3204 Industrial Engines Caterpillar


Valves And Valve Springs

Usage:

NOTE: GUIDELINE FOR REUSABLE PARTS: VALVES AND VALVE SPRINGS, Forms SEBF8002 and SEBF8034 have the procedures and specifications necessary for checking used valves and valve springs.

(1) 9N3617 Spring for valves (new):

Length under test force ... 42.04 mm (1.655 in.)

Test force ... 222 ± 22 N (49 ± 6 lb.)

Length of spring at valve open position ... 29.64 mm (1.167 in.)

Use again minimum load at valve open position ... 687 N (154.5 lb.)

Free length after test ... 47.09 mm (1.854 in.)

Outside diameter ... 36.58 mm (1.440 in.)

Spring must not be bent more than ... 1.65 mm (.065 in.)

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