Inspection-Acceptance and Rejection Criteria
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.
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.
Steps 1 and 2 apply to installation of fire extinguisher cylinders only.
Remove two cap assemblies (20 and 21) from each fire extinguisher cylinder (5).
Remove clamp (22) and two plugs (23) from each fire extinguisher cylinder (5).