TM-9-2350-238-34-1
HULL AND RELATED COMPONENTS, RECOVERY VEHICLE, FULL TRACKED: LIGHT, ARMORED, M578
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL
MARCH 1994
TM-9-2350-238-34-1 - Page 79 of 292
WARNING
TM 9-2350-238-34-1
3
Connect 0 to 10 psi (0 to 69 kPa) pressure gage (4), pressure regulator valve (5), and shutoff
valve (6) to hose (3). Connect shutoff valve to compressed air source (7).
4
Set pressure regulator valve (5) to 3 psi (21 kPa). Pressurize fabric fuel cell for 5 minutes
minimum. Observe gage for any pressure drop .
5
Check for air leakage with soap solution at the following places :
a .
access covers .
b.
fuel level transmitter .
c.
fuel filler neck .
d.
fuel drain plugs .
e .
coolant heater fuel intake.
f.
fuel supply and return line quick disconnects .
6
Tighten capscrews, if required, to stop leaks. No leakage is permissible. If leakage cannot b e
stopped by tightening capscrews, disassemble the fabric fuel cell to the extent necessary to
reseal leaking area .
Failure to reduce pressure to zero before removing
injury .
fuel filler neck cap may cause
7
Reduce fabric fuel cell pressure to zero and remove test equipment. Install plug in coolan t
heater fuel intake (1).
8
Remove fuel filler neck cap and turn cap vent valve to OPEN position. Install fuel filler neck
cap .
9
Install right tunnel access cover .
10
Allow 6 hours minimum drying time for sealants, then fill fabric fuel cell with diesel fuel.
2-67
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