8E1825 SPRING-DISC Caterpillar parts
578, D6H, D7H, D8N
Rating:
Alternative (cross code) number:
CA8E1825
8E-1825
8E1825
CA8E1825
8E-1825
8E1825
Weight: 4 pounds 2 kg.
Information:
HEIGHT
14.06
mm
ID/THREAD SIZE
0309.880
LOAD WHEN FLAT
24500
N
OD
399.91
mm
THICKNESS
5.86
mm
PIPELAYER, TRACK-TYPE TRACTOR,
Information:
Prior to the replacement of the ECU, ensure that replacement is necessary. The ECU is seldom the cause of a failure. Always check that power is available to all of the contacts of the ECU that are marked with "+ Battery".Note: Corrupted configuration software or the wrong software may cause an ECU to incorrectly report diagnostic trouble codes. Prior to replacing the ECU, flash the ECU with the correct configuration software in order to verify that the failure is not related to corrupted software. Refer to Testing and Adjusting, KENR5902, "Electronic Control Unit - Flash Program".Procedure
Connect the Caterpillar Electronic Technician (ET). Note all configurations.
Turn the disconnect switch and the key start switch to the OFF position.
Disconnect the machine harness connectors from the ECU.
Verify that the part number of the replacement ECU is correct.
Install the replacement ECU.
Connect the machine harness to the ECU.
Turn the disconnect switch and the key start switches to the ON position.
Check for correct configurations. If necessary, use the ET to install the configuration software. Refer to the Testing and Adjusting, "Electronic Control Unit - Flash Program" section of this manual.
Clear any diagnostic trouble codes that were caused by the previous procedures.
Verify that the ECU operates correctly.
Recalibrate the transmission.
Connect the Caterpillar Electronic Technician (ET). Note all configurations.
Turn the disconnect switch and the key start switch to the OFF position.
Disconnect the machine harness connectors from the ECU.
Verify that the part number of the replacement ECU is correct.
Install the replacement ECU.
Connect the machine harness to the ECU.
Turn the disconnect switch and the key start switches to the ON position.
Check for correct configurations. If necessary, use the ET to install the configuration software. Refer to the Testing and Adjusting, "Electronic Control Unit - Flash Program" section of this manual.
Clear any diagnostic trouble codes that were caused by the previous procedures.
Verify that the ECU operates correctly.
Recalibrate the transmission.
Caterpillar parts catalog:
Parts spring Caterpillar catalog:
8C3442
SPRING-COIL
120H, 120H ES, 120H NA, 120K, 120K 2, 12H, 12H ES, 12H NA, 12K, 135H, 135H NA, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 14H, 14H NA, 160H, 160H ES, 160H NA, 160K, 163H, 163H NA, 16H, 16H NA, 24H, 5...
120H, 120H ES, 120H NA, 120K, 120K 2, 12H, 12H ES, 12H NA, 12K, 135H, 135H NA, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 14H, 14H NA, 160H, 160H ES, 160H NA, 160K, 163H, 163H NA, 16H, 16H NA, 24H, 5...
8Y5928
SPRING
120H, 120H ES, 120H NA, 12H, 12H ES, 12H NA, 135H, 135H NA, 140H, 140H ES, 140H NA, 143H, 14H, 14H NA, 160H, 160H ES, 160H NA, 163H, 163H NA, 16H, 16H NA, 24H, 5130, 5130B, 517, 5230, 5230B, 527, 561M...
120H, 120H ES, 120H NA, 12H, 12H ES, 12H NA, 135H, 135H NA, 140H, 140H ES, 140H NA, 143H, 14H, 14H NA, 160H, 160H ES, 160H NA, 163H, 163H NA, 16H, 16H NA, 24H, 5130, 5130B, 517, 5230, 5230B, 527, 561M...
1D1313
SPRING
120G, 120H, 120H ES, 120H NA, 12G, 12H, 12H ES, 12H NA, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 143H, 14G, 14H, 14H NA, 160G, 160H, 160H ES, 160H NA, 163H NA, 16G, 16H, 16H NA, 651, 657, 82...
120G, 120H, 120H ES, 120H NA, 12G, 12H, 12H ES, 12H NA, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 143H, 14G, 14H, 14H NA, 160G, 160H, 160H ES, 160H NA, 163H NA, 16G, 16H, 16H NA, 651, 657, 82...
4J6555
SPRING
16, 517, 527, 528, 561H, 561M, 578, 583R, 587R, 589, 633, 633D, 834, 938G II, 950G, 950G II, 962G, 962G II, 966G, 966G II, 972G, 972G II, 988, D10N, D11N, D4H, D4H XL, D4HTSK II, D4HTSK III, D5H, D5H ...
16, 517, 527, 528, 561H, 561M, 578, 583R, 587R, 589, 633, 633D, 834, 938G II, 950G, 950G II, 962G, 962G II, 966G, 966G II, 972G, 972G II, 988, D10N, D11N, D4H, D4H XL, D4HTSK II, D4HTSK III, D5H, D5H ...
9W5595
SPRING
572R, 572R II, 578, 583R, 587R, 587T, D6H, D6H XL, D6H XR, D6R, D6R II, D6R III, D6R STD, D6T, D6T LGP, D6T LGPPAT, D6T XL, D7H, D7R, D7R II, D7R XR, D8N, D8R, PL87
572R, 572R II, 578, 583R, 587R, 587T, D6H, D6H XL, D6H XR, D6R, D6R II, D6R III, D6R STD, D6T, D6T LGP, D6T LGPPAT, D6T XL, D7H, D7R, D7R II, D7R XR, D8N, D8R, PL87
8P1556
SPRING
578, 910, 926, 936F, 950B, 950F, 950F II, 966F, 980C, 980F, 988B, 992C, 994, D400, D44B, D4H, D4H XL, D4HTSK II, D4HTSK III, D5H, D5H XL, D5HTSK II, D6H, D6H XL, D6H XR, D7H, D7R, D8R
578, 910, 926, 936F, 950B, 950F, 950F II, 966F, 980C, 980F, 988B, 992C, 994, D400, D44B, D4H, D4H XL, D4HTSK II, D4HTSK III, D5H, D5H XL, D5HTSK II, D6H, D6H XL, D6H XR, D7H, D7R, D8R
8E4745
SPRING-DISC
517, 527, 561M, 572R, D4H, D4H XL, D4HTSK II, D4HTSK III, D5H, D5H XL, D5HTSK II, D5M, D6E, D6F SR, D6G, D6G SR, D6G2 LGP, D6G2 XL, D6H, D6H XL, D6H XR, D6M, D6R, D7G, D7G2, D7H, D7R, D8N, D8R
517, 527, 561M, 572R, D4H, D4H XL, D4HTSK II, D4HTSK III, D5H, D5H XL, D5HTSK II, D5M, D6E, D6F SR, D6G, D6G SR, D6G2 LGP, D6G2 XL, D6H, D6H XL, D6H XR, D6M, D6R, D7G, D7G2, D7H, D7R, D8N, D8R
3T9016
SPRING
931B, D3B, D3C II, D4H, D5H, D6F SR, D6G SR, D6H, D7H
931B, D3B, D3C II, D4H, D5H, D6F SR, D6G SR, D6H, D7H
9T7771
SPRING
120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 12G, 12H, 12H ES, 12H NA, 12K, 12M, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 140M, 143H, 160G, 160H, 160H ES, 160H NA, 160K, 160M, 1...
120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 12G, 12H, 12H ES, 12H NA, 12K, 12M, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 140M, 143H, 160G, 160H, 160H ES, 160H NA, 160K, 160M, 1...
1003409
SPRING-BIAS
120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 12H, 12H ES, 12H NA, 12K, 12M, 135H, 135H NA, 140H, 140H ES, 140H NA, 140K, 140K 2, 140M, 143H, 160H, 160H ES, 160H NA, 160K, 160M, 163H, 163H NA, 24H, 824G...
120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 12H, 12H ES, 12H NA, 12K, 12M, 135H, 135H NA, 140H, 140H ES, 140H NA, 140K, 140K 2, 140M, 143H, 160H, 160H ES, 160H NA, 160K, 160M, 163H, 163H NA, 24H, 824G...
4T2741
SPRING
69D, 740, 740B, 769D, 770, 771D, 772, 773D, 773E, 773F, 775D, 775E, 775F, 776D, 777D, 777F, 784B, 784C, 785B, 785C, 785D, 789B, 789C, 789D, 793B, 793C, 793D, 793F, 793F AC, 793F CMD, 793F OEM, 793F-XQ...
69D, 740, 740B, 769D, 770, 771D, 772, 773D, 773E, 773F, 775D, 775E, 775F, 776D, 777D, 777F, 784B, 784C, 785B, 785C, 785D, 789B, 789C, 789D, 793B, 793C, 793D, 793F, 793F AC, 793F CMD, 793F OEM, 793F-XQ...
7J2025
SPRING
183B, 518, 518C, 528, 528B, 530B, 583K, 594H, D6D, D6E, D6E SR, D6F SR, D6G, D6G SR, D6G2 LGP, D6G2 XL, D6H, D7F, D8K, D9H
183B, 518, 518C, 528, 528B, 530B, 583K, 594H, D6D, D6E, D6E SR, D6F SR, D6G, D6G SR, D6G2 LGP, D6G2 XL, D6H, D7F, D8K, D9H
7T5020
SPRING-DISC
578, D6H, D7H, D8N
578, D6H, D7H, D8N
6T0208
SPRING
578, D8L
578, D8L
9W5595
SPRING
572R, 572R II, 578, 583R, 587R, 587T, D6H, D6H XL, D6H XR, D6R, D6R II, D6R III, D6R STD, D6T, D6T LGP, D6T LGPPAT, D6T XL, D7H, D7R, D7R II, D7R XR, D8N, D8R, PL87
572R, 572R II, 578, 583R, 587R, 587T, D6H, D6H XL, D6H XR, D6R, D6R II, D6R III, D6R STD, D6T, D6T LGP, D6T LGPPAT, D6T XL, D7H, D7R, D7R II, D7R XR, D8N, D8R, PL87
7T8556
SPRING
578, 583R, 587T, D10R, D11R, D11T, D6H, D6H XL, D6H XR, D6R, D6R STD, D7H, D7R XR
578, 583R, 587T, D10R, D11R, D11T, D6H, D6H XL, D6H XR, D6R, D6R STD, D7H, D7R XR
7T4396
SPRING
578, D4H, D4H XL, D4HTSK II, D4HTSK III, D5H, D5H XL, D5HTSK II, D6H, D6H II, D6H XL, D6H XR, D7H, D7R, D8R
578, D4H, D4H XL, D4HTSK II, D4HTSK III, D5H, D5H XL, D5HTSK II, D6H, D6H II, D6H XL, D6H XR, D7H, D7R, D8R
1A8312
SPRING-VALVE
578, D4H, D4H XL, D4HTSK II, D4HTSK III, D5H, D5H XL, D5HTSK II, D6H, D6H II, D6H XL, D6H XR, D7H, D7R, D8H, D8K, D8R
578, D4H, D4H XL, D4HTSK II, D4HTSK III, D5H, D5H XL, D5HTSK II, D6H, D6H II, D6H XL, D6H XR, D7H, D7R, D8H, D8K, D8R
7G5378
SPRING
578, D7G, D7H, D7R, D8N, D8R
578, D7G, D7H, D7R, D8N, D8R
1U1067
SPRING
578
578
6G1092
SPRING
578, 769C, 769D, 770G, 770G OEM, 771C, 771D, 772G, 772G OEM, 773B, 773D, 773E, 773F, 773G, 773G LRC, 773G OEM, 775B, 775D, 775E, 775F, 775G, 775G LRC, 775G OEM, 776C, 777, 777B, 777D, 777F, 777G, AD55
578, 769C, 769D, 770G, 770G OEM, 771C, 771D, 772G, 772G OEM, 773B, 773D, 773E, 773F, 773G, 773G LRC, 773G OEM, 775B, 775D, 775E, 775F, 775G, 775G LRC, 775G OEM, 776C, 777, 777B, 777D, 777F, 777G, AD55
0L0646
SPRING-VALVE
578, 583R, 583T, 587R, 587T, 613G, 621H, 621K, 623H, 623K, 623K LRC, 627H, 627K, 627K LRC, 657G, 793D, 950K, 962K, 966K, 972K, 980K, 993K, D10N, D10R, D10T, D7E, D7E LGP, D9N, D9R, PL83, PL87
578, 583R, 583T, 587R, 587T, 613G, 621H, 621K, 623H, 623K, 623K LRC, 627H, 627K, 627K LRC, 657G, 793D, 950K, 962K, 966K, 972K, 980K, 993K, D10N, D10R, D10T, D7E, D7E LGP, D9N, D9R, PL83, PL87
7T6638
SPRING
578, D4H, D4H XL, D4HTSK II, D4HTSK III, D5H, D5H XL, D5HTSK II, D6H, D6H XL, D6H XR, D7H, D7R, D8R
578, D4H, D4H XL, D4HTSK II, D4HTSK III, D5H, D5H XL, D5HTSK II, D6H, D6H XL, D6H XR, D7H, D7R, D8R
8P1556
SPRING
578, 910, 926, 936F, 950B, 950F, 950F II, 966F, 980C, 980F, 988B, 992C, 994, D400, D44B, D4H, D4H XL, D4HTSK II, D4HTSK III, D5H, D5H XL, D5HTSK II, D6H, D6H XL, D6H XR, D7H, D7R, D8R
578, 910, 926, 936F, 950B, 950F, 950F II, 966F, 980C, 980F, 988B, 992C, 994, D400, D44B, D4H, D4H XL, D4HTSK II, D4HTSK III, D5H, D5H XL, D5HTSK II, D6H, D6H XL, D6H XR, D7H, D7R, D8R