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ML C 650 c65mm410

The document provides instructions for inspecting and restoring portable fire extinguishers. It describes performing a functional check by weighing the extinguisher and comparing it to the specified weight, and replacing or servicing any extinguisher that does not match the weight. It also details sending extinguishers to an approved facility for a hydrostatic test or internal inspection as part of the restoration process and then reinstalling them in the airplane.

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70 views1 page

ML C 650 c65mm410

The document provides instructions for inspecting and restoring portable fire extinguishers. It describes performing a functional check by weighing the extinguisher and comparing it to the specified weight, and replacing or servicing any extinguisher that does not match the weight. It also details sending extinguishers to an approved facility for a hydrostatic test or internal inspection as part of the restoration process and then reinstalling them in the airplane.

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Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Model 650 Maintenance Manual (Rev 38)

26-22-00 (Rev 32)

PORTABLE FIRE EXTINGUISHER - INSPECTION/CHECK


TASK 26-22-00-720
1. Portable Fire Extinguisher Functional Check (Weight Check)
A. Complete a Functional Check (Weight Check) of the Portable Fire Extinguisher(s).
(1) Remove the portable fire extinguisher from the airplane. Refer to the Portable Extinguishing - Maintenance Practices.
(2) Weigh the portable fire extinguisher.
(3) Compare the weight of the fire extinguisher bottle to the weight shown on the NFPA or UL specification placard, attached
to the portable fire extinguisher.
NOTE: It is possible for the portable fire extinguisher to be not fully charged with a pressure gage that
shows a full pressure.
(4) Make sure the weight of the portable fire extinguisher does agree with the weight shown on the NFPA or UL specification
placard.
(5) If the portable fire extinguisher weight is less than the NFPA or UL specification placard weight, replace the portable fire
extinguisher or send it to an approved fire extinguisher service facility.
(6) Install the portable fire extinguisher in the airplane. Refer to the Portable Extinguishing - Maintenance Practices.
END OF TASK
TASK 26-22-00-960
2. Portable Fire Extinguisher Restoration (Hydrostatic Test)
A. Complete a Restoration (Hydrostatic Test) of the Portable Fire Extinguisher(s).
(1) Remove the portable fire extinguisher from the airplane. Refer to the Portable Extinguishing - Maintenance Practices.
(2) Do an hydrostatic test on the portable fire extinguisher at an approved fire extinguisher service facility.
(3) Install the portable fire extinguisher in the airplane. Refer to the Portable Extinguishing - Maintenance Practices.
END OF TASK
TASK 26-22-00-961
3. Portable Fire Extinguisher Restoration (Internal Inspection)
A. Complete a Restoration (Internal Inspection) of the Portable Fire Extinguisher(s).
(1) Remove the portable fire extinguisher from the airplane. Refer to the Portable Extinguishing - Maintenance Practices.
(2) Do an internal inspection on the portable fire extinguisher(s) at an approved fire extinguisher service facility.
(3) Install the portable fire extinguisher in the airplane. Refer to the Portable Extinguishing - Maintenance Practices.
END OF TASK

Copyright © Textron Aviation Inc. Page 1 of 1


Retain printed data for historical reference only. For future maintenance, use only current data. Print Date: Tue Nov 21 09:40:22 CST 2023

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