MSA G1 Operating Manual page 35

US
13.3.1 Storage and Shelf Life for Gas Mask Application
Canister Part Numbers:
• 10059903
• 10067469
• 10067491
• 10067470
NOTE: When stored unopened in the original foil packaging, these canisters have a 5 year shelf life with the expiration date
printed on the foil bag. The canisters may be stored outside the original factory packaging with a reduced shelf life by using the
following procedure.
Approved Storage Configurations Outside the Original Foil Packaging
Storage Option 1: Storage without using the hard case for gas masks (case sold separately)
1. Remove the canister from the box and bag.
2. Locate the white block on the canister label.
3. Mark on the canister, in the white block, an expiration date of 1 year (for formaldehyde canister, PN 10067470, an
expiration date of 6 months) from the date the canister was removed from the packaging. This expiration date must not
to exceed the original expiration date printed on the foil packaging.
Figure A
Figure B
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4. Using the enclosed cap and plug assembly as shown in Figure A, place the cap end
over the threaded outlet of the canister as shown in Figure B.
G1 APR Facepiece
13 Safekeeping and Storage