CPI494478

Service Bulletin Details

Public Details for: CPI494478

Reman water pump impeller bore id allows slippage on the water pump shaft causing early hour failures.

- 9999 - 1998 -

Models from 9999

Models from 1998

1998 CATERPILLAR C10

11/1/21, 3:57 PM
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C12, PUMP GP-WATER-Gp, PUMP GP-WATER -B, LEAKS
WATER, (0R0705)
(Status Updated: 14Oct2021)
CPI Number: 494478
Status: Open , Active
6 Sigma Phase: Improve
Commercial Impact:
Initial Project Activation Date: 26Jul2021
Target Completion Date: 31Dec2021
Models:
(C10), (C12), (D7R II), (R1600G),
Symptom/Description:
Early hour failures on Reman Water Pumps for Loose/Spinning Impellers.
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Part Number:
0R-0705 (PUMP GP-WATER -B) 10R-6223 (PUMP GP-WATER -B)
Dealer Status:
Checked the digiforce calibration, has been completed. Checked press impeller operation. Set to 100% new impeller, PLC
digiforce evaluation
No Interim Repair Available
Root Cause:
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11/1/21, 3:57 PM
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1: Knurling process out of control, oversized bore impeller.
2: Incorrect gauge selection for upper limit.
3: Impeller press operation was working in manual mode instead of automatic, bypassing the digiforce.
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Last Updated: Mon Nov 01 2021 15:56:38 GMT-0500 (Central Daylight Time)
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