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THREAD REPAIR THREAD SEALING STRIPPED THREAD REPAIR STANDARD FITTINGS PIPES, HYDRAULIC, OR AIR PST® Band PST® Band Cleaned Bolt Release Agent Cover Threadlocker Plate Stripped Threads Release Agent 1. Clean parts of contamination. If necessary, spray Loctite® 7649TM Primer NTM onto threaded parts (male and female). Allow to dry. FORM-A-THREAD® FORM-A-THREAD® Note: Primer is not required for brass parts. 1/ 2 Fill Only 2. Apply a band of Loctite® PST® Thread Sealant to male threads starting one New to two threads from end of pipe. Tape Tape Threads 3. Assemble parts snugly. Do not overtighten. Step 1 Step 2 Step 3 4. If initial pressure exceeds 1000 psi*, wait 30 minutes before pressurizing. Note: · For stainless steel components, use Loctite® 567TM PST® Thread Sealant. STANDARD THREAD REPAIR · For general purpose thread sealing, use Loctite® 565TM PST® Thread Sealant or Loctite® QuickStixTM 561TM PST® Pipe Sealant. 1. Follow instructions on Loctite® FORM-A-THREAD® package. · For fine filtration systems requiring zero contamination, use 2. If cover plate is used for bolt alignment: Loctite® 545TM Thread Sealant for hydraulic/pneumatic fittings. (a) Apply release agent to mating faces around repair area. · For easier disassembly or large diameter fittings, use Loctite® (b) Use "waxed" paper or similar film between faces. 564TM Thread Sealant. 3. A "jiggling/twisting" motion when initially inserting bolt improves · If sealing chemicals or strong acids/bases, refer to Fluid thread conformation. Compatibility Chart (LT-836). Note: NOT intended for engine stud repair. · Do not use on oxygen or strong oxidizers (chlorine). · For PVC or ABS pipe, use Loctite® No More LeaksTM. SMALL HOLE/FINE THREAD REPAIR *Depending on conditions OPTION 1. Drill out damaged hole to oversize, then follow STANDARD PIPE UNIONS THREAD REPAIR. PST® Band PST® Band PST® Band OPTION 2. Apply Loctite® FORM-A-THREAD® to screw and insert into damage hole. Clamp in place while product cures. STUD INSTALLATION -- PERMANENT (LIGHT DUTY) 1. Use stud or cut "all thread" to desired length. 2. Do NOT apply release agent to stud. ® PST Coating (May be used for new or damaged seat) 3. Proceed as with STANDARD THREAD REPAIR. 1. Disassemble and, if necessary, spray all components with Loctite® 4. Allow 30 minutes to cure. 7649TM Primer NTM. Allow to dry. 5. Assemble as required. 2. Apply a thin coating of Loctite® PST® Thread Sealant to union face. 3. Apply a band of Loctite® PST® Thread Sealant to male threads. 4. Assemble parts snugly. 8 9