REPAIR FUEL CELL INNER LINER
Unmixed cement will not cure.
Stir cement mixture with tongue depressor
(E424) for approximately 5 minutes. Make
certain components are completely blended
Apply a light coat of cement mixture (3) over
buffed repair area to no more than 1/4 inch
of O.D. of buffed area (4). Use a brush.
Smooth surface with gloved fingers wet with
MEK (E244) and remove any excess cement
from unbuffed area. Use clean cloth (E120)
dampened with MEK (E244). Wear gloves
(E184.1). Allow 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
Keep lid on can of barrier cement
(E63.3) when not in use to prevent
evaporation and thickening.