2012/10/02 Caterpillar


Improved Contact Wear Plates Now Used on Certain Felling Heads {0679, 6820, 7050, 7051}

Usage:

SH-56B PYW
Felling Head:
SH-56B (S/N: PYW1-UP)

Description of Change: New contact wear plates are now used on certain Felling Heads. The new wear plates increase disc service life by preventing tooth contact with the carry plate.

Adaptable To:

Table 1
Quantity     Part Number     Description    
2     399-8198     Wear Plate    
1     399-8200     Wear Plate    
Table 1 indicates the new wear plates. These wear plates are effective in production on SH-56B (S/N: PYW134-UP).

The new wear plates are adaptable to the Felling Heads listed below. Refer to Special Instruction, REHS7672, "Installation Procedure for the Improved Contact Wear Plates on Certain Felling Heads" in order to implement this improvement.

  • SH-56B (S/N: PYW1,105-106,108-131,133)

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