CYLINDER HEAD GP 6N2467 - Caterpillar

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Illustration 1 g00942652
(1) Installed piston cooling jets The valve must move freely. Tighten the bolt to the following torque. ... 9 N m (7 lb ft)Piston Cooling Jet Alignment
Illustration 2 g01006929
(2) Piston cooling jet
(3) Rod
(4) Cylinder block Use the following procedure in order to check the alignment of the piston cooling jet.
Insert rod (3) into the end of the piston cooling jet (2). Rod (3) has a diameter of 1.70 mm (0.067 inch). Rod (3) must protrude out of the top of the cylinder block.
Dimension (A) is 50.75 mm (1.9980 inch) and dimension (B) is 9.35 mm (0.3681 inch). Dimension (A) and dimension (B) are tangential to the cylinder bore (4).
The position of the rod (3) must be within dimension (C). Dimension (C) is 10 mm (0.3937 inch). Note: Ensure that the rod (3) can not damage the piston cooling jet when the alignment is checked. The piston cooling jets can not be adjusted. If a piston cooling jet is not in alignment the piston cooling jet must be replaced.