Improved Stick is Now Used on Certain 424B and 424B HD Backhoe Loaders {6502} Caterpillar

Backhoe Loader

424B (S/N: JRN1-4255)

424B HD (S/N: JRY1-1686)

Reference: Special Instruction , M0075952 , "Welding Repair Procedure for Stick Boss Cracking on Certain 424B Backhoe Loaders"

Description Of Change: Improved stick is now used on the machines listed above. Welding process is also improved with a better welding ergonomics. This improved welding process enables the operator to achieve recommended torch angle for a better welding.

Adaptable To: The following changes are adaptable to the products within the listed serial numbers, and are effective with all products after the listed serial numbers.

Illustration 1	g06329254
Typical example Hoe stick group (A) 418-6313 Stick

Refer to Special Instruction , M0075952 for the welding repair procedure.

The Special Instruction is available through the normal literature distribution system. The publication can also be found on the Caterpillar Service Information System (SIS).