REPAIR FUEL CELL INTERIOR PLIES
Prepare repair cement (E63.2) by blending
the two ingredients of part two (E63.5)
together first and then transfer the entire
contents of part two into the can of part one
(E63.4). Wear gloves (E186).
Unmixed cement will not cure.
Stir cement mixture with tongue depressor
(E424) for approximately 5 minutes. Make
certain components are completely blended
Fill cavity of damaged area (1) level with
inner liner with cement mixture (4) to make a
smooth continuous surface to apply barrier
over. Smooth surface with gloved fingers
wet with MEK (E244). Remove any excess
cement from unbuffed area using a clean
cloth dampened with MEK (E244). Apply
cement mixture to no more than 1/4 inch of
O.D. of buffed area (5).
Allow cement to air cure for approximately
Barrier cement (E63.3) is soluble
in methyl-ethyl-ketone (E244). Do
not apply MEK to repair area after
applying barrier cement.
Do not shake barrier cement (E63.3).
Stir with a wooden tongue depressor