TM 5-2420-230-24-2
Cylinder Head - Assembly (2-13)
Cylinder Head - Group 2
Page 2-22
B Series Shop Manual
Install new valve collets and release the spring tension.
Plastic Hammer
Warning: Wear eye protection. If the collets are not cor-
rectly installed, they can fly out when the stems are hit
with a hammer.
After assembly, hit the valve stems with a plastic hammer
to make sure that the collets are seated.
L-285