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GASKET DRESSING FORM-IN-PLACE SILICONES SEALED FLANGES STAMPED OR SHEET METAL FLANGES Primer NTM and 518TMGasket EliminatorŽ 2440TM (QuickStixTM 534TM) 2440TM 1. Remove old gasketing material and other heavy contaminants with LoctiteŽ ChiselŽ Gasket Remover. 2. Clean both flanges with LoctiteŽ ODC-Free Cleaner & Degreaser. 3. Apply a continuous bead of LoctiteŽ Instant Gasket or LoctiteŽ high performance silicones to sealing surface. Circle all bolt holes. Note: ˇ Use proper bead diameter to seal flange width and depth. 2440TM TM ˇ Minimize excessive material "squeeze in". Primer N Only 4. Assemble within 10 minutes by pressing together. Tighten as required. 1. Remove old gasketing material and other heavy contaminants with 5. Clean up any excess or squeeze out. LoctiteŽ ChiselŽ Gasket Remover. Use mechanical removal technique 6. Cure times will vary with temperature, humidity, and gap. Typical full if required. cure time is 24 hours. Note: Avoid grinding. 2. Clean both flanges with LoctiteŽ ODC-Free Cleaner & Degreaser. LoctiteŽ Instant Gasket* LoctiteŽ 587TM Blue 3. Spray LoctiteŽ 7649TM Primer NTM on both flange faces and both sides of COLOR Black Blue the precut gasket. Allow 1-2 minutes to dry. VISCOSITY, cP Paste Paste 4. Smear LoctiteŽ Gasket EliminatorŽ Flange Sealant to both sides of 1 1 GAP FILL /4" /4" precut gasket with a clean applicator. CURE METHOD Moisture/Oxime Moisture/Oxime 5. Place coated gasket on flange surface and assemble parts immediately. CURE SPEED Note: ˇ If cover bolts into blind holes (as above), apply LoctiteŽ Tack-Free 30 minutes 30 minutes 2440TM Threadlocker into hole and on threads. Full Cure 24 hours 24 hours Tighten normally. SERVICE TEMP. RANGE ˇ If it is a through bolt assembly, apply LoctiteŽ 2440TM Intermittent -75°F to 500°F -75°F to 500°F Threadlocker or LoctiteŽ QuickStixTM 248TM Threadlocker to -59°F to 260°C -59°F to 260°C bolt threads. 6. Tighten normally. *LoctiteŽ Instant Gasket provides a low pressure instant seal (100 psi at zero gap). 14 15