4W3878 ROTOR ASSEMBLY GENERATOR SERIAL NO. 6PA625-UP PART OF 5N7248 & 5N7249 GENERATORS 3508 GEN SET ENGINE

GENERATORS

GENERATOR GP

0. 4W-3878 ROTOR AS
1. 4W-3887 ROTOR AS
2. 4W-3887 ROTOR AS

BASIC ENGINE

COUPLING GP

3. 8N-7152 COUPLING G
4. 5N-2912 COUPLING G

GENERATORS

MISCELLANEOUS INFORMATION

5. 5N-0591 CONTROL GP

LIFTING GP-GENERATOR

6. 1W-9492 COVER GP-L

CONNECTION GP

7. 4W-3727 CONNECTION

SERVICE EQUIPMENT AND SUPPLIES

TOOLS

8. 9S-7977 TOOL GP-HA

GASKET & SEAL KITS

9. GASKET KIT
0. INFORMATION

GEN SET ENGINE 3508 GEN SET ENGINE 23Z
3508 GENERATOR SET ENGINE 23Z00001-01022 SEBP1360 3508 23Z (1981)

GENERATORS

GENERATOR GP

4W-1949 ROTOR AS

4W-3878 ROTOR AS

4W-3887 ROTOR AS

#SEBP13601030

4W-3878: ROTOR AS

ROTOR AS

4W3878 ROTOR ASSEMBLY
GENERATOR SERIAL NO. 6PA625-UP
PART OF 5N7248 & 5N7249 GENERATORS

c333733 SEBP1360

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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6V-0410	[1]	BALL BEARING
2.	1N-5410	[1]	RING-RETAINING
3.	2N-2114 C	[24]	STRAP-LOCKING
4.	1B-2886 C	[24]	BOLT
5.	2N-2113 C	[24]	SUPPORT-COIL
6.	2N-7981 C	[1]	FAN AS
7.	2N-7736	[1]	SCREW

			THE FOLLOWING REPAIR
			KIT IS AVAILABLE:
	7W-1991 C	[1]	KIT-LEAD ROTOR AS
	C		CHANGE FROM PREVIOUS TYPE

#SEBP13601031

4W-3887: ROTOR AS

ROTOR AS

4W3887 ROTOR ASSEMBLY
GENERATOR SERIAL NO. 6PA1 TO 6PA624 INCLUSIVE
PART OF 5N7250 & 5N7251 GENERATORS

c311340 SEBP1360

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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6L-7008	[4]	STRAP-CABLE
2.	5M-5845	[4]	SCREW
3.	9B-7233	[4]	LOCKWASHER
4.	5N-0382	[1]	RING-RETAINING
5.	2N-7736	[1]	SCREW
6.	5N-0625	[8]	RETAINER-COIL
7.	1D-4572	[16]	BOLT
8.	1N-5369	[8]	STRAP-LOCKING
9.	5N-0383	[1]	RING-RETAINING
10.	5N-0640	[1]	HUB-GENERATOR COUPLING
11.	6V-0410	[1]	BALL BEARING
12.	1N-5410	[1]	RING-RETAINING
13.	2N-2113	[16]	SUPPORT-COIL
14.	2N-2114	[16]	STRAP-LOCKING
15.	1B-2886	[16]	BOLT

#SEBP13601032

4W-3887: ROTOR AS

ROTOR AS

4W3887 ROTOR ASSEMBLY
GENERATOR SERIAL NO. 6PA625-UP
PART OF 5N7250 & 5N7251 GENERATORS

c333653 SEBP1360

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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6V-0410	[1]	BALL BEARING
2.	1N-5410	[1]	RING-RETAINING
3.	2N-2114 C	[24]	STRAP-LOCKING
4.	1B-2886 C	[24]	BOLT
5.	2N-2113 C	[24]	SUPPORT-COIL
6.	2N-7981 C	[1]	FAN AS
7.	2N-7736	[1]	SCREW

			THE FOLLOWING REPAIR
			KIT IS AVAILABLE:
	7W-1991 C	[1]	KIT-LEAD ROTOR AS
	C		CHANGE FROM PREVIOUS TYPE

#SEBP13601033

8N-7152: COUPLING GP-GENERATOR

COUPLING GP-GENERATOR

8N7152 GENERATOR COUPLING GROUP
AN ATTACHMENT

c326681 SEBP1360

8N7152 COUPLING GP-GENERATOR Parts scheme

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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5N-4478	[1]	PLATE AS
2.	1D-4585	[12]	BOLT
	5P-8247	[12]	WASHER-HARD
3.	8S-9093 C	[8]	BOLT
	5P-8250	[8]	WASHER
4.	5N-4479 BC	[3]	SHIM .80MM(.031IN)THK
	B		USE AS REQUIRED
	C		CHANGE FROM PREVIOUS TYPE

#SEBP13601034

5N-2912: COUPLING GP-GENERATOR

COUPLING GP-GENERATOR

5N912 GENERATOR COUPLING GROUP
PART OF 5N1681 GENERATOR INSTALLATION ARRANGEMENT LISTED ON PAGE 293
AN ATTACHMENT

c224793 SEBP1360

5N2912 COUPLING GP-GENERATOR Parts scheme

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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1D-4635	[8]	BOLT
	5P-8250	[8]	WASHER
2.	5N-2913	[4]	SHIM
3.	5N-2916	[1]	PLATE ASSEM.
4.	1D-4585	[12]	BOLT
	5P-8247	[12]	WASHER

#SEBP13601035

5N-0591: CONTROL GP-ELECTRONIC

CONTROL GP-ELECTRONIC

5N0591 ELECTRONICS CONTROL GROUP-MANUAL VOLTAGE-LARGE SR4
FOR USE WITH 5N0561,5N0562,5N0565 & 5N0566 GENERATORS
AN ATTACHMENT

c345831 SEBP1360

5N0591 CONTROL GP-ELECTRONIC Parts scheme

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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5N-0605	[1]	PLATE-SWITCH
2.	5N-0603	[1]	VARISTOR AS
3.	5N-0610	[1]	FUSE (12 AMP)
4.	5N-0612	[1]	SWITCH (WIPER ARM)
5.	5N-0606	[1]	HARNESS-WIRING
6.	5N-0613	[1]	TRANSFORMER (VARIABLE)
7.	5N-9107 C	[1]	RECTIFIER
8.	5N-9095 C	[1]	HOLDER-FUSE
9.	C	[1]	HARNESS AS (WIRING)
	C		CHANGE FROM PREVIOUS TYPE

#SEBP13601036

1W-9492: COVER GP-LIFT EYE PROTECTION

COVER GP-LIFT EYE PROTECTION

1W9492 PROTECTIVE LIFT COVER GROUP
PROVIDES A COVER FOR THE LIFTING EYE NEAREST THE FLYWHEEL END OF THE
GENERATOR SET ENGINE
AN ATTACHMENT

c326669 SEBP1360

1W9492 COVER GP-LIFT EYE PROTECTION Parts scheme

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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3N-8593 C	[2]	COVER-EYE
2.	5F-4475 C	[2]	BOLT
3.	3F-7674 C	[2]	NUT-SELF LOCKING
	C		CHANGE FROM PREVIOUS TYPE

#SEBP13601037

4W-3727: CONNECTION GP-GENERATOR LEADS

CONNECTION GP-GENERATOR LEADS

4W3727 GENERATOR LEADS CONNECTION GROUP
GENERATOR SERIAL NO. 5UA1-UP & 6MA1-UP
AN ATTACHMENT

c580910 SEBP1360

4W3727 CONNECTION GP-GENERATOR LEADS Parts scheme

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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5S-7383 B	[16]	BOLT
2.	5P-1075 B	[38]	WASHER-HARD
3.	8L-7395 B	[19]	NUT-FULL
4.	7K-1181 B	[24]	STRAP-CABLE
5.	4L-9337 B	[3]	BOLT
	B		USE AS REQUIRED

#SEBP13601038

9S-7977: TOOL GP-HAND

TOOL GP-HAND

9S7977 HAND TOOL GROUP
8F9866 GREASE GUN PARTS ARE SHOWN ON PAGE 323
AN ATTACHMENT

c201200 SEBP1360

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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name	Comments
	8F-9866 Y		GREASE GUN (Lever)
			(See Separate Illustration)
	9S-1738		SCREWDRIVER NO. 2 PHILLIPS
	1F-1157		SCREWDRIVER
	5S-9567		EXTENSION
	5S-9566		WRENCH
	2P-8250		STRAP WRENCH ASSEM.
	8H-8581		GAUGE (Feeler)
	5F-4764		PRY BAR
	5S-9568		SOCKET
	5S-9569		SOCKET
	5P-1763 C		SOCKET
	8H-8503		WRENCH (5/16" Opening)
	8H-8505		WRENCH (3/8" Opening)
	8H-8513		WRENCH (7/8" Opening)
	8H-8508		WRENCH (9/16" Opening)
	8H-8509		WRENCH (5/8" Opening)
	8H-8511		WRENCH (3/4" Opening)
	8H-8515		WRENCH (1" Opening)
	8H-8549		SOCKET (9/16" Opening)
	8H-8554		SOCKET ( 7/8" Opening)
	8H-8555		SOCKET (15/16" Opening)
	8H-8556		SOCKET ( 1" Opening)
	9S-1730		SOCKET (11/8" Opening)
	C		INDICATES CHANGE
	Y		SEPARATE ILLUSTRATION

#SEBP13601039

GASKET KITS

SEBP13601039 SEBP1360

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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name	Comments
			GASKET KITS
	6V-5498		VALVE GRINDING
	6V-5950		VALVE GRINDING-SINGLE HEAD
			7N8703 ARRANGEMENT
	6V-5944		VALVE GRINDING-SINGLE HEAD-
			7N8701 ARRANGEMENT
	6V-5946		CENTRAL AND LOWER STRUCTURE
	6V-3774		SINGLE CYLINDER LINER
	6V-5503		FRONT STRUCTURE
	6V-3777		REAR STRUCTURE
	6V-5951		MANIFOLD-7N8703 ARRANGEMENT
	6V-5499		MANIFOLD-7N8701 ARRANGEMENT
	6V-3783		EXPANSION TANK
	6V-5954		WATER PUMP-7N8703 ARRANGEMENT
	6V-5901		WATER PUMP-7N8701 ARRANGEMENT
	6V-5955		WATER LINES-7N8703 ARRANGEMENT
	6V-5902		WATER LINES-7N8701 ARRANGEMENT
	6V-5953		AFTERCOOLER AND LINES-7N8703 ARRANGEMENT
	6V-5945		AFTERCOOLER AND LINES-7N8701 ARRANGEMENT
	6V-5952		TURBOCHARGER MOUNTING-7N8703 ARRANGEMENT
	6V-3769		TURBOCHARGER MOUNTING-7N8701 ARRANGEMENT
	6V-5948		FUEL SYSTEM
	6V-5949		OIL COOLER AND LINES
	6V-5947		OIL PUMP

Information:

GENERATORS

GENERATOR GP

General Service Information

Identification
SR4 GENERATOR MOUNTED CONTROL PANEL

Abbreviations & Symbols
SR4 GENERATOR MOUNTED CONTROL PANEL

How To Read Control Panel DC Schematics
SR4 GENERATOR MOUNTED CONTROL PANEL

Components
SR4 GENERATOR MOUNTED CONTROL PANEL

Introduction
SR4 GENERATOR MOUNTED CONTROL PANEL

Automatic Start/Stop Control Panel
SR4 GENERATOR MOUNTED CONTROL PANEL

Manual Start/Stop Control Panel
SR4 GENERATOR MOUNTED CONTROL PANEL

Operation
FLOOR-STANDING SWITCHGEAR

Automatic Start-Stop
FLOOR-STANDING SWITCHGEAR

Alternating Current Components Troubleshooting
FLOOR-STANDING SWITCHGEAR

Automatic Start-Stop Troubleshooting
FLOOR-STANDING SWITCHGEAR

Engine News

Remove Shackle Assembly When The Generator Is Put Into Operation
1984/04/11

How To Recognize And Reduce The Effect Of Moisture On SR4 Generator Windings
1984/05/16

Meter Panel Cover Folds Down Completely
1985/11/01

5N563 Self-Excited SR4 Generators Use Different Type Regulator And A Power Autotransformer
1986/02/01

Troubleshooting Solid State Suppressors
1986/04/01

Bearing Information For SR4 Generators
1986/09/01

Generator Sets Wired For Use With Customer-Supplied Switch Gear; Do Not Run Without Switchgear
1987/01/01

Guidebook For Caterpillar Inspection And Maintenance Program For Standby Generator Sets
1987/02/01

Two New Self-Powered Digital Tachometers And Signal Generator Available
1987/05/01

Alternator/Generator Output Test On The Engine
1987/05/01

New Heat Sinks Have Solid Diode Wires
1988/09/01

Corrections For Systems Operation, Troubleshooting, And Specifications For 2301 Electric Governors For Generator Set And Industrial Engines, SENR2928-01
1991/05/01

Procedure To Set Voltage Droop On SR 4 Generators With VR3 Voltage Regulators Using Resistive Load Bank
1991/05/01

Space Heater Now Included As Standard Equipment On All Generators{4450}
1994/12/01

Changes To EMCP I Control Panel{4450}
1996/11/01

Two Bearing Close Coupled Gensets Experience A Noise In The Coupling During Engine Shut Down {4456}
1998/11/01

Use 152-7143 Cable Assembly For Flash-Programming Generator Status Control Module{4450}
1999/02/01

Re-Alignment Warning Tag On All 3500 Generator Sets Reminds Of Alignment Required At Installation{1021}
1999/04/01

Updated 133-6350 EMCP II Generator Set Control Group Corrects Hourmeter Programming and Spare Fault Operation{4490}
1999/04/01

Change of Mounting Location for the Middle Vibration Isolator on All 3508 Generator Set Packages {1021}
2000/12/01

A List Of Contacts For Caterpillar Product Support Is Available {1000, 4450, 7000}
2002/04/01

Proper Application and Operation of Generator Set Will Increase Varistor Life and Will Minimize Generator Set Repair Costs and Down Time {4466}
2003/10/01

Heavy Duty Ring Terminals Are Now Being Used on High Voltage Generators {7553}
2005/11/07

New Rectifiers Are Now Available {4465, 4472}
2006/12/18

Operation and Maintenance Manual

Insulation - Test
SR4 HV and SR4B HV Generators

Rotating Rectifier - Test
SR4 HV and SR4B HV Generators

Varistor - Test
SR4 HV and SR4B HV Generators

Winding - Test
SR4 HV and SR4B HV Generators

Bearing Temperature - Measure/Record
SR4 HV and SR4B HV Generators

Stator Winding Temperature - Measure/Record
SR4 HV and SR4B HV Generators

Bearing (Spherical Roller) - Lubricate
SR500 Generators

Insulation - Test
SR500 Generators

Rotating Rectifier - Check
SR4 HV and SR4B HV Generators

Stator Winding Temperature - Measure/Record
SR500 Generators

Bearing Temperature - Measure/Record
SR500 Generators

Rotating Rectifier - Test
SR500 Generators

Varistor - Test
SR500 Generators

Winding - Test
SR500 Generators

Bearing (Ball) - Lubricate - Generator
SR500 Generators

Rotating Rectifier - Test
SR500 Generators

Bearing - Lubricate
SR4 HV and SR4B HV Generators

Bearing - Inspect
SR4 HV and SR4B HV Generators

Bearing - Replace
SR4 HV and SR4B HV Generators

Special Instruction

Generator Set Start-up Checklist{1021, 1404, 7002}
Generator Set Start-up Checklist{1021, 1404, 7002}

Instructions For EMCP II+ Field Retrofit Onto EMCP II Equipped Generator Sets{7490, 7451}
Instructions For EMCP II+ Field Retrofit Onto EMCP II Equipped Generator Sets{7490, 7451}

Alignment of Two Bearing Generators{4450}
Alignment of Two Bearing Generators{4450}

Replacement Of 5N1848, 5N1849 And 5N1850 A1 Module Regulator Assemblies{4467}
Replacement Of 5N1848, 5N1849 And 5N1850 A1 Module Regulator Assemblies{4467}

Use of 8T5200 Signal Generator/Counter Group{0778, 0783, 0785}
Use of 8T5200 Signal Generator/Counter Group{0778, 0783, 0785}

Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}

Alignment of Single-Bearing Generators {4471}
Alignment of Single-Bearing Generators {4471}

Alignment Of The Close Coupled Two-Bearing Generators {4450}
Alignment Of The Close Coupled Two-Bearing Generators {4450}

Replacement of the Generator Information Plate{7405}
Replacement of the Generator Information Plate{7405}

Grounding Design Guide for Electric Power Generation Products {4450, 4459}
Grounding Design Guide for Electric Power Generation Products {4450, 4459}

Winding Insulation Maintenance and Cleaning and Drying of the Generators {4450}
Winding Insulation Maintenance and Cleaning and Drying of the Generators {4450}

Generator Bearing Service {4457}
Generator Bearing Service {4457}

Service Letter-NACD

PRODUCT IMPROVEMENT PROGRAM FOR REMOVING 110-4422 AND 110-4424 RECTIFIERS, 4P-6009 VARISTORS, AND ASSOCIATED HEAT SINK ASSEMBLIES FROM DEALER INVENTORY
PRODUCT IMPROVEMENT PROGRAM FOR REMOVING 110-4422 AND 110-4424 RECTIFIERS, 4P-6009 VARISTORS, AND ASSOCIATED HEAT SINK ASSEMBLIES FROM DEALER INVENTORY

Product Support Program For Reworking The Customer Communication Module (CCM) On Certain Generator Sets And G3600 Industrial Engines
Product Support Program For Reworking The Customer Communication Module (CCM) On Certain Generator Sets And G3600 Industrial Engines

Product Improvement Program For Replacing The Isolation Transformer On Certain 3508, 3512, And 3516 Engines Powering SR4B Generators
Product Improvement Program For Replacing The Isolation Transformer On Certain 3508, 3512, And 3516 Engines Powering SR4B Generators

Product Support Program For Addressing Generator Shaft Current On Certain 3508, 3508b, 3512, 3512B, 3516 And G3516 And SR4B Engine Generator Sets
Product Support Program For Addressing Generator Shaft Current On Certain 3508, 3508b, 3512, 3512B, 3516 And G3516 And SR4B Engine Generator Sets

Product Support Program For Installing A New Voltage Regulator In Certain Engine Generator Sets
Product Support Program For Installing A New Voltage Regulator In Certain Engine Generator Sets

Service Letter-Australia

Product Support Program For Installing A New Voltage Regulator In Certain Engine Generator Sets
Product Support Program For Installing A New Voltage Regulator In Certain Engine Generator Sets

Service Letter-CFEL

Product Support Program For Installing A New Voltage Regulator In Certain Engine Generator Sets
Product Support Program For Installing A New Voltage Regulator In Certain Engine Generator Sets

Service Letter-CSARL

Product Support Program For Installing A New Voltage Regulator In Certain Engine Generator Sets
Product Support Program For Installing A New Voltage Regulator In Certain Engine Generator Sets

Service Letter-Americas

Product Support Program For Installing A New Voltage Regulator In Certain Engine Generator Sets
Product Support Program For Installing A New Voltage Regulator In Certain Engine Generator Sets

Service Letter-Brazil

Technical Information Bulletin

Reported Failures Of 110-4422 Rectifiers And 110-4424 Rectifiers On 3500-Series Generator Sets
Reported Failures Of 110-4422 Rectifiers And 110-4424 Rectifiers On 3500-Series Generator Sets

Service Letter-China

Product Support Program For Installing A New Voltage Regulator In Certain Engine Generator Sets
Product Support Program For Installing A New Voltage Regulator In Certain Engine Generator Sets

Service Letter-Asia

Product Support Program For Installing A New Voltage Regulator In Certain Engine Generator Sets
Product Support Program For Installing A New Voltage Regulator In Certain Engine Generator Sets

Systems Operation

Systems Operation
SR4 GENERATOR (THREE PHASE FULL WAVE EXCITATION & REGULATION

Systems Operation
ELECTRONIC MODULAR CONTROL PANEL (EMCP)

Systems Operation
SR4 GENERATOR

Generator Operation
SR4B Generators

General Information
SR4B Generators

Component Descriptions
SR4B Generators

Glossary
SR4B Generators

Main Revolving Field Connections (All Except SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options

Options (All Except SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options

Main Revolving Field Connections (SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options

Options (SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options

General Information (All Except SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options

General Information (SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options

Generator Wiring Diagrams (SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options

Main Stator and Voltage Sensing Lead Connections (All Except SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options

Main Stator and Voltage Sensing Lead Connections (SR4B for 3500 Engines)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options

Oil Field Generator Connections (SR4)
Connection Diagrams: SR4 and SR4B Generators, Voltage Regulators, Options

Glossary
SR4 Generator with VR3 or VR4 Voltage Regulator

General Information
SR4 Generator with VR3 or VR4 Voltage Regulator

Component Descriptions
SR4 Generator with VR3 or VR4 Voltage Regulator

Generator Operation
SR4 Generator with VR3 or VR4 Voltage Regulator

Service Letter-APD

Product Support Program For Installing A New Voltage Regulator In Certain Engine Generator Sets
Product Support Program For Installing A New Voltage Regulator In Certain Engine Generator Sets

Testing and Adjusting

Testing And Adjusting
SR4 GENERATOR (THREE PHASE FULL WAVE EXCITATION & REGULATION

Testing And Adjusting
ELECTRONIC MODULAR CONTROL PANEL (EMCP)

Testing And Adjusting
SR4 GENERATOR

General Information
SR4B Generators

Troubleshooting
SR4B Generators

Generator Set - Test
SR4B Generators

Varistor - Test
SR4B Generators

Rotating Rectifier - Test
SR4B Generators

Winding - Test
SR4 Generator with VR3 or VR4 Voltage Regulator

Resistor - Test
SR4 Generator with VR3 or VR4 Voltage Regulator

Exciter Field - Flash
SR4B Generators

Generator - Dry
SR4B Generators

Insulation - Test
SR4B Generators

General Information
SR4 Generator with VR3 or VR4 Voltage Regulator

Troubleshooting
SR4 Generator with VR3 or VR4 Voltage Regulator

Rotating Rectifier - Test
SR4 Generator with VR3 or VR4 Voltage Regulator

Disassembly and Assembly

Generator
SR4 GENERATOR (THREE PHASE FULL WAVE EXCITATION & REGULATION

Rotor Assembly
SR4 GENERATOR (THREE PHASE FULL WAVE EXCITATION & REGULATION

Generator Bearing
SR4 GENERATOR (THREE PHASE FULL WAVE EXCITATION & REGULATION

Main Exciter Field
SR4 GENERATOR (THREE PHASE FULL WAVE EXCITATION & REGULATION

Bridge Rectifier And Exciter Armature
SR4 GENERATOR (THREE PHASE FULL WAVE EXCITATION & REGULATION

Permanent Magnet And Stator
SR4 GENERATOR (THREE PHASE FULL WAVE EXCITATION & REGULATION

Regulator Assembly
SR4 GENERATOR (THREE PHASE FULL WAVE EXCITATION & REGULATION

Control Panel
SR4 GENERATOR

Generator Bearing<BR> (Outside Bearing Type RFA)
SR4 GENERATOR

Generator Bearing (Inside Bearing Type RFA)
SR4 GENERATOR

Generator Removal
SR4 GENERATOR

Alignment Of Single-Bearing Generators<BR> (Typical)
SR4 GENERATOR

Rotor Assembly
SR4 GENERATOR

Stator Assembly
SR4 GENERATOR

Coupling - Install
SR4 Generator with VR3 or VR4 Voltage Regulator

Coupling - Remove
SR4 Generator with VR3 or VR4 Voltage Regulator

Bearing - Remove and Install
SR4B Generators

Rotor - Remove and Install
SR4B Generators

Generator - Align
SR4B Generators

Generator - Install
SR4B Generators

Generator - Remove
SR4B Generators

Exciter - Remove and Install
SR4B Generators

Bearing - Remove and Install
SR4 Generator with VR3 or VR4 Voltage Regulator

Exciter - Remove and Install
SR4 Generator with VR3 or VR4 Voltage Regulator

Generator - Remove
SR4 Generator with VR3 or VR4 Voltage Regulator

Generator - Install
SR4 Generator with VR3 or VR4 Voltage Regulator

Generator - Align
SR4 Generator with VR3 or VR4 Voltage Regulator

Rotor - Remove and Install
SR4 Generator with VR3 or VR4 Voltage Regulator

Coupling - Remove
SR4 Generator with VR3 or VR4 Voltage Regulator

Service Magazine

New Regulator And Field Coil Assemblies Used{1410,1405}
1981/11/23

Remove Shackle Assembly When The Generator Is Put Into Operation{7002,4450}
1984/03/12

How To Recognize And Reduce The Effect Of Moisture On SR4 Generator Windings{4450,4453,4454}
1984/04/16

5N563 Self-Excited SR4 Generators Use Different Type Regulator And A Power Autotransformer{4450}
1986/02/03

Incorrect Connection Of Battery Charger Can Open Circuit Breaker And Damage Woodward 2301 Governor Control{1400,1401,4450}
1986/03/24

Troubleshooting Solid State Suppressors{4467,4466,4450}
1986/04/07

Change Wiring To Prevent Low Oil Pressure Shutdown Immediately After Start-Up {4450}
1986/07/28

Bearing Information For SR4 Generators{4471}
1986/09/01

Generator Sets Wired For Use With Customer-Supplied Switch Gear; Do Not Run Without Switch Gear{7002,7400}
1987/01/19

Guidebook For Caterpillar Inspection And Maintenance Program For Standby Generator Sets{0354,0370,0372}
1987/02/16

Alternator/Generator Output Test On The Engine{1401,1404,1405,1406}
1987/05/04

Two New Self-Powered Digital Tachometers And Signal Generator Available {7462}
1987/05/11

New Heat Sinks Have Solid Diode Wires{4472}
1988/09/19

Worldwide Service Directories Available For Marine, Petroleum, Power Generation Products{0354,0370,0374,0375,1022,4450}
1989/08/14

Special Instruction Available With Replacement Information For 7C2662, 7C2664 Or 7C3507 VR3 Voltage Regulators{4467}
1990/02/19

Procedure To Set Voltage Droop On SR 4 Generators With VR3 Voltage Regulators Using Resistive Load Bank{4475,4467}
1991/04/22

Corrections For Systems Operation, Troubleshooting, And Specifications For 2301 Electric Governors For Generator Set And Industrial Engines, SENR2928-01{1289}
1991/04/22

New Engine Control Module For EMCP Now Available{4450,4490}
1992/07/27

Double Shielded Bearings Released {4471}
1993/12/27

Re-Alignment Warning Tag On All 3500 Generator Sets Reminds Of Alignment Required At Installation {1021}
1998/06/29

Updated 133-6350 EMCP II Generator Set Control Group Corrects Hourmeter Programming And Spare Fault Operation {4490}
1998/11/23

A List Of Contacts For Caterpillar Product Support Is Available {1000, 4450, 7000}
2002/03/25

Caterpillar Parts SIS Catalog 3508 :

8N-7152 COUPLING GP-GENERATOR

5N-2912 COUPLING GP-GENERATOR

5N-0591 CONTROL GP-ELECTRONIC

1W-9492 COVER GP-LIFT EYE PROTECTION

4W-3727 CONNECTION GP-GENERATOR LEADS

9S-7977 TOOL GP-HAND

Truck sale:

61,000

Caterpillar 3508, Stationary Generator Sets, Construction
- Stationary Generator Sets
FOLEY EQUIPMENT COMPANY

307.208

Caterpillar 3508, Stationäre Stromaggregate, Bau-Und Bergbauausrüstung
- Stationary Generator Sets
TOROMONT POWER SYSTEMS

84,962

Caterpillar 3508, Industrial engines, Construction
- Industrial engines
FINANZAUTO S.A.

Caterpillar 3508, Marine Propulsion / Auxiliary Engines, Construction

145.548

Caterpillar 3508 PKGI, transportable stromaggregate, Bau-Und Bergbauausrüstung