Diagonal Struts On Pushframe Of Certain 623E Scrapers Need To Be Inspected For Fuel That Has Accumulated From A Cracked Fuel Tank Caterpillar

NOTE: The information supplied in this service letter may not be valid after the termination date of this program. Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.

Completion Date

Termination Date

Problem

The diagonal struts on the pushframe of certain 623E Scrapers need to be inspected for fuel that has accumulated from a cracked fuel tank.

Affected Product
Model & Identification Number

623E (6CB1-868;6YF1-240,6YF244,6YF247,6YF250-256,6YF259,6YF261-263,6YF268,6YF270,6YF273-274,6YF276,6YF278,6YF280,6YF282,6YF284,6YF286,6YF297,6YF298,6YF300,6YF301,6YF305,6YF307,6YF314,3YF325)

Parts Needed

Not applicable

Action Required

Drill three 4.67 mm (.188") diameter holes in the frame strut as shown in the illustration. Drill the holes on each side of the frame. Be prepared to catch any fuel that may be in the struts. If fuel has leaked into struts, as much as five gallons may be present. Drain the fuel into an approved container.

Location Of Drilled Holes To Check For fuel Containment In Struts

If no fuel is present, no further action is required.

If fuel is present, implement the October 2, 1991 Service Letter - PS0553 at this time.

Owner Notification

U.S. and Canadian owners will receive the attached Owner Notification.

Service Claim Allowances

NOTE: This is a 1-hour job.

NOTE: U.S. and Canadian Dealer Only - Eligible dealers may enter a Type 2 SIMS Report.

Parts Disposition

Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.

NOTE: MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE.

Attach.

(1-Owner Notification)

Copy Of Owner Notification For U.S. And Canadian Owners