INCHES ...

Page 9: ...2430 1102 2453 1113 2468 1119 2450 1111 2488 1129 2389 1084 2403 1090 Model RKNL Series B C 241CM30E B C 241CM40E B C 241DL30E B C 241DL40E B C 241DM30E B C 241DM40E B C 241YL40E B C 241YM40E Model RKNL Series with VFD Weights Net Weight lbs kg 2327 1056 2341 1062 2289 1038 2303 1045 2327 1056 2341 1062 2323 1054 2361 1071 Ship Weight lbs kg 2427 1101 2441 1107 2389 1084 2403 1090 2427 1101 2441 1...

Page 10: ...ssor shipping supports from the compressor base Failure to remove supports will cause noise and vibration LOCATION CONSIDERATIONS The metal parts of this unit may be subject to rust or deterioration in adverse envi ronmental conditions This oxidation could shorten the equipment s useful life Salt spray fog or mist in seacoast areas sulphur or chlorine from lawn watering systems and various chemica...

Page 11: ...e ground level must be considered Mount unit high enough to be above anticipated maximum area snowfall and to allow combustion air to enter the combustion air inlet 7 Select an area which will keep the areas of the vent air intake and A C condenser fins free and clear of obstructions such as weeds shrubs vines snow etc Inform the user accordingly C ATTACHING EXHAUST AND COMBUSTION AIR INLET HOODS ...

Page 12: ...vided See Figures 10 and 11 3 Secure the return and supply cover to front bracket with two 2 screws E FILTER REPLACEMENT This unit is provided with 8 20 25 2 disposable filters When replacing filters ensure they are inserted fully to the back to prevent bypass See Figure 5 Recommended supplier of this filter is Glassfloss Industries Inc or AAF International 215 Central Avenue P O Box 35690 Louisvi...

Page 13: ...IC OR DROP CEILING DISTRIBUTING SYSTEM MOUNTED ON ROOFCURB CURB MUST BE LEVEL ST A1125 01 ST A1125 28 A B D E C VERTICAL CLEARANCE FIGURE 12 CLEARANCES ST A1125 28 WITHOUT HORIZONTAL ECONOMIZER 42 WITH HORIZONTAL ECONOMIZER RECOMMENDED CLEARANCE LOCATION 80 18 18 42 18 48 18 WITHOUT ECONOMIZER 48 WITH ECONOMIZER A FRONT B CONDENSER COIL C DUCT SIDE D EVAPORATOR END E ABOVE ...

Page 14: ...lowing clearances as indicated Run ducts as directly as possible to supply and return outlets Use of non flammable weatherproof flexible connectors on both supply and return connec tions at unit to reduce noise transmission is recommended On ductwork exposed to outside temperature and humidity use a minimum of 2 of insulation and a vapor barrier Distribution system in attic furred space or crawl s...

Page 15: ...ULT IN PERSONAL INJURY OR DEATH WARNING RETURN AIR ST A1125 25 32 27 16 24 CORNER WEIGHTS MEASURED AT BASE OF UNIT ST A1125 25 FIGURE 14 LIFTING DETAIL TYPICAL INSTALLATION ROOFCURB INSTALL GASKET DUCT FLANGE NOT TO EXCEED 1 25 mm RETURN DUCT 50 3 4 X 22 1289 x 559 mm MAX SUPPLY DUCT UNIT NAILING STRIP TYPICAL INSTALLATION ROOFCURB INSTALL GASKET DUCT FLANGE NOT TO EXCEED 1 25 mm RETURN DUCT 50 3 ...

Page 16: ... fied petroleum gases must be used at all threaded pipe connections 8 IMPORTANT any additions changes or conversions required for the furnace to satisfactorily meet the application should be made by a qualified installer ser vice agency or the gas supplier using factory specified or approved parts In the commonwealth of Massachusetts installation must be performed by a licensed plumber or gas fitt...

Page 17: ... Do not overtighten the connection The capacities of gas pipe of different diameters and lengths in cu ft per hr with pres sure drop of 0 3 in and specific gravity of 0 60 natural gas are shown in Table 1 After determining the pipe length select the pipe size which will provide the minimum cubic feet per hour re quired for the gas input rating of the furnace By formula Gas Input of Furnace BTU HR ...

Page 18: ... are located on the gas valve body 1 8 N P T and on the manifold See Figure 18B Use a properly calibrated manometer gauge for accurate gas pressure readings Only small variations in the gas flow should be made by means of the pressure regulator adjustment Furnaces functioning on LP gas must be set by means of the tank or branch supply regulators The furnace manifold pressure should be set at 10 W ...

Page 19: ...0 ONE 9 3 10 3 10 7 11 3 25 7 350 000 TEN 1 33 1 43 1 47 1 53 4 17 ONE 8 1 9 0 9 36 9 9 22 5 400 000 TEN 1 21 1 30 1 36 1 39 3 45 METER TIME IN MINUTES AND SECONDS FOR NORMAL INPUT RATING OF FURNACES EQUIPPED FOR NATURAL OR LP GAS INPUT BTU HR METER SIZE CU FT HEATING VALUE OF GAS BTU PER CU FT 900 1000 1040 1100 2500 MIN SEC MIN SEC MIN SEC MIN SEC MIN SEC TABLE 3 FIGURE 19 CONDENSATE DRAIN DO NO...

Page 20: ...e determined from this table using the circuit ampacity found on the unit rating plate From the unit disconnect to unit the smallest wire size allowable in Table 4 may be used as the disconnect must be in sight of the unit 2 Wire size based on 75 C rated wire insulation for 1 voltage drop 3 For more than 3 conductors in a raceway or cable see the N E C C E C in Canada for derating the ampacity of ...

Page 21: ...URE 22 TYPICAL THERMOSTAT WIRING WIRE SIZE AWG 14 1 2 7 8 12 1 2 7 8 10 1 2 7 8 8 3 4 1 31 32 6 1 1 23 64 4 1 1 23 64 3 1 1 4 1 23 32 2 1 1 4 1 23 32 1 1 1 2 1 31 32 0 1 1 2 1 31 32 00 2 2 15 32 000 2 2 15 32 CONDUIT SIZE HOLE SIZE NOTES 1 DETERMINE REQUIRED WIRE SIZE FROM MINIMUM CIRCUIT AMPACITY SHOWN IN INSTALLATION OPERATING INSTRUCTION 2 BOTTOM POWER ENTRY WILL NOT ACCOMMODATE WIRE LARGER THA...

Page 22: ... FIELD WIRE SIZE FOR 24 VOLT THERMOSTAT CIRCUITS SOLID COPPER WIRE AWG 3 0 16 14 12 10 10 10 2 5 16 14 12 12 12 10 2 0 18 16 14 12 12 10 50 100 150 200 250 300 Length of Run Feet 1 Thermostat Load Amps TABLE 6 1 The total wire length is the distance from the unit to the thermostat and back to the unit NOTE DO NOT USE CONTROL WIRING SMALLER THAN NO 18 AWG V FURNACE SECTION CONTROLS AND V IGNITION S...

Page 23: ... energizes each low fire inducer 5 Control checks each pressure switch for closure 6 If each low fire pressure switch is closed the control starts a 30 second prepurge If either switch is still open after 180 seconds the high fire inducers will be energized until closure 7 After prepurge timeout control initiates spark for 2 seconds minimum 7 second maxi mum ignition trial and initiates 45 second ...

Page 24: ...s the burner Do not try to light the burner by hand 4 Remove control door 5 Move control knob to the OFF position Turn the knob by hand only do not use any kind of tool 6 Wait five 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Follow B in the safety information on the Operating Instructions located on the back of the controls access panel If you d...

Page 25: ...ow through the combustion chamber LIMIT CONTROL The supply air high temperature limit cut off is set at the factory and cannot be adjusted It is calibrated to prevent the air temperature leaving the furnace from exceeding the maximum outlet air temperature IMPORTANT Replace this control only with the identical replacement part VI COOLING SECTION OPERATION COOLING MODE A Call for first stage coolin...

Page 26: ...unit VFD Model Schneider Altivar 212 factory programmed Replacement The VFD is horsepower and voltage specific therefore replacement must be the same model as the existing A preprogrammed VFD is recommended and available from ProStock A non programmed Schneider Altivar 212 may be used but must be programmed exactly per the included VFD I O Manual 92 104334 01 program ming guide for safe and proper...

Page 27: ...8 Remove the screws 10 connecting the four induced draft blowers to the col lector box and screws 12 connecting the inducer mounting plate to the heat exchanger center panel Remove the induced draft blowers and the collector box from the unit 9 Remove the turbulators from inside the heat exchangers by inserting the blade of a screwdriver under the locking tabs Pop the tabs out of the expanded groo...

Page 28: ...hould be cleaned when it is dry If the coil is coated with dirt or lint vac uum it with a soft brush attachment Be careful not to bend the coil fins 3 If the coil is coated with oil or grease clean it with a mild detergent and water solution Rinse the coil thoroughly with water IMPORTANT Do not use exces sive water pressure Excessive water pressure can bend the fins and tubing of the coil and lead...

Page 29: ...895 4024 912 4185 929 4350 7200 3398 570 1897 595 2042 619 2185 643 2327 666 2466 689 2602 711 2737 732 2870 753 3000 773 3127 793 3270 812 3416 831 3566 849 3719 868 3875 885 4035 902 4198 919 4364 NOTE L Drive left of bold line M Drive right of bold line COMPONENT AIRFLOW RESISTANCE 15 TON 52 7kW AIRFLOW CORRECTION FACTORS 15 TON 52 7kW NOTE Multiply correction factor times gross performance dat...

Page 30: ...3 797 4026 816 4191 835 4359 853 4531 871 4706 889 4884 906 5065 923 5249 940 5437 NOTE L Drive left of bold line M Drive right of bold line COMPONENT AIRFLOW RESISTANCE 17 5 TON 61 5kW AIRFLOW CORRECTION FACTORS 17 5 TON 61 5kW NOTE Multiply correction factor times gross performance data resulting sensible capacity cannot exceed total capacity 1 01 1 01 1 01 Designates Metric Conversions 1 01 1 0...

Page 31: ...1010 6747 9400 4436 725 3783 747 3975 769 4168 792 4381 811 4558 829 4736 847 4915 865 5094 882 5274 899 5455 915 5636 931 5818 942 6040 958 6225 973 6418 989 6616 1004 6821 9600 4530 739 4010 762 4207 784 4407 805 4617 823 4798 842 4979 859 5161 877 5343 894 5526 910 5709 926 5894 937 6122 952 6307 968 6498 983 6696 998 6901 NOTE L Drive left of bold line M Drive right of bold line COMPONENT AIRF...

Page 32: ...0 4951 877 5127 895 5303 912 5479 929 5657 945 5835 961 6014 977 6194 992 6374 1008 6555 9400 4436 821 4703 839 4877 857 5052 875 5229 892 5405 909 5583 926 5761 942 5940 958 6120 974 6300 989 6481 1005 6663 9600 4530 837 4984 855 5160 872 5337 890 5514 907 5693 923 5872 940 6052 956 6232 971 6413 987 6595 1002 6778 NOTE L Drive left of bold line M Drive right of bold line N Drive right of double ...

Page 33: ...020 8182 1035 8407 1050 8632 1065 8858 11000 5191 864 6160 882 6393 899 6630 915 6871 943 7191 958 7415 972 7640 987 7867 1002 8094 1017 8321 1032 8550 1046 8780 1061 9011 11200 5285 878 6487 895 6728 912 6972 940 7313 955 7541 969 7771 984 8001 999 8233 1014 8465 1029 8698 1043 8933 1058 9168 11400 5379 892 6827 909 7075 925 7328 952 7671 967 7905 981 8140 996 8376 1011 8613 1026 8851 1041 9089 1...

Page 34: ... 2 2 2 200 230 200 230 460 460 575 575 200 230 200 230 460 460 3 3 3 3 3 3 3 3 3 3 3450 3450 3450 3450 3450 3450 3450 3450 3450 3450 7 7 7 7 7 7 7 1 2 7 1 2 7 1 2 7 1 2 25 25 25 25 12 2 12 2 9 9 29 5 29 5 29 5 29 5 14 7 14 7 164 164 164 164 100 100 78 78 195 195 195 195 95 95 7 7 7 7 7 7 7 1 2 7 1 2 7 1 2 7 1 2 25 25 25 25 12 2 12 2 9 9 29 5 29 5 29 5 29 5 14 7 14 7 164 164 164 164 100 100 78 78 1...

Page 35: ...575 200 230 200 230 200 230 460 460 460 575 575 3 3 3 3 3 3 3 3 3 3 3450 3450 3450 3450 3450 3450 3450 3450 3450 3450 7 1 2 7 1 2 10 10 10 10 10 10 10 10 12 2 12 2 33 3 33 3 33 3 33 3 33 3 33 3 17 9 17 9 17 9 12 8 12 8 80 80 239 239 239 239 239 239 125 125 125 80 80 7 1 2 7 1 2 7 1 2 7 1 2 7 1 2 7 1 2 7 1 2 7 1 2 7 1 2 7 1 2 12 2 12 2 29 5 29 5 29 5 29 5 29 5 29 5 14 7 14 7 14 7 12 2 12 2 80 80 19...

Page 36: ...Phase 3 3 3 3 3 3 3 RPM 3450 3450 3450 3450 3450 3450 3450 HP Compressor 1 10 10 10 10 10 10 10 Amps RLA Comp 1 12 8 30 1 30 1 30 1 30 1 16 7 16 7 12 2 12 2 Amps LRA Comp 1 80 225 225 225 225 114 114 80 80 HP Compressor 2 7 1 2 7 1 2 7 1 2 7 1 2 7 1 2 7 1 2 7 1 2 Amps RLA Comp 2 12 2 27 6 27 6 27 6 27 6 12 8 12 8 9 6 9 6 Amps LRA Comp 2 80 191 191 191 191 100 100 78 78 Condenser Motor No 6 6 6 6 6...

Page 37: ... 3 3 3 3 3 RPM 3450 3450 3450 3450 3450 3450 HP Compressor 1 11 1 2 11 1 2 11 1 2 11 1 2 11 1 2 11 1 2 Amps RLA Comp 1 48 1 48 1 48 1 48 1 18 6 18 6 14 7 14 7 Amps LRA Comp 1 245 245 245 245 125 125 100 100 HP Compressor 2 11 1 2 11 1 2 11 1 2 11 1 2 11 1 2 11 1 2 Amps RLA Comp 2 48 1 48 1 48 1 48 1 18 6 18 6 14 7 14 7 Amps LRA Comp 2 245 245 245 245 125 125 100 100 Condenser Motor No 6 6 6 6 6 6 ...

Page 38: ...t evacuate recharge add filter drier Incorrect voltage At compressor terminals voltage must be within 10 of rating plate volts when unit is operating Compressor short cycles Incorrect voltage At compressor terminals voltage must be 10 of nameplate marking when unit is operating Defective overload protector Replace check for correct voltage Refrigerant undercharge Add refrigerant Registers sweat Lo...

Page 39: ...AGE TRANSFORMER CHECK WIRING CHECK FOR 208 230 VAC OR 460V TO IDM MOTOR CHECK IGNITOR CABLE CHECK SPARK IGNITOR POSITION AND CONDITION IS EACH NEGATIVE PRESSURE SWITCH CLOSED CHECK FOR OPEN ROLL OUT CONTROLS CHECK FOR OPEN LIMIT CHECK IGNITION CONTROL CHASSIS GROUND WIRE CHECK WIRING CHECK INLET GAS PRESSURE CHECK 24 VOLTS TO GAS VALVE CHECK FOR GAS FLOW TO AND FROM VALVE CHECK BURNER CARRYOVER NO...

Page 40: ...OPER THERMOSTAT OPERATION REMOVE VALVE LEAD AT GAS VALVE IF VALVE CLOSES RECHECK THE THERMOSTAT AND WIRING IF OK THEN REPLACE VALVE YES NO SYSTEM RUNS UNTIL CALL FOR HEAT ENDS TROUBLESHOOTING ENDS REPEAT PROCEDURE UNTIL TROUBLE FREE OPERATION IS OBTAINED YES NO TURN THERMOSTAT OFF VALVE SHUTS OFF FLAME SHUTS OFF YES INDUCED DRAFT MOTOR S STOPS AFTER 5 SECOND POSTPURGE YES YES CHECK FOR DIRTY FILTE...

Page 41: ...LOCATED IN RETURN AIR SECTION MAS ACCESSORY PROVIDED WITH ECONOMIZER CONNECTION LOCATED IN BLOWER COMPARTMENT WIRE SUPPLIED FOR ADDITION OF CRANKCASE HEATER ACCESSORY OPTIONAL FT LOCATED IN COMPRESSOR COMPARTMENT CONDENSOR FAN 2 AND FAN 5 NOT USED ON B180 OR B210 MODELS 4000 000 BTUH SHOWN 350 000 300 000 BTUH DO NOT USE IDM4 OR NPC4 250 000 BTUH DOES NOT USE IDM3 IDM4 NPC4 OR NPC3 INDUCER VOLTAGE...

Page 42: ...IGURE 27 RKNL B SERIES ALL NON DDC EXCEPT B241 MODELS 208V 208V 208V 208V 05 04 ADDED RED 208V LEAD TO IDM S VYM Y 0655S251 04 09 18 05 REVISED TITLE TO DELETE RKNL B180 210 240 300 R 1075S000 08 08 18 VYM ...

Page 43: ...43 FIGURE 28 RKNL B SERIES ALL NON DDC EXCEPT B241 MODELS 05 REVISED TITLE TO DELETE RKNL B180 210 240 300 R 1075S000 08 08 18 VYM 05 05 ...

Page 44: ...44 FIGURE 29 RKNL B SERIES ALL NON DDC EXCEPT B241 MODELS 05 REVISED TITLE TO DELETE RKNL B180 210 240 300 R 1075S000 08 08 18 VYM 03 ...

Page 45: ... NOT USED ON B180 OR B210 MODELS 4000 000 BTUH SHOWN 350 000 300 000 BTUH DO NOT USE IDM4 OR NPC4 250 000 BTUH DOES NOT USE IDM3 IDM4 NPC4 OR NPC3 INDUCER VOLTAGE CHANGE 208 240V UPLUG BLACK WIRE FROM INDUCER MOVE INSULATED PLUG FROM RED WIRE TO BLK WIRE PLUG INDUCER RED WIRE INTO BLK WIRE UNIT VOLTAGES HZ 220 220 50 HZ 220 230 60 HZ 380 60 HZ 380 415 50 HZ 460 60 HZ 575 60 HZ TRANSFORMER TERM 230...

Page 46: ...46 FIGURE 31 RKNL B SERIES B 241 MODELS 208V 208V 208V 208V 00 RKNL B241 90 42517 55 10 5 18 PCB PRESSURE CONTROL BOARD ...

Page 47: ...E FIELD INSTALLED FACTORY OPTION FACTORY STANDARD LINE VOLTAGE FACTORY OPTION ORIGINAL RELEASE NO ELECTRICAL WIRING DIAGRAM MODELED BY CHECKED APPROVED TE REV PART NO DA 90 42517 54 10 08 18 01 PCB PRESSURECONTROLBOARD KNL B241 208 230 380 460V 3 PH 60 HZ 200 220 380 415V 3PH 50 HZ ROOFTOP R 1075S000 70 Y O 73 BR 266 266 BR R 159 159 R 21 Y O 22 Y 33 70 38 73 O O Y BLACK W RED STRIPE 460V COM BL P...

Page 48: ...48 FIGURE 33 RKNL B SERIES B 241 MODELS 00 90 42517 56 10 5 18 PCB PRESSURE CONTROL BOARD RKNL B241 ...

Page 49: ...OWN BL BLUE G GREEN GY GRAY O ORANGE PR PURPLE R RED W WHITE Y YELLOW WIRING INFORMATION WARNING CABINET MUST BE PERMANENTLY GROUNDED AND CONFORM TO I E C N E C C E C NATIONAL WIRING REGULATIONS AND LOCAL CODES AS APPLICABLE REPLACEMENT WIRE MUST BE THE SAME SIZE AND TYPE OF INSULATION AS ORIGINAL 105C MIN FIELD INSTALLED FACTORY STANDARD LOW VOLTAGE FIELD INSTALLED FACTORY OPTION FACTORY STANDARD...

Page 50: ...50 FIGURE 35 RKNL C SERIES 208V 208V 208V 208V 04 ...

Page 51: ...NENTLY GROUNDED AND CONFORM TO I E C N E C C E C NATIONAL WIRING REGULATIONS AND LOCAL CODES AS APPLICABLE REPLACEMENT WIRE MUST BE THE SAME SIZE AND TYPE OF INSULATION AS ORIGINAL 105C MIN FIELD INSTALLED FACTORY STANDARD LOW VOLTAGE FIELD INSTALLED FACTORY OPTION FACTORY STANDARD LINE VOLTAGE FACTORY OPTION ORIGINAL RELEASE NO ELECTRICAL WIRING DIAGRAM MODELED BY CHECKED APPROVED TE REV PART NO ...

Page 52: ...52 FIGURE 37 RKNL C SERIES 03 03 REVISED TITLE TO DELETE KNL C180 210 240 300 AND KRL C240 R 1075S000 08 08 18 VYM ...

Page 53: ...GE CHANGE 208 240V UPLUG BLACK WIRE FROM INDUCER MOVE INSULATED PLUG FROM RED WIRE TO BLK WIRE PLUG INDUCER RED WIRE INTO BLK WIRE TRANSFORMER AND INDUCERS FACTORY WIRED FOR 230 VOLTS 15 01 ADDED RED 208V LEAD TO IDM S REVISED NOTE 3 ADDED NOTE 15 VYM Y 0655S251 04 04 18 01 ...

Page 54: ...54 FIGURE 39 RKNL H SERIES 208V 208V 208V 208V 01 ADDED RED 208V LEAD TO IDM S VYM Y 0655S251 04 04 18 01 ...

Page 55: ...00 525 550 575 100 105 110 115 120 125 130 135 140 145 150 155 160 165 225 250 275 300 325 350 375 400 425 450 475 500 525 550 575 100 105 110 115 120 125 130 135 140 145 150 155 160 165 55 65 75 85 95 105 115 CIRCUIT 1 CIRCUIT 2 92 102778 01 02 RKNL SYSTEM CHARGE CHARTS XII CHARGE CHARTS ...

Page 56: ... 450 475 500 525 550 575 100 105 110 115 120 125 130 135 140 145 150 155 160 165 225 250 275 300 325 350 375 400 425 450 475 500 525 550 575 100 105 110 115 120 125 130 135 140 145 150 155 160 165 55 65 75 85 95 105 115 CIRCUIT 1 CIRCUIT 2 92 102778 02 02 RKNL SYSTEM CHARGE CHARTS ...

Page 57: ...275 300 325 350 375 400 425 450 475 500 525 550 575 100 105 110 115 120 125 130 135 140 145 150 155 160 165 225 250 275 300 325 350 375 400 425 450 475 500 525 550 575 100 105 110 115 120 125 130 135 140 145 150 155 160 165 55 65 75 85 95 105 115 CIRCUIT 1 CIRCUIT 2 92 102778 03 02 ...

Page 58: ... CHARTW HERESUCTION AND DISCHARGEINTERSECT IF X ISBELOW OUTDOOR AM BIENTLINE ADD CHARGEAND REPEAT STEPS 1 3 IF X ISABOVEOUTDOOR AM BIENTLINE RECOVER EXCESSCHARGE AND REPEATSTEPS1 3 CAUTION INSTRUCTIONS OUTDOOR AMBIENT F DB OUTDOOR AMBIENT F DB 115 105 95 85 75 65 55 175 200 225 250 275 300 325 350 375 400 425 450 475 500 525 100 105 110 115 120 125 130 135 140 145 150 155 160 165 115 95 85 75 65 5...

Page 59: ...5 300 325 350 375 400 425 450 475 500 525 550 575 100 105 110 115 120 125 130 135 140 145 150 155 160 165 225 250 275 300 325 350 375 400 425 450 475 500 525 550 575 100 105 110 115 120 125 130 135 140 145 150 155 160 165 55 65 75 85 95 105 115 CIRCUIT 1 CIRCUIT 2 92 102778 04 02 ...

Page 60: ...60 97B0055N24 97B0055N24 CM 0418 ...

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