Nozzle chatter check.

9-2815-210-34-2-2

(4) Nozzle chatter check.

FRAME

NOTE

Chatter is a normal sound that happens when the valve

i s open and the valve seat surface is clean.

M a k e sure pressure gate valve (1) is closed.

P u m p handle (2) and check that a fine spray comes out of nozzle (3) and a

c h a t t e r sound is heard at each stroke.

Do step 2 several times. I f spray does not come out or chatter sound only

happens sometimes, disassemble, clean and inspect, and repair nozzle. Refer

t o para 4-40b, c, and d.

U n s c r e w connector tube (4) and take off nozzle and holder assembly.

END OF TASK

4-401