COUPLING AS 3E4902 - Caterpillar

Introduction
During the removal of the endbell cover from the ECM harness connector, the endbell cover locking tabs can break if the cover is not removed correctly. The endbell cover can not be reinstalled properly if the locking tabs have been broken.This Special Instruction provides the proper procedures for removal and installation of the 126-1774 Endbell Cover .Removal of the 126-1774 Endbell Cover
Illustration 1 g01218453
(1) Endbell cover locking tab
Use a flat blade screwdriver to pry out one of the 126-1774 Endbell Cover locking tabs (1) .
Illustration 2 g01218456
Pry out one of the endbell cover locking tabs. (1) Endbell Cover locking tab
While the locking tab is pried, rock the endbell cover to the opposite side to ensure that the locking tab has cleared the mating loop on the ECM harness connector.
Pry out on the locking tab on the opposite side of the endbell cover.
Illustration 3 g01218454
Pry out the remaining endbell cover locking tab. (1) Endbell Cover locking tab
Lift the endbell cover off of the ECM harness connector. The rear of the ECM connector should now be clear for troubleshooting or servicing. Installation of the 126-1774 Endbell Cover
Align the 126-1774 Endbell Cover squarely over the mating loops (2) in the ECM harness connector. Ensure that all of the locking tabs (1) are properly aligned with the mating loops (2) .
Illustration 4 g01218455
(1) Endbell Cover locking tabs (2) Mating loops
Push the endbell cover securely onto the connector. Ensure that the two locking tabs (1) are securely latched in the mating connector loops (2) .

Caterpillar parts catalog:

Caterpillar parts catalog
Product:

3116 Industrial Engine 2MR00001-UP

156-5666: COUPLING GP » SEBP25560035

Challenger 35 and Challenger 45 Agricultural Tractors 1DR00001-01699 (MACHINE) POWERED BY 3116 Engine

108-8302: COUPLING GP-FLEXIBLE » SEBP23040019

Challenger 65D Agricultural Tractor 2ZJ01965-UP (MACHINE) POWERED BY 3306 Engine

3W-5064: SHAFT GP-INPUT » SEBP24400218

Challenger 55 Agricultural Tractor 7DM00001-00849 (MACHINE) POWERED BY 3126 Engine

108-8302: COUPLING GP-FLEXIBLE » SEBP24770010

Challenger 35 & Challenger 45 Agricultural Tractors 1DR01700-UP (MACHINE) POWERED BY 3116 Engine

108-8302: COUPLING GP-FLEXIBLE » SEBP26590019

Challenger 55 Agricultural Tractor 7DM00850-UP (MACHINE) POWERED BY 3126 Engine

108-8302: COUPLING GP-FLEXIBLE » SEBP26600011

Challenger 35, Challenger 45 & Challenger 55 Agricultural Tractors 4DZ00001-UP (MACHINE) POWERED BY 3116 & 3126 Engines

108-8302: COUPLING GP-FLEXIBLE » SEBP27800016

Challenger 55 Agricultural Tractor 60 in (1524 mm) Base Gauge 6NN00001-UP (MACHINE) POWERED BY 3126 Engine

108-8302: COUPLING GP-FLEXIBLE » SEBP28460010

Challenger 35 & Challenger 45 Agricultural Tractors 60 in (1524 mm) Base Gauge 8RD00001-UP (MACHINE) POWERED BY 3116 Engine

108-8302: COUPLING GP-FLEXIBLE » SEBP28600013

Challenger 35 & Challenger 45 Agricultural Tractors 80 in (2032 mm) Base Gauge 3BK00001-UP (MACHINE) POWERED BY 3116 Engine

108-8302: COUPLING GP-FLEXIBLE » SEBP28610010

Challenger 35, Challenger 45 & Challenger 55 Agricultural Tractors 60 in (1524 mm) Track Gauge & 80 in (2032 mm) Track Gauge 3HS00001-UP (MACHINE) POWERED BY 3116 & 3126 Engines

108-8302: COUPLING GP-FLEXIBLE » SEBP28620031

Challenger 55 Agricultural Tractor 80 in (2032 mm) Base Gauge AEN00001-UP (MACHINE) POWERED BY 3126 Engine

108-8302: COUPLING GP-FLEXIBLE » SEBP29200011

Parts coupling Caterpillar catalog:

1G8025 COUPLING
30/30, 65C, 65E, 75C, 75D, 75E, 85C, 85E, 95E, CS-323C, DEUCE

7X1803 COUPLING
312, 322 FM L, 350, 621F, 623E, 623F, 627F, 631E, 631G, 633E II, 637E, 637G, 65C, 69D, 75C, 769D, 771C, 771D, 773B, 773D, 775D, 776C, 777D, 784B, 785B, 816B, 824C, 834B, 836, 953B, 973, 980F II, 992D,...

9X4011 COUPLING
350, 631G, 637G, 65C, 75C, 776C, D5H, D6H, D6H XL, D7H, D8N

0039514 COUPLING-PIPE
120H, 120H ES, 120H NA, 12H, 12H ES, 12H NA, 135H, 135H NA, 140H, 140H ES, 140H NA, 143H, 14G, 14H, 14H NA, 160H, 160H ES, 160H NA, 163H, 163H NA, 16H, 2484C, 30/30, 305, 3208, 320B FM LL, 322B L, 325...

1141973 COUPLING
35, 416D, 420D, 424D, 430D, 432D, 442D, 446D, 45, 515, 517, 525, 525B, 525C, 527, 535B, 535C, 545, 545C, 55, D5N, D6N

1141972 COUPLING
35, 416D, 420D, 424D, 430D, 432D, 442D, 446D, 45, 515, 517, 525, 525B, 525C, 527, 535B, 535C, 545, 545C, 55, D5N, D6N, R1300, R1600, R1600G

1964060 COUPLING AS
35, 45

1964062 COUPLING AS
35, 45

1V8795 COUPLING
12G, 2384C, 2470C, 2484C, 24H, 24M, 2570C, 2670C, 2864C, 35, 45, 521B, 522B, 528, 553C, 559C, 563C, 573C, 579C, 586C, 772B, 776C, 784B, 784C, 785, 785B, 785C, 785D, 789B, 789C, 789D, 793B, 793C, 793D,...

1668211 COUPLING-SPLINE
35, 45, 55, 950G II, 962G II

1N3974 COUPLING
245, 245B, 3116, 3126, 3126B, 3176C, 3196, 325D, 330D, 3406B, 3406C, 3406E, 3456, 374F L, 385C, 725, 730, 735, 735B, 740, 740B, 770G, 770G OEM, 772G, 772G OEM, 824G, 824G II, 824H, 824K, 825G, 825G II...

1007524 COUPLING
3116, 3126, 3126B, C-9, C7, C9, C9.3, CX31-C9I, PM-102, TH31-E61

9T1327 COUPLING
14G, 16G, 446, 446B, 446D, D350E, D400E

9W1449 COUPLING
446, 446B, RT100

7C3730 COUPLING
446, 446B, 446D, 910E, 918F, 924F, IT12B, IT18F, IT24F, RT100

9T0642 COUPLING
416B, 416C, 416D, 420D, 424D, 426B, 426C, 428, 428B, 428C, 428D, 430D, 432D, 436C, 438C, 438D, 442D, 446, 446B, 446D

9R2482 COUPLING
416, 416B, 416C, 416D, 420D, 424D, 426, 426B, 426C, 428, 428B, 428C, 428D, 430D, 432D, 436C, 438C, 438D, 442D, 446, 446B, 446D

3B6487 COUPLING
120G, 12G, 130G, 140G, 14G, 1676, 16G, 225, 225D, 229D, 231D, 235, 235C, 245, 245B, 30/30, 304, 305, 305.5, 306, 307E, 308E, 308E CR, 308E SR, 3126, 3304, 3304B, 3306, 3306B, 3406B, 3408, 3412, 3412C,...

1135698 COUPLING-PIVOT
45, 55

1135650 COUPLING-SOLENOID
45, 55

1135649 COUPLING-SOLENOID
45, 55

1G9198 COUPLING
35, 45, 55, AP-1055D, AP-600D, AP-655D, AP1000E, AP555E, BG-2455D, BG-260D, BG1000E, BG500E, BG600D, BG655D, PM-201, PM-465, PM-565, PM-565B, RM-300, RR-250, SM-350

1138600 COUPLING
35, 45, 55

1135576 COUPLING-SHAFT
35, 45, 55

3e4902