TM 10-4630-207-13&P
0008 00
TROUBLESHOOTING PROCEDURE 4
TANK NOT DRAINING
SYMPTOM
Float level indicator remains at F.
MALFUNCTION
Drain valve not open.
CORRECTIVE ACTION
Open drain valve FULLY as described in WP 0005 00.
MALFUNCTION
Isolation valve closed.
CORRECTIVE ACTION
Open isolation valve as described in WP 0005 00.
MALFUNCTION
Hoses clogged.
CORRECTIVE ACTION
Check for proper connection of drain hoses to drain valve and disposal
point. Do not turn hoses at sharp angles. Ensure drain valve is FULLY
open.
0008 00-5
