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3T1888 ALTERNATOR GROUP--Delco-Remy--24 Volt--50 Ampere--Part 1 of 2 Part of 5S9088 Alternator Assembly listed on Pages 120 thru 121B 776


ELECTRICAL AND STARTING SYSTEM
ALTERNATOR GP-CHARGING
WIRING GP
SWITCH GP
STARTING AR

TRACTOR 776 TRACTOR 14H
 776 TRACTOR 14H00001-00205 (MACHINE) POWERED BY D348 ENGINE SEBP1057 776 14H   (1975)

ELECTRICAL AND STARTING SYSTEM

ALTERNATOR GP-CHARGING
ALTERNATOR GP-CHARGING
5S-9088 ALTERNATOR GP-CHARGING
ALTERNATOR GP-CHARGING
5S-9088 ALTERNATOR GP-CHARGING
ALTERNATOR GP-CHARGING
5S-9088 ALTERNATOR GP-CHARGING
ALTERNATOR GP-CHARGING
5S-9088 ALTERNATOR GP-CHARGING
ALTERNATOR GP-CHARGING
3T-1888 ALTERNATOR GP-CHARGING
ALTERNATOR GP-CHARGING
3T-1888 ALTERNATOR GP-CHARGING
ALTERNATOR GP-CHARGING
9G-9538 ALTERNATOR GP-CHARGING
5S-9088 ALTERNATOR GP-CHARGING
ALTERNATOR GP-CHARGING
9S-3186 ALTERNATOR GP-CHARGING
 

#SEBP10570370
 

3T-1888: ALTERNATOR GP-CHARGING

3T1888 ALTERNATOR GROUP--Delco-Remy--24 Volt--50 Ampere--Part 1 of 2
Part of 5S9088 Alternator Assembly listed on Pages 120 thru 121B
c233893 SEBP1057
3T1888 ALTERNATOR GP-CHARGING Parts scheme
  For full view, you need register

Parts for your 776 TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-2260 [1] PLATE  
2. 9S-2544 [4] SCREW  
3. 8H-0878 [6] LOCKWASHER  
4. 9S-2438 [2] SCREW  
5. 7H-2079 [7] LOCKWASHER  
6. 095-2255 [1] COVER  
7. 9S-2262 [1] GASKET  
8. 9S-2246 [1] LEAD ASSEM.  
9. 9S-9830 [6] SCREW  
10. 8F-1326 [3] WASHER  
11. 9B-7233 [3] LOCKWASHER (shake proof)  
12. 9S-9829 [1] SCREW ASSEM.  
13. 4B-2043 [4] NUT  
14. 7N-0129 [1] REGULATOR ASSEM.  
15. 9S-2250 [1] GROMMET  
16. 9S-2542 [1] SCREW  
17. 9S-2437 [5] SCREW  
18. 9S-2389 [1] STUD ASSEM.  
19. 7N-0174 [1] HOUSING ASSEM.  
    (Includes)
20. 9N-0943 [1] PLUG  
21. 5P-3418 [1] BEARING  
22. 9S-2396 [1] BUSHING  
23. 9S-2292 [1] HEAT SINK ASSEM.  
24. 9S-2300 [4] INSULATOR  
25. 9S-2247 [4] WASHER (spring)  
  4B-4863 [4] WASHER (plain)  
26. 9S-2007 [3] SCREW  
27. 9S-2301 [1] INSULATION  
28. 9S-2011 [1] SCREW  
  1L-4789 [1] LOCKWASHER  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  9S-2013 [1] KIT (terminal relay)  
    (Consists of Bushing, "O" Ring and Hardware)
  9S-2012 [1] KIT (terminal output)  
    (Consists of Gaskets, Terminal and Hardware)
  9S-2290 [3] KIT (heat sink)  
    (Diode Junction Hardware)
  9S-2291 [3] KIT (heat sink)  
    Positive Diode Hardware
 

#SEBP10570371
 

3T-1888: ALTERNATOR GP-CHARGING

3T1888 ALTERNATOR GROUP--Delco-Remy--24 Volt, 50 Ampere--Part 2 of 2
Part of 5S9088 Alternator Assembly listed on Pages 120 thru 121B
c233894 SEBP1057
3T1888 ALTERNATOR GP-CHARGING Parts scheme
  For full view, you need register

Parts for your 776 TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5P-3419 [1] RACE  
2. 9S-2248 [1] FIELD COIL AND SUPPORT ASSEM.  
3. 9S-2004 [1] STATOR ASSEM.  
    (Includes)
4. 9S-2006 [1] INSULATOR  
5. 9S-2005 [1] GROMMET  
6. 9S-2014 [3] CLIP  
7. 9S-2302 [1] ROTOR ASSEM.  
8. 9S-2390 [1] RETAINER ASSEM.  
    (Includes)
9. 9S-2391 [1] SEAL  
10. 9S-2256 [1] GASKET  
11. 9S-2261 [1] COLLAR  
12. 2F-5721 [1] BEARING  
13. 2P-5616 [1] FRAME  
14. 3B-4502 [4] LOCKWASHER  
15. 9S-2009 [4] SCREW  
16. 9S-2391 [1] SEAL  
17. 9S-2254 [1] COLLAR  
18. 9S-2252 [1] SLINGER  
19. 9S-2008 [4] SCREW  
20. 9S-2258 [1] FAN AND BAFFLE ASSEM.  
21. 7F-7621 [1] WASHER  
22. 2K-4821 [1] LOCKNUT  
 

#SEBP10570372
 

9G-9538: ALTERNATOR GP-CHARGING

9G9538 ALTERNATOR GROUP--24 Volt, 50 Ampere
Part of 5S9088 Alternator
c328673 SEBP1057
9G9538 ALTERNATOR GP-CHARGING Parts scheme
  For full view, you need register

Parts for your 776 TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9G-7551 [1] BEARING  
2. 9G-7548 [1] RING  
3. 3T-1885 [1] COIL AS.  
4. 9G-7560 [1] ROTOR AS.  
5. 9G-7553 [1] RING  
6. 9G-7562 [1] COVER AS.  
7. 9G-7567 [1] REGULATOR AS.  
8. 9G-7552 [1] BEARING  
9. 9G-7557 [4] SCREW AS.  
10. 9G-7568 [1] FRAME AS.  
11. 3T-1887 [1] DIODE AS.  
12. 3T-1886 [1] STATOR AS.  
13. 9G-7566 [1] FRAME  
14. 9G-7564 [1] FAN  
15. 9G-7549 [1] SPACER  
16. 2K-4821 [1] LOCKNUT  
  [1] WASHER  
17. 3T-5962 C [1] NAMEPLATE  
18. 2H-3880 C [2] SCREW (DRIVE)  
19. 5P-8247 C [1] WASHER  
20. 1B-8705 C [1] KEY  
21. 9L-6770 C [1] CAP  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  9G-7554 [1] KIT (GROUND TERMINAL)  
    (INCL. NUTS AND LOCKWASHERS)
  9G-7555 [1] KIT (OUTPUT TERMINAL)  
    (INCL. NUTS, WASHERS AND BUSHINGS)
  9G-7556 [1] KIT (CAPACITOR)  
    (INCL. CAPACITOR, SCREW, LOCKWASHER AND WASHER)
  9G-7559 [1] KIT (RELAY TERMINAL)  
    (INCL. SPLICE, TUBE, NUT, TERMINAL, LOCKWASHER, WASHERS AND BUSHING)
  9G-7565 [1] KIT (REGULATOR TERMINAL)  
    (INCL. NUTS, LOCKWASHERS, WASHERS AND BUSHING)
  C   INDICATES CHANGE
 

#SEBP10570373
 

5S-9088: ALTERNATOR GP-CHARGING

5S9088 ALTERNATOR ASSEMBLY--24 Volt, 50 Ampere--Type 3
Part of 9S3186 Alternator Group shown on Page 122
SEBP10570373 SEBP1057
  For full view, you need register

Parts for your 776 TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3T-1888 Y [1] ALTERNATOR GROUP DELCO-REMY  
    - OR -
  9G-9538 Y [1] ALTERNATOR GROUP  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10570374
 

9S-3186: ALTERNATOR GP-CHARGING

9S3186 ALTERNATOR GROUP--24 Volt, 50 Ampere
5S9088 Alternator parts are shown on Pages 120 and 121
c127616 SEBP1057
9S3186 ALTERNATOR GP-CHARGING Parts scheme
  For full view, you need register

Parts for your 776 TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1S-4589 [1] ROD  
2. 1D-5118 [2] NUT  
3. 0S-1587 [1] BOLT  
4. 3B-4508 [5] LOCKWASHER  
5. 8S-5383 [1] BLOCK  
6. 3S-8402 [1] VEE BELT  
7. 0S-1589 [1] BOLT  
  3B-4510 [1] LOCKWASHER  
8. 1D-4569 [3] BOLT  
9. 8S-9443 [1] BRACKET  
10. 5S-9088 RY [1] ALTERNATOR ASSEM.  
    (See Separate Illustration)
11. 9H-8260 [1] BOLT  
  1D-4719 [1] NUT  
  4B-4280 [2] WASHER  
12. 9M-3634 [1] PULLEY  
  R   REMFG PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10570375
 

2S-3262: PLUG & WIRING GP-GLOW

2S3262 GLOW PLUG AND WIRING GROUP--24 Volt
Engine Serial No. 98S1 to 98S2604 inclusive
c208607 SEBP1057
2S3262 PLUG & WIRING GP-GLOW Parts scheme
  For full view, you need register

Parts for your 776 TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2S-2268 [ 2] LEAD ASSEM.  
  9M-9840 [ 2] CLIP  
    (1 IN EACH LEAD ASSEM. 2S2268)
  0L-1351 [ 6] BOLT  
  0S-2415 [ 6] LOCK  
  2H-5001 [ 2] SEAL  
  8H-9620 [ 12] WASHER  
  6F-0612 C [ 4] NUT  
  1H-3244 C [ 4] LOCKWASHER  
  9F-8558 [ 4] INSULATOR  
  1P-7324 C [ 12] GLOW PLUG  
  2M-5301 [ 12] TERMINAL  
    (6 IN EACH LEAD ASSEM 2S2268)
  9M-9840 [ 4] CLIP  
  6B-2864 [ 2] TERMINAL  
    (1 IN EACH LEAD ASSEM 2S2268)
  5S-8558 C [ 2] STUD  
  6F-0612 C [ 4] NUT  
  3B-4504 C [ 4] LOCKWASHER  
    INDICATES CHANGE
 

#SEBP10570376
 

2S-3262: PLUG & WIRING GP-GLOW

2S3262 GLOW PLUG AND WIRING GROUP--24 Volt
Engine Serial No. 98S2605-Up
c311085 SEBP1057
2S3262 PLUG & WIRING GP-GLOW Parts scheme
  For full view, you need register

Parts for your 776 TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2S-2268 [2] LEAD AS-PLUG  
    (EACH INCLUDES)
2. 9M-9840 [1] CLIP  
3. 2M-5301 [6] TERMINAL-SNAP  
4. 6B-2864 [1] TERMINAL  
5. 0L-1351 [6] BOLT  
  0S-2415 [6] LOCK-NUT  
6. 2H-5001 [2] SEAL  
7. 8H-9620 [12] WASHER  
8. 6F-0612 [8] NUT-JAM  
9. 1H-3244 [4] LOCKWASHER  
10. 9F-8558 [4] INSULATOR-STUD  
11. 3T-9562 C [12] PLUG-GLOW  
12. 5S-8558 [2] STUD  
13. 9M-9840 [4] CLIP  
14. 3B-4504 [4] LOCKWASHER  
    (INSTALLING GLOW PLUGS)
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP10570377
 

4N-9600: SWITCH GP-COOLANT FLOW

4N9600 COOLANT FLOW SWITCH GROUP
Serial No. 98S124-Up
c208211 SEBP1057
4N9600 SWITCH GP-COOLANT FLOW Parts scheme
  For full view, you need register

Parts for your 776 TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-1969 [1] SWITCH ASSEM.  
2. 2B-2695 [2] BOLT  
3. 9M-1974 [2] WASHER  
4. 4N-3841 [1] GASKET  
 

#SEBP10570378
 

2G-0380: AIR STARTING AR

2G380 AIR STARTING ARRANGEMENT
Serial No. 14H1 to 14H135 inclusive
AN ATTACHMENT
SEBP10570378 SEBP1057
  For full view, you need register

Parts for your 776 TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9D-4790 Y [1] AIR STARTING WIRING GROUP  
  9D-5320 Y [1] AIR STARTING CONTROL GROUP  
  6N-2428 Y [1] AIR STARTING MOTOR GROUP  
  2G-5770 [1] SAFETY TREAD GROUP  
  6D-3642 [1] TREAD  
  9S-9490 [1] TREAD  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10570379
 

6G-3130: STARTING AR-AIR

6G3130 AIR STARTING ARRANGEMENT
Serial No. 14H136-Up
AN ATTACHMENT
SEBP10570379 SEBP1057
  For full view, you need register

Parts for your 776 TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6G-2780 Y [1] AIR STARTING CONTROL GROUP  
  6G-3140 Y [1] SAFETY TREAD GROUP  
  6G-3150 Y [1] AIR STARTING WIRING GROUP  
  6N-2428 Y [1] AIR STARTING MOTOR GROUP  
  Y   SEPARATE ILLUSTRATION
 

Information:

Engine News
Charging System Troubleshooting Guide Has Been Updated for All Engines {1406, 7569}
Charging System Troubleshooting Guide Has Been Updated for All Engines {1406, 7569}
Special Instruction
Upgrading Alternators To Include An Integrated Circuit Regulator{1405, 1410}
Upgrading Alternators To Include An Integrated Circuit Regulator{1405, 1410}
Charging System Troubleshooting {1406}
Charging System Troubleshooting {1406}
Procedure for Replacing Regulator Kit on All Engines {1405}
Procedure for Replacing Regulator Kit on All Engines {1405}
Procedure to Install Brush Holder Assembly to End Frame on All Engines {1405}
Procedure to Install Brush Holder Assembly to End Frame on All Engines {1405}
Specifications
Alternators
5.4" BORE, 60 V12 VEHICULAR ENGINE
Alternator
26SI Series Alternator
Alternator
HDB Series and M1 Series Heavy Duty Brushless Alternators
Alternator
N3 Series Brushless Alternators
Systems Operation
General Information
26SI Series Alternator
Component Description
26SI Series Alternator
Normal Operation
26SI Series Alternator
General Information
HDB Series and M1 Series Heavy Duty Brushless Alternators
Normal Operation
HDB Series and M1 Series Heavy Duty Brushless Alternators
Component Description
HDB Series and M1 Series Heavy Duty Brushless Alternators
General Information
N3 Series Brushless Alternators
Component Description
N3 Series Brushless Alternators
Normal Operation
N3 Series Brushless Alternators
Testing and Adjusting
T1 Alternator Output - Test
26SI Series Alternator
T2 Electrical System Current - Test
26SI Series Alternator
T3 Charging System - Test
26SI Series Alternator
T4 Alternator Drive System - Check
26SI Series Alternator
T5 Alternator Current - Test
26SI Series Alternator
T6 Residual Magnetism Restoration
26SI Series Alternator
T7 Identifying Source of Current Draw - Test
26SI Series Alternator
T8 Alternator Overcharging - Test
26SI Series Alternator
Initial Troubleshooting Procedure
26SI Series Alternator
General Information
26SI Series Alternator
Component - Test
26SI Series Alternator
Field Winding - Test
HDB Series and M1 Series Heavy Duty Brushless Alternators
Capacitor - Test
HDB Series and M1 Series Heavy Duty Brushless Alternators
Stator - Test
HDB Series and M1 Series Heavy Duty Brushless Alternators
Rectifier - Test
HDB Series and M1 Series Heavy Duty Brushless Alternators
Residual Magnetism - Restore
N3 Series Brushless Alternators
Regulator - Test
HDB Series and M1 Series Heavy Duty Brushless Alternators
Field Winding - Test
N3 Series Brushless Alternators
Capacitor - Test
N3 Series Brushless Alternators
Rectifier - Test
N3 Series Brushless Alternators
Stator - Test
N3 Series Brushless Alternators
Regulator - Test
N3 Series Brushless Alternators
Troubleshooting
General Information
N3 Series Brushless Alternators
Charging System
N3 Series Brushless Alternators
MID 161 - CID 0168 - FMI 00
Product Link - PL522/523
MID 161 - CID 0168 - FMI 01
Product Link - PL522/523
MID 161 - CID 1251 - FMI 03
Product Link - PL522/523
MID 122 - CID 0168 - FMI 00
Product Link 121S/300
MID 122 - CID 0168 - FMI 01
Product Link 121S/300
MID 122 - CID 1251 - FMI 03
Product Link 121S/300
Charging System
Electronic Monitoring System
Disassembly and Assembly
Alternator
D348 VEHICULAR ENGINE FOR 776 TRACTOR & 777 TRUCK
Alternator - Assemble
26SI Series Alternator
Alternator - Disassemble
26SI Series Alternator
Alternator - Disassemble - M1 Series Alternator (35 Amp)
HDB Series and M1 Series Heavy Duty Brushless Alternators
Alternator - Assemble - M1 Series Alternator (35 Amp)
HDB Series and M1 Series Heavy Duty Brushless Alternators
Alternator - Assemble - HDB Series Alternator
HDB Series and M1 Series Heavy Duty Brushless Alternators
Alternator - Disassemble - HDB Series Alternator
HDB Series and M1 Series Heavy Duty Brushless Alternators
Alternator - Assemble
N3 Series Brushless Alternators
Alternator - Disassemble
N3 Series Brushless Alternators
Service Magazine
New Regulator And Field Coil Assemblies Used{1410,1405}
1981/11/23
Voltage Regulator Cross Reference Chart{1410,1405}
1985/07/01
Identification Of External Terminals On Alternators{1405,1406,1400}
1987/03/23
Alternator "R" Terminal Wire Assembly Available For Wiring Harness Repair{1408}
1987/05/04
Alternator/Generator Output Test On The Engine{1401,1404,1405,1406}
1987/05/04
Check Alternator Output Connection Prior To Machine Delivery{1405}
1987/05/18
Remanufactured Heavy-Duty Starters And High-Amp Alternators{1405,1453}
1987/05/25
Correct Torque Value For Alternator Drive Pulley Retaining Nut Is Important{1405}
1987/11/23
New Spring Used In Belt Tightener And/Or Fan Drive Groups{1358,1359}
1978/01/30
8T5314 Socket Adapter Available To Correctly Install Alternator Pulley Nut {0601}
1988/01/25
New 35-Ampere Alternator Used On Some Engines In Caterpillar Equipment{1405,1406}
1979/08/13
Voltage Regulator Can Cause Variable Ammeter Indications{1410,1401,1405,1406,7467}
1979/10/22
9D5961 Protector No Longer Serviced{1400}
1991/05/20
Identification Of External Terminals On Alternators {1405,1406,1400}
1998/12/07
Charging System Troubleshooting Guide Has Been Updated for All Machines {1406, 7569}
Charging System Troubleshooting Guide Has Been Updated for All Machines {1406, 7569}

Caterpillar Parts SIS Catalog 776 :

ALTERNATOR GP-CHARGING
5S-9088 ALTERNATOR GP-CHARGING
ALTERNATOR GP-CHARGING
5S-9088 ALTERNATOR GP-CHARGING
ALTERNATOR GP-CHARGING
5S-9088 ALTERNATOR GP-CHARGING
ALTERNATOR GP-CHARGING
5S-9088 ALTERNATOR GP-CHARGING
STARTING MOTOR GP-ELECTRIC
3T-2646 STARTING MOTOR GP-ELECTRIC
STARTING MOTOR GP-ELECTRIC
3T-2646 STARTING MOTOR GP-ELECTRIC
STARTING MOTOR GP-ELECTRIC
3T-2646 STARTING MOTOR GP-ELECTRIC
SOLENOID AS
3T-3421 SOLENOID AS
ALTERNATOR GP-CHARGING
3T-1888 ALTERNATOR GP-CHARGING
ALTERNATOR GP-CHARGING
9G-9538 ALTERNATOR GP-CHARGING
5S-9088 ALTERNATOR GP-CHARGING
ALTERNATOR GP-CHARGING
9S-3186 ALTERNATOR GP-CHARGING
PLUG & WIRING GP-GLOW
2S-3262 PLUG & WIRING GP-GLOW
PLUG & WIRING GP-GLOW
2S-3262 PLUG & WIRING GP-GLOW
SWITCH GP-COOLANT FLOW
4N-9600 SWITCH GP-COOLANT FLOW
2G-0380 AIR STARTING AR

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