Sentry Fire Extinguisher AA10S

Warning: This test requires trained personnel with PPE!

Extinguisher cylinder shows evidence of corrosion or mechanical injury?

Enter the test pressure as determined by the manufacturer

Select the type of extinguisher

Extinguisher passed the hydrostatic test?

Sign off on the hydrostatic test

Clean any dirt or other foreign material from the extinguisher and bracket

Remove the extinguisher from the bracket and clean extinguisher surfaces which were in contact with the bracket

Inspect the bracket. If it is bent or cracked, replace it

Check to see that the bracket is firmly mounted. Tighten or replace mounting fasteners

Avoid possible rust damage by cleaning and painting whenever bare metal is exposed

Following extinguisher maintenance, secure the extinguisher in the bracket. If the bracket does not hold the extinguisher securely or the bracket is difficult to close, replace the affected part and/or the entire bracket

Sign off on the bracket maintenance

Warning: This test should be performed by trained personnel only!

Select the type of extinguisher

Extinguisher shows evidence of corrosion or mechanical injury?

Enter the test pressure as determined by the manufacturer

Extinguisher passed the pressure test?

Sign off on the hydrostatic test

Invert the extinguisher and press the lever to release all pressure

Disassemble the valve assembly, removing the pick-up tube, valve stem, and spring

Apply epoxy sealant to the threads of the new gauge

Screw the new gauge into the valve body making certain that the operating range on the gauge face is pointed to the top of the valve

Clean valve body, lubricate, and reassemble

Recharge extinguisher and check for leakage

Check for looseness between the extinguisher and the bracket

The band clamp should shut tightly, compressing the band grommet

Inspect the extinguisher and bracket for wear caused by movement of the extinguisher within the bracket

Examine the entire bracket closely for loose or worn hinges or hingepins, bent or cracked bands and worn or missing grommets

List all components that are missing, worn or damaged

Sign off on the bracket inspection