2013/08/23 Caterpillar


The Design of the 391-4038 Head Allows for Alignment of the Bore of the Sleeve with the Bore of the Bushings on H75E s Hammers {6333}

Usage:

H75E S X9E
Work Tool:
H75E S (S/N: X9E1-UP)

In the design of head (1), there is an unmachined surface (B) of the center bore. This Unmachined surface (B) may not be align with the bore of sleeve (2) or the bore of bushings (3) and (4). The misalignment does not affect the proper operation of the Hammer. The bore of sleeve (2) and the bore of bushings (3) and (4) are in alignment, continue using existing head (1).




Illustration 1g03424179

Cross section of front head

(A) Machined surface

(B) Unmachined surface

(1) 391-4038 Head

(2) 369-1556 Piston Sleeve

(3) 369-1558 Bushing

(4) 369-1559 Bushing

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