CHAPTER 10: MAINTENANCE OF PERSONNEL HEATER AND CONNECTING
TM 9-2350-256-20
COMPONENTS, AND FIXED FIRE EXTINGUISHER SYSTEM
10-4 REPLACE/SERVICE FIRE EXTINGUISHER CYLINDERC Continued
b. INSPECTION
1 Before installation, weigh each cylinder. The cylinder should weigh about 35 pounds (15.9 kilograms) when
fully charged. If weight is less than 90 percent of marked weight of cylinder, replace cylinder.
2 Inspect the fire extinguisher data plate to ensure that a hydrostatic test has been performed within the past 5 years.
Faulty extinguishers or those beyond the test time limit (5 years) shall be declared unserviceable and replaced.
c. INSTALLATION
NOTE
Steps 1 and 2 apply to installation of new
fire extinguisher cylinders only.
1 Remove two cap assemblies (20 and 21) from each
fire extinguisher cylinder (5).
2 Remove clamp (22) and two plugs (23) from each
fire extinguisher cylinder (5).
NOTE
Steps 3 through 11 apply to both left and
right banks.
3 Install directional slide (16) with six new
lockwashers (19) and six screws (18).
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