Table 4-2.
Troubleshooting
TEST OR
MALFUNCTION
INSPECTION
CORRECTIVE ACTION
1. Tank leaks
- Check tanks f o r
- Repair puncture with
punctures or cuts
sealing clamps or plugs
(Ref. para 4-8).
2. Vent Assembly
- Check O-Ring between
leaks
flanged adapter and
tank for nicks, or
distortion.
- Check vent stand pipe
for cracks or damage.
- Check coupling for
breaks or cracks.
- Check for loose or
missing hexagon
head bolts.
- Remove coupling from tank
fitting and replace O-ring
(Ref. para 4-9).
- Remove and replace vent
stand pipe (Ref. para 4-9).
- Remove and replace
coupling (Ref. para 4-9).
- Tighten or replace bolts.
3. Pressure Relief
- Check relief valve
-Clean relief valve (Ref.
Valve remains
for debris in tube
para 4-9).
open
or on pivot pin.
4. Hose Assembly
- Check female coupling
- Remove and replace gaskets
leaks
gaskets for damage
or wear.
4-5
