TM 5-5420-228-24
Symptom-7.1
HEU BRIDGE DOES NOT RETRACT FROM VERTICAL POSITION OR DOES NOT
RETRACT SMOOTHLY.
First Technician (Operator's Station)
·
Start engine.
·
Move ball valve to "LAUNCH" position.
·
Set engine speed at 1800 rpm.
·
Launch bridge (TM-10).
·
Shut engine off.
·
Move ball valve to "TRAVEL" position.
Both Technicians (Launcher)
·
Remove overhead cylinder armor (page 3-223).
First Technician (Operator's Station)
·
Start engine.
·
Move ball valve to "LAUNCH" position.
·
Set engine speed at 1800 rpm.
·
Cycle overhead cylinder control lever.
Second Technician (Launcher)
·
Visually check overhead cylinder hydraulic lines and
fittings for leaks, crimping, or damage.