1998/05/04 Caterpillar


Correction To 9C-8172 Brake & Planetary Group{0374,4011,4255}

Usage:


IT38F (6FN),
IT38G (7BS, 1CW) Integrated Toolcarriers, 936F (8AJ),
938F (2RM, 7SN),
938G (4YS, 9HS) Wheel Loaders

SUPPLEMENT: MAY 25, 1998

Service Magazine SEPD0415, Article 29, Page 26, May 4, 1998; "Correction To 9C-8172 Brake & Planetary Group".

In the product identification section of this article the 938F Wheel Loader is shown with an incorrect serial number prefix. The 8RM prefix should be changed to 2RM.

The 8RM in the fourth Reference should also be changed to 2RM .

--------------- END SUPPLEMENT ---------------

Reference: Parts Manual, SEBP2003-01, 936F (8AJ1-Up) Wheel Loader; Page 165, "9C-8172 Brake & Planetary Group".

Reference: Parts Manual, SEBP2381-02, IT38F (6FN1-Up) Integrated Toolcarrier; Page 151, "9C-8172 Brake & Planetary Group".

Reference: Parts Manual, SEBP2374-01, 938F (7SN1-Up) Wheel Loader; Page 157, "9C-8172 Brake & Planetary Group".

Reference: Parts Manual, SEBP2362-02, 938F (2RM1-Up) Wheel Loader; Page 147, "9C-8172 Brake & Planetary Group".

Reference: Parts Manual, SEBP2643, IT38G (1CW1-Up) Integrated Toolcarrier; Page 179, "9C-8172 Brake & Planetary Group".

Reference: Parts Manual, SEBP2572, IT38G (7BS1-Up) Integrated Toolcarrier; Page 182, "9C-8172 Brake & Planetary Group".

Reference: Parts Manual, SEBP2681, 938G (9HS1-Up) Wheel Loader; Page 202, "9C-8172 Brake & Planetary Group".

Reference: Parts Manual, SEBP2566-01, 938G (4YS1-Up) Wheel Loader; Page 270, "9C-8172 Brake & Planetary Group".

The 9C-6342 Thrust Washer in the 9C-8172 Brake & Planetary Group is shown incorrectly. The thrust washer should be rotated 180° and positioned as shown in Illustration 1. This change should be made in the parts books listed.

Also, the 4E-2166 Planetary Carrier in the 9C-8172 Brake & Planetary Group should not have flats at the locations where the 29 tooth planetary gear is located. The flats in the planetary carrier should be corrected as shown in Illustration 1. This change should also be made in the parts books listed.


Illustration 1.
9C-8172 Brake & Planetary Group

(1) 9C-6342 Thrust Washer.
(2) 4E-2166 Planetary Carrier.

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