TM 5-2420-230-24-2
Injector - Testing
Section 6 - Injectors - Group 06
Page 6-12
B Series Shop Manual
Injector - Testing
Warning: Keep your body clear of test spray. Fluid can
be injected into the bloodstream causing blood poison-
ing and possible death.
All nozzles must be tested for opening pressure, chatter
and spray pattern.
Check the opening pressure.
a. Open valve.
b. Operate lever at one stroke per second.
c. Read pressure indicated when spray begins.
If the opening pressure is out of specification, then change
the shim pack. Adding shims will increase pressure.
Leakage Test:
a. Open valve.
b. Operate lever to hold pressure 20 bar [290 psi]
below opening pressure.
c. No drops should fall from the tip within 10 seconds.
L-366