TM 5-5420-226-20-1
P r e v e n t i v e
M a i n t e n a n ce
Item
No.
40
Checks and Services for M48A15 AVLB Hull -
C o n t i n u ed
Location
Interval
Item to
Procedure
Check/Service
Semiannual
Portable Fire
Extinguisher
- Continued
Check that plastic indicator is intact.
Not Fully Mission
Capable if:
NOTE
Some fire extinguishers have a safety wire-lead seal attached to pull
pin.
Check that safety wire-lead seal is
not broken or missing.
Check that tube is not kinked.
Check that nozzle is clear of obstruc-
tions.
Install portable fire extinguisher on
mounting bracket.
Check that locking handle holds fire
extinguisher firmly in position on
mounting bracket.
Change 6 3-63