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5N-5100 REGULATOR AS-VOLTAGE S/N 6AA630-1006; 6PA718-1162; 6SA638-943; 2ED480-607; 3EF604-607 480-VOLT PART OF 7C-1610, 7C-1612, 7C-1614, 7C-3542, 9Y-3873 GENERATOR GP SR4


GENERATORS
REGULATOR GP-VOLTAGE

GENERATOR SR4 GENERATOR 2ED
 SR4 Four-Pole Generators 2ED00420-UP SEBP2300 SR4 2ED   (1986)

GENERATORS

REGULATOR GP-VOLTAGE
REGULATOR AS-VOLTAGE
4W-5271 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
5N-5081 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
5N-5100 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
5N-5103 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
5N-9093 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
5N-9439 REGULATOR AS-VOLTAGE
 

#SEBP23000820
 

5N-5100: REGULATOR AS-VOLTAGE

5N-5100 REGULATOR AS-VOLTAGE
S/N 6AA630-1006; 6PA718-1162; 6SA638-943; 2ED480-607; 3EF604-607
480-VOLT
PART OF 7C-1610, 7C-1612, 7C-1614, 7C-3542, 9Y-3873 GENERATOR GP
i00385357 SEBP2300
5N5100 REGULATOR AS-VOLTAGE Parts scheme
  For full view, you need register

Parts for your SR4 GENERATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4W-5786 [1] TRANSFORMER AS  
2. 5N-5081 Y [1] REGULATOR AS-VOLTAGE  
3. 5N-9096 [1] CLAMP AS  
  5N-9100 [1] CAPACITOR  
4. 5N-9107 [2] RECTIFIER  
5. 5N-9101 [1] TRANSFORMER AS  
6. 6L-7008 [1] STRAP-CABLE  
7. 5N-9106 [1] HARNESS AS-PANEL (VOLTAGE REGULATOR)(1)  
8. 4W-6340 [1] PROTECTOR (THERMAL)  
9. 5N-9095 [1] HOLDER-FUSE  
  3N-2050 [1] FUSE (15-AMPERE)  
10. 5N-3959 [1] FILM-IDENTIFICATION (VOLTAGE REGULATOR)  
11. 7L-2770 [1] RECTIFIER-BLOCK  
12. 6L-7004 [1] POTENTIOMETER (8-OHM, 25-WATT)(DROOP)  
12A. 6L-7004 [1] POTENTIOMETER (8-OHM, 25-WATT)(GAIN)  
13. 5N-9103 [1] POTENTIOMETER (VOLTAGE ADJUST)  
14. 5N-9102 [1] MARKER  
15. 5N-9099 [1] MARKER  
16. 5N-9094 [1] HARNESS AS-PANEL (VOLTAGE REGULATOR)(3)  
17. 5N-7314 [1] HARNESS AS-PANEL (VOLTAGE REGULATOR)(2)  
18. 7W-8888 [1] RESISTOR AS  
   
    AVAILABLE REPAIR KIT(S):
  5N-7310 [1] KIT-REGULATOR HARDWARE  
    (INCLUDES RECEPTACLES, SCREWS, WASHERS, NUTS, SPACERS, RETAINERS, & JUMPER)
  Y   SEPARATE ILLUSTRATION
 

#SEBP23000821
 

5N-5103: REGULATOR AS-VOLTAGE

5N-5103 REGULATOR AS-VOLTAGE
S/N 6AA630-1006; 6SA638-943; 2ED420-UP; 3EF604-607
480-VOLT. SELF EXCITED
PART OF 7C-1611, 7C-1613, 7C-3541, 7W-8824, 9Y-3872 GENERATOR GP
i00385358 SEBP2300
5N5103 REGULATOR AS-VOLTAGE Parts scheme
  For full view, you need register

Parts for your SR4 GENERATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4W-5786 [2] TRANSFORMER AS  
2. 5N-9093 Y [1] REGULATOR AS-VOLTAGE  
3. 5N-9096 [1] CLAMP AS  
  5N-9100 [1] CAPACITOR  
4. 5N-9107 [2] RECTIFIER  
5. 5N-7311 [1] TRANSFORMER AS  
6. 6L-7008 [1] STRAP-CABLE  
7. 5N-9106 [1] HARNESS AS-PANEL (VOLTAGE REGULATOR)(NO 1)  
8. 4W-6340 [1] PROTECTOR (THERMAL)  
9. 5N-9095 [1] HOLDER-FUSE  
  3N-2050 [1] FUSE (15-AMPERE)  
10. 5N-3959 [1] FILM-IDENTIFICATION (VOLTAGE REGULATOR)  
11. 7L-2770 [1] RECTIFIER-BLOCK  
12. 6L-7004 Y [2] POTENTIOMETER (8-OHM, 25-WATT)  
13. 5N-9103 [1] POTENTIOMETER  
14. 5N-9102 [1] MARKER  
15. 5N-9099 [1] MARKER  
16. 7W-5107 [1] HARNESS AS-PANEL (VOLTAGE REGULATOR)(NO 3)  
17. 7W-5106 [1] HARNESS AS-PANEL (VOLTAGE REGULATOR)(NO 2)  
18. 1N-3467 [1] CIRCUIT BREAKER AS (7.5 AMP)  
19. 7W-8888 C [1] RESISTOR AS  
   
    AVAILABLE REPAIR KIT(S):
  5N-7310 [1] KIT-REGULATOR HARDWARE  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP23000822
 

5N-9093: REGULATOR AS-VOLTAGE

5N-9093 REGULATOR AS-VOLTAGE
S/N 6AA575-1006; 6SA537-UP; 2ED420-UP; 3EF604-607
240-VOLT
PART OF 5N-5103, 5N-9481 REGULATOR AS-VOLTAGE
i00390570 SEBP2300
5N9093 REGULATOR AS-VOLTAGE Parts scheme
  For full view, you need register

Parts for your SR4 GENERATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5N-9092 [1] COVER  
2. 5N-9097 [1] BOARD AS (M1)  
3. 4W-6033 C [1] BOARD AS (M3)  
4. 5N-5019 [1] BOARD AS (M2)  
5. 5N-9090 [1] BRACKET  
6. 5N-7312 [1] CLIP  
  5N-9104 [1] RELAY (240-VOLT)  
7. 5N-9105 [1] BOARD AS (M5)  
8. 5N-5102 [1] BOARD AS (M4)  
9. 4W-1079 C [4] GUIDE-CARD  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP23000823
 

5N-9439: REGULATOR AS-VOLTAGE

5N-9439 REGULATOR AS-VOLTAGE
S/N 6MA709-883; 6NA798-1462; 5TD601-655
240-VOLT
PART OF 7C-1604, 7C-1608, 7C-3538 GENERATOR GP
i00391289 SEBP2300
5N9439 REGULATOR AS-VOLTAGE Parts scheme
  For full view, you need register

Parts for your SR4 GENERATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4W-5787 [1] TRANSFORMER AS  
2. 5N-5081 Y [1] REGULATOR AS-VOLTAGE  
3. 5N-9096 [1] CLAMP AS  
  5N-9100 [1] CAPACITOR  
4. 5N-9107 [2] RECTIFIER  
5. 5N-9101 [1] TRANSFORMER AS  
6. 6L-7008 [1] STRAP-CABLE  
7. 5N-9106 [1] HARNESS AS-PANEL (VOLTAGE REGULATOR)(1)  
8. 4W-6340 [1] PROTECTOR  
9. 5N-9095 [1] HOLDER-FUSE  
  3N-2050 [1] FUSE (15-AMPERE)  
10. 5N-3959 [1] FILM-IDENTIFICATION (VOLTAGE REGULATOR)  
11. 7L-2770 [1] RECTIFIER-BLOCK  
12. 6L-7004 [1] POTENTIOMETER (8-OHM, 25-WATT)(DROOP)  
12A. 6L-7004 [1] POTENTIOMETER (8-OHM, 25-WATT)(GAIN)  
13. 5N-9103 [1] POTENTIOMETER (VOLTAGE ADJUST)  
14. 5N-9102 [1] MARKER  
15. 5N-9099 [1] MARKER  
16. 5N-9094 [1] HARNESS AS-PANEL (VOLTAGE REGULATOR)(3)  
17. 5N-7314 [1] HARNESS AS-PANEL (VOLTAGE REGULATOR)(2)  
18. 7W-8888 [1] RESISTOR AS  
   
    AVAILABLE REPAIR KIT(S):
  5N-7310 [1] KIT-REGULATOR HARDWARE (VOLTAGE)  
    (INCLUDES RECEPTACLES, SCREWS, SPACERS, WASHERS, NUTS, RETAINERS, & JUMPER)
  Y   SEPARATE ILLUSTRATION
 

#SEBP23000824
 

5N-9478: REGULATOR AS-VOLTAGE

5N-9478 REGULATOR AS-VOLTAGE
S/N 6AA684-UP
600-VOLT. PERMANENT MAGNET
PART OF 7C-5094 GENERATOR GP
i00391363 SEBP2300
5N9478 REGULATOR AS-VOLTAGE Parts scheme
  For full view, you need register

Parts for your SR4 GENERATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4W-5788 [2] TRANSFORMER AS  
2. 5N-5081 Y [1] REGULATOR AS-VOLTAGE (PERMANENT MAGNET)  
3. 5N-9096 [1] CLAMP AS  
  5N-9100 [1] CAPACITOR  
4. 5N-9107 [2] RECTIFIER  
5. 5N-9101 [1] TRANSFORMER AS (PERM. MAGNET)  
6. 6L-7008 [1] STRAP-CABLE  
7. 5N-9106 [1] HARNESS AS-PANEL (VOLTAGE REGULATOR)(NO. 1)  
8. 4W-6340 [1] PROTECTOR  
9. 5N-9095 [1] HOLDER-FUSE  
  3N-2050 [1] FUSE (15-AMPERE)  
10. 5N-3959 [1] FILM-IDENTIFICATION (VOLTAGE REGULATOR)  
11. 7L-2770 [1] RECTIFIER-BLOCK  
12. 6L-7004 Y [2] POTENTIOMETER (8-OHM, 25-WATT)  
13. 5N-9103 [1] POTENTIOMETER  
14. 5N-9102 [1] MARKER  
15. 5N-9099 [1] MARKER  
16. 5N-9094 [1] HARNESS AS-PANEL (VOLTAGE REGULATOR)(NO. 3)  
17. 5N-7314 [1] HARNESS AS-PANEL (VOLTAGE REGULATOR)(NO. 2)  
18. 7W-8888 C [1] RESISTOR AS  
   
    AVAILABLE REPAIR KIT(S):
  5N-7310 [1] KIT-REGULATOR HARDWARE  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP23000825
 

5N-9481: REGULATOR AS-VOLTAGE

5N-9481 REGULATOR AS-VOLTAGE
S/N 6SA654-828
600-VOLT. SELF EXCITED
PART OF 7C-4121 GENERATOR GP
i00391365 SEBP2300
5N9481 REGULATOR AS-VOLTAGE Parts scheme
  For full view, you need register

Parts for your SR4 GENERATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4W-5788 [2] TRANSFORMER AS  
2. 5N-9093 Y [1] REGULATOR AS-VOLTAGE (SELF EXCITED)  
3. 5N-9096 [1] CLAMP AS  
  5N-9100 [1] CAPACITOR  
4. 5N-9107 [2] RECTIFIER  
5. 5N-7311 [1] TRANSFORMER AS (SELF EXCITED)  
6. 6L-7008 [1] STRAP-CABLE  
7. 5N-9106 [1] HARNESS AS-PANEL (VOLTAGE REGULATOR)(NO.1)  
8. 4W-6340 [1] PROTECTOR (THERMAL)  
9. 5N-9095 [1] HOLDER-FUSE  
  3N-2050 [1] FUSE (15-AMPERE)  
10. 5N-3959 [1] FILM-IDENTIFICATION (VOLTAGE REGULATOR)  
11. 7L-2770 [1] RECTIFIER-BLOCK  
12. 6L-7004 Y [2] POTENTIOMETER (8-OHM, 25-WATT)  
13. 5N-9103 [1] POTENTIOMETER  
14. 5N-9102 [1] MARKER (TERM)  
15. 5N-9099 [1] MARKER (TERM)  
16. 7W-5107 [1] HARNESS AS-PANEL (VOLTAGE REGULATOR)(NO.3)  
17. 7W-5106 [1] HARNESS AS-PANEL (VOLTAGE REGULATOR)(NO.2)  
18. 1N-3467 [1] CIRCUIT BREAKER AS (7.5AMP)  
19. 7W-8888 C [1] RESISTOR AS  
   
    AVAILABLE REPAIR KIT(S):
  5N-7310 [1] KIT-REGULATOR HARDWARE  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP23000826
 

7C-1600: REGULATOR AS-VOLTAGE

7C-1600 REGULATOR AS-VOLTAGE
S/N 6FA4597-4783; 6FA4785-4804; 6FA4806-4809; 6FA4811-4811; 6FA4813-4824; 6FA4834-4834
VR-3
PART OF 5N-5026, 5N-7308 GENERATOR GP
FIELD REPLACEMENT ORDER @@@@@ 9Y-8400@@@@@
i00399716 SEBP2300
7C1600 REGULATOR AS-VOLTAGE Parts scheme
  For full view, you need register

Parts for your SR4 GENERATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7C-3882 [1] FUSE (12-AMPERE)  
2. 7C-3583 [1] COVER-FUSE  
3. 2H-8533 [2] SCREW-MACHINE (10-32X0.25-IN)  
 

#SEBP23000827
 

7C-2662: REGULATOR AS-VOLTAGE

7C-2662 REGULATOR AS-VOLTAGE
S/N 6FA4814-UP; 6MA884-894; 6NA1463-1851
240-VOLT. VR3, PERMANENT MAGNET
PART OF 7C-1604, 7C-1608, 9Y-3876 GENERATOR GP
i00403715 SEBP2300
7C2662 REGULATOR AS-VOLTAGE Parts scheme
  For full view, you need register

Parts for your SR4 GENERATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4B-1242 [2] SCREW-MACHINE (12-24X0.375-IN)  
2. 8M-8468 [2] SEAL-O-RING  
3. 6V-8374 [16] SCREW-MACHINE (6-32X0.25-IN)  
4. 9Y-8420 [1] COVER (FUSE)  
5. 9S-8750 [4] NUT-FULL (1/4-20-THD)  
6. 4B-4674 [4] WASHER (6.4X14.5X1.6-MM THK)  
7. 7C-3887 [4] BOLT (1/4-20X4.5-IN)  
8. 7C-3890 [3] WASHER  
9. 9Y-8419 [2] FUSE (12-AMPERE)  
10. 9Y-6027 [3] FUSE-CERAMIC (10-AMPERE)  
11. 4P-9826 [1] BLOCK-FUSE  
 

#SEBP23000828
 

7C-2663: REGULATOR AS-VOLTAGE

7C-2663 REGULATOR AS-VOLTAGE
S/N 5UA2140-UP; 6AA1007-1768; 6PA1163-UP; 6SA944-UP; 2ED608-UP; 5TD601-UP; 8FD602-UP; 3EF604-UP; 8ZL128-UP; 2SM1-UP
480-VOLT. VR3, SELF EXCITED, SENSING
PART OF 109-7873, 4P-2238, 4P-2242, 6I-4857, 7C-1609, 7C-1611, 7C-1613, 7C-3541, 9Y-2934, 9Y-3872 GENERATOR GP
i00403723 SEBP2300
7C2663 REGULATOR AS-VOLTAGE Parts scheme
  For full view, you need register

Parts for your SR4 GENERATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8M-8468 [2] SEAL-O-RING  
2. 6V-8374 [16] SCREW-MACHINE (6-32X0.25-IN)  
3. 9Y-8420 [1] COVER (FUSE)  
4. 9S-8750 [4] NUT-FULL (1/4-20-THD)  
5. 4B-4674 [4] WASHER (6.4X14.5X1.6-MM THK)  
6. 7C-3887 [4] BOLT (1/4-20X4.5-IN)  
7. 4B-1242 [2] SCREW-MACHINE (12-24X0.375-IN)  
8. 9Y-8419 [2] FUSE (12-AMPERE)  
9. 4P-9826 [1] BLOCK-FUSE  
 

#SEBP23000829
 

7C-3507: REGULATOR AS-VOLTAGE

7C-3507 REGULATOR AS-VOLTAGE
S/N 6AA1063-1063; 6NA1709-2217; 2ED430-659; 8FD602-613
120-VOLT. VR3, PERMANENT MAGNET
PART OF 7C-2624, 7C-2625, 7C-2627, 7C-3266 GENERATOR AR
i00405162 SEBP2300
7C3507 REGULATOR AS-VOLTAGE Parts scheme
  For full view, you need register

Parts for your SR4 GENERATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2H-8533 [2] SCREW-MACHINE (10-32X0.25-IN)  
2. 8M-8468 [2] SEAL-O-RING  
3. 6V-8374 [16] SCREW-MACHINE (6-32X0.25-IN)  
4. 9Y-8420 [1] COVER (FUSE)  
5. 9S-8750 [4] NUT-FULL (1/4-20-THD)  
6. 4B-4674 [4] WASHER (6.4X14.5X1.6-MM THK)  
7. 7C-3887 [4] BOLT (1/4-20X4.5-IN)  
8. 7C-3890 [4] WASHER  
9. 9Y-8419 [2] FUSE (12-AMPERE)  
10. 9Y-6027 [3] FUSE-CERAMIC (10-AMPERE)  
 

Information:

Engine News
New Voltage Regulators Used On SR-4 Generators
1987/03/01
New Voltage Regulator Is Available
1993/08/01
Caterpillar Digital Voltage Regulator (CDVR) Is Now Being Used {4467}
2004/03/01
A Conversion Kit is Now Available to Convert a Digital Voltage Regulator (DVR) to a Caterpillar Digital Voltage Regulator (CDVR) {4467}
2008/09/29
Special Instruction
Installing the VR3 Voltage Regulator On SR4 Generators{4467}
Installing the VR3 Voltage Regulator On SR4 Generators{4467}
Replacement of 7C2662, 7C2664 or 7C3507 VR3 Voltage Regulators{4467}
Replacement of 7C2662, 7C2664 or 7C3507 VR3 Voltage Regulators{4467}
Installation Instructions for the New Caterpillar Digital Voltage Regulator (CDVR) In Field Retrofit Applications{4467}
Installation Instructions for the New Caterpillar Digital Voltage Regulator (CDVR) In Field Retrofit Applications{4467}
Technical Information Bulletin
Loose Connections on Voltage Regulators Can Lead to Above Normal Voltage Output and Regulator Failure
Loose Connections on Voltage Regulators Can Lead to Above Normal Voltage Output and Regulator Failure
Specifications
Dimensions
Digital Voltage Regulator
Electrical
Digital Voltage Regulator
Electrical
Cat® Digital Voltage Regulator
Dimensions
Cat® Digital Voltage Regulator
Systems Operation
Customer Options
Digital Voltage Regulator
Display and Keypad
Digital Voltage Regulator
Fault Classifications
Digital Voltage Regulator
Fault Codes
Digital Voltage Regulator
General Information
Digital Voltage Regulator
Loading and Stopping Profile
Digital Voltage Regulator
Parameters
Digital Voltage Regulator
Remote Communication
Digital Voltage Regulator
Startup Profile Function
Digital Voltage Regulator
KVAR Regulation
Digital Voltage Regulator
Power Factor Regulation
Digital Voltage Regulator
Voltage Regulation
Digital Voltage Regulator
Line Loss Compensation
Digital Voltage Regulator
Reactive Voltage Droop
Digital Voltage Regulator
Cross Current Compensation
Digital Voltage Regulator
VR3F Voltage Regulator Connections (SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Digital Voltage Regulator Connections (All Except SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
VR3F Voltage Regulator Connections (All Except SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
VR3 Voltage Regulator Connections (SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Digital Voltage Regulator Connections (SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
VR4 Voltage Regulator Connections (All Except SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
VR3 Voltage Regulator Connections (All Except SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Selection Guide for Voltage Regulator (All Except SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
Selection Guide for Voltage Regulator (SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options
General Information
Cat® Digital Voltage Regulator
Startup Profile Function
Cat® Digital Voltage Regulator
Loading and Stopping Profile
Cat® Digital Voltage Regulator
Voltage Regulation
Cat® Digital Voltage Regulator
Line Loss Compensation
Cat® Digital Voltage Regulator
Reactive Voltage Droop
Cat® Digital Voltage Regulator
Cross Current Compensation
Cat® Digital Voltage Regulator
KVAR Regulation
Cat® Digital Voltage Regulator
Power Factor Regulation
Cat® Digital Voltage Regulator
Parameters
Cat® Digital Voltage Regulator
Remote Communication
Cat® Digital Voltage Regulator
Voltage Control
Electric Power Generation Principles
Group Support Level
Cat® Digital Voltage Regulator
Features
Product Link For Generator Sets
Parameters
Product Link For Generator Sets
Testing and Adjusting
Fault Handling for Earlier Digital Voltage Regulators
Digital Voltage Regulator
Fault Handling
Digital Voltage Regulator
General Information
Digital Voltage Regulator
Parameter Viewing and Configuring Procedure
Digital Voltage Regulator
Service Tools
Cat® Digital Voltage Regulator
Startup Procedure
Cat® Digital Voltage Regulator
High Voltage - Troubleshoot
Digital Voltage Regulator
Improper PF Regulation or KVAR Regulation - Troubleshoot
Digital Voltage Regulator
Inaccurate Display - Troubleshoot
Digital Voltage Regulator
Loss of Frequency Shutdown - Troubleshoot
Digital Voltage Regulator
Low Voltage - Troubleshoot
Digital Voltage Regulator
No Voltage - Troubleshoot
Digital Voltage Regulator
Reverse VAR Condition - Troubleshoot
Digital Voltage Regulator
Unstable Voltage - Troubleshoot
Digital Voltage Regulator
Watchdog Alarm - Troubleshoot
Digital Voltage Regulator
Troubleshooting
Digital Voltage Regulator
Wiring Diagrams
Digital Voltage Regulator
Instantaneous Trip Shutdown - Troubleshoot
Digital Voltage Regulator
General Information
Cat® Digital Voltage Regulator
Wiring Diagrams
Cat® Digital Voltage Regulator
Troubleshooting
Cat® Digital Voltage Regulator
No Voltage - Troubleshoot
Cat® Digital Voltage Regulator
Low Voltage - Troubleshoot
Cat® Digital Voltage Regulator
High Voltage - Troubleshoot
Cat® Digital Voltage Regulator
Unstable Voltage - Troubleshoot
Cat® Digital Voltage Regulator
No Voltage Droop - Troubleshoot
Cat® Digital Voltage Regulator
No Line Loss Compensation - Troubleshoot
Cat® Digital Voltage Regulator
Poor Voltage Regulation - Troubleshoot
Cat® Digital Voltage Regulator
Parameter Viewing and Configuration (Caterpillar Electronic Technician)
Cat® Digital Voltage Regulator
Parameter Viewing and Configuration (Caterpillar PC Software)
Cat® Digital Voltage Regulator
Gain Setting - Adjust
Cat® Digital Voltage Regulator
Reverse VAR Condition - Troubleshoot
Cat® Digital Voltage Regulator
Generator Overcurrent - Troubleshoot
Cat® Digital Voltage Regulator
Startup Procedure
Digital Voltage Regulator
Earlier CDVR Dissimilarities
Cat® Digital Voltage Regulator
Service Magazine
Improved Procedure Can Be Used To Adjust Voltage Gain{4467}
1980/06/02
Use Care When Installing Circuit Boards In Regulators{4467}
1984/11/19
New Voltage Regulators Used On SR-4 Generators{4450}
1987/03/16
Fabricated Tester For Regulator-Exciter Control Assemblies Used On SR-4 And SRCR Generators{0652,4451,4452,4454,4467}
1979/11/26
Possible Overvoltage Conditions From Output Of VR3 Voltage Regulator {4467,4474}
1990/03/19
Special Instruction For Installing VR3 Voltage Regulator On SR4 Generators Now Available {4450}
1993/01/25
New Voltage Regulator Is Available{4467}
1993/08/09

Caterpillar Parts SIS Catalog SR4 :

REGULATOR AS-VOLTAGE
5N-5081 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
4W-5271 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
4W-3879 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
3N-7755 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
314-7755 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
235-5725 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
202-8634 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
155-3835 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
5N-5103 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
5N-9093 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
5N-9439 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
5N-9478 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
5N-9481 REGULATOR AS-VOLTAGE
REGULATOR AS-VOLTAGE
7C-1600 REGULATOR AS-VOLTAGE
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7C-2662 REGULATOR AS-VOLTAGE
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7C-2663 REGULATOR AS-VOLTAGE

Truck sale:

Caterpillar SR4, Construction
66,650 
Caterpillar SR4, Construction
- mobile generator sets
N C MACHINERY CO.
CATERPILLAR SR4 2014
 
CATERPILLAR SR4 2014
- MOBILE GENERATOR SETS
N C MACHINERY
- Billings - United States
CATERPILLAR SR4 1900
 
CATERPILLAR SR4 1900
- OTHER
EMPIRE MACHINERY CO
1725 South Country Club Drive - Mesa -
2000 CAT SR4
Call 
2000 CAT SR4

Miller Heavy Equipment
Medley, Florida
1990 CAT SR4
USD $39,500 
1990 CAT SR4

Ryals Machinery Company Inc.
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The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.