Page 62-63 - LT_3722_v8_MRO.qxp

9
1. Disassemble and, if necessary, spray all components with Loctite®
7649™ Primer N™. Allow to dry.
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.
PST® Band PST® Band
PST® Band PST® Band PST® Band
PST® Coating (May be used for new or damaged seat)
PIPE UNIONS
1. Clean parts of contamination. If necessary, spray Loctite® 7649™ Primer N™
onto threaded parts (male and female). Allow to dry.
Note: Primer is not required for brass parts.
2. Apply a ban d of Loctite® PST® Thread Sealant to male threads starting one
to two threads from end of pipe.
3. Assemble parts sn ugly. Do not overtighten.
4. If initial pressure exceeds 1000 psi*, wait 30 minutes before pressurizing.
Note: • For stainless steel components, use Loctite® 567™ PST® Thread Sealant.
• For general purpose thread sealing, use Loctite® 565™ PST®
Thread Sealant or Loctite® QuickStix™ 561™ PST® Pipe Sealant.
• For fine filtration systems requiring zero contamination, use
Loctite® 545™ Thread Sealan t for hydraulic/pneumatic fittings.
• For easier disassembly or large diameter fittings, use Loctite®
564™ Thread Sealant.
• If sealing chemicals or strong acids/bases, refer to Fluid
Compatibility Chart (LT-836).
• Do not use on oxygen or strong oxidizers (c hlorine).
• For PVC or ABS pipe, use Loctite® No More Leak s™.
*Depending on conditions
STANDARD FITTINGS – PIPES, HYDRAULIC, OR AIR
THREAD SEALING