TM 5-4220-233-14
Table 3-1. Operator/Crew Troubleshooting (Continued).
MALFUNCTION/SYMPTOM
PROBABLE CAUSE
TEST OR INSPECTION/CORRECTIVE ACTION
COMPRESSED GAS SYSTEM
7.
EXCESSIVE TIME REQUIRED TO RECHARGE STORAGE CYLINDERS.
Manifold valve (MV117) open.
Close manifold valve.
8.
CYLINDER PRESSURE GAUGE FOR ONE OR MORE (BUT NOT ALL) STORAGE CYLINDERS READS
LOWER THAN RECHARGE PRESSURE.
Corresponding cylinder valve or 1/4-turn ball valve not opened.
Open valve (s).
9.
SCUBA CYLINDER FILL RATE OF 400 PSI/MINUTE CANNOT BE ACHIEVED.
High pressure valve (MV119) or bleed off valve (MV204) open.
Close high pressure valve and bleed off valve.
Bleed valve on yoke adaptor(s) open.
Close bleed valve on yoke adaptor(s).
3-7
