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REMOVE FIRE EXTINGUISHER (BOTTLE) (892868-02) (Continued) | Up
TM-55-1520-240-23-10 UH-1H/V and EH-1H Aircraft Manual | Next
INSPECT FIRE EXTINGUISHER (BOTTLE) (30402103) (Continued) |
TM 55-1520-240-23-10
12-26
INSPECT FIRE EXTINGUISHER (BOTTLE) (30402103)
12-26
INITIAL SETUP
Applicable Configurations:
All
Tools:
Technical Inspection Tool Kit, NSN 5180-00-323-5114
Dial Indicating Scale, 0 to 10 Pounds
Materials:
Lockwire (E231)
Personnel Required:
Inspector
References:
TM 55-1520-240-23P
Equipment Condition:
Off Helicopter Task
General Safety Instructions:
When not mounted in helicopter, fire
extinguishers (bottles) can become
dangerous missiles if discharged. Do
not detonate, discharge, or abuse fire
extinguishers. Injury to personnel can
result. Remove cartridges (squibs)
when extinguishers are removed for
storage.
Whenever fire extinguisher cartridges
are not installed, the positive terminal
and ground terminal must be shunted
to prevent firing from stray voltage.
INSPECT EXTINGUISHER
1.
If not already done, connect shunt wire (1)
between positive electrical terminal (2) and
ground terminal (3). Use lockwire (E231).
2.
Check extinguisher (4) for damage. There shall
be no nicks, cracks, cuts, corrosion, chafing, or
scoring.
3.
Inspect extinguisher (4) for scratches. There
shall be no scratches deeper than 0.004 inch.
4.
Inspect extinguisher (4) for dents. There shall
be no dents deeper than 1/16 inch per inch of
dent diameter.
5.
Check decal (5) and helicopter DA Form 2408-18
for servicing dates of extinguisher (4). If this
information is not recorded, weigh extinguisher
(4). If extinguisher weighs 6.25 pounds or more,
install a new decal. If extinguisher weighs less
than 6.25 pounds, return it for servicing. Install
a new extinguisher.
6.
Weigh extinguisher (4) without caps or protective
plugs. Compare weight to weight marked on
decal (5). Difference shall be less than 4 ounces.
12-63
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