TM 5-5420-228-24
STE/ICE Test Procedures - Continued
FROM STEP 4
5
Check overhead dual counterbalance valve for
pressure setting between 3550 to 3650 psi.
First Technician (Operator's Station)
Start engine.
Move ball valve to "LAUNCH" position.
Set engine speed at 1800 rpm.
Depress overhead cylinder control lever.
Press and hold TEST BUTTON until readout
displays "CAL", then release button.
Release overhead cylinder control lever.
Check if pressure indication on VTM display is
between 3550 to 3650 psi.
Does VTM display indicate between 3550 to 3650
psi?
6
System is operational.
7
Replace cartridge (C1) in
Perform launch and retrieve
overhead dual counterbalance
procedures (TM-10).
valve (page 3-204.64).
YES
NO
Change 3
2-58.3
