1998/02/09 Caterpillar


Additional Brake Studs Are Required To Increase Brake Pressure On Certain Off-Highway Trucks {4061}

Usage:


772B (64W),
776 (14H),
776B (6JC),
776C (2TK),
784B (5RK) Tractors;
775B (7XJ) Quarry Trucks;
773B (63W),
777 (84A),
777B (4YC),
777C (4XJ),
785 (8GB),
785B (6HK),
789 (9ZC) 789B (7EK),
793 (3SJ),
793B (1HL) Off-Highway Trucks

SUPPLEMENT: MARCH 15, 1999

Service Magazine SEPD0403, Article 12, Page 27, February 9, 1998; "Additional Brake Studs Are Required To Increase Brake Pressure On Certain Off-Highway Trucks".

Disregard this article and refer to Service Magazine SEPD0462, Article 9, Page 6 with the same title.

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

SUPPLEMENT: 8/10/98

Service Magazine SEPD0403; Article 12, Page 27, Feburary 9, 1998; "Additional Brake Studs Are Required To Increase Brake Pressure On Certain Off-Highway Trucks".

The Service Management Control System (SMCS) Code 4267 has been added to expand the functional search categories for artricles titled "Additional Brake Studs Are Required To Increase Brake Pressure On Certain Off-Highway Trucks."

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

SUPPLEMENT: MAY 11, 1998

Service Magazine SEPD0403; Article 12, Page 27, Feburary 9, 1998; "Additional Brake Studs Are Required To Increase Brake Pressure On Certain Off-Highway Trucks".

Information listed in the former chart had an incorrect part number and incorrect quantities. The corrected chart should read as follows:

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

Reference: Service Magazine, June 23, 1997; Page 17, "New Brake Valve Group Prevents Brake Drag".

Description of Change: Improved brake groups are available for certain Off-Highway Trucks. An increased ratio of inner to outer parking brake housing studs are required to allow the use of higher pressure brake relief valves.

Adaptable To: Listed parts are direct replacements for original truck brake groups. Refer to "Service & Parking Brake Groups" chart.

Caterpillar Information System:

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