Pipe Thread Tightening Procedures.
Adhesives, solvents, and sealing compounds can burn easily, can give off harmful vapors, and
are harmful to skin and clothing. To avoid injury or death, deep away from open fire and use
in well-ventilated area. If adhesive, solvent, or sealing compound gets on skin or clothing,
wash immediately with soap and water.
Use sealing compound sparingly and only on male threads. Do not apply compound on first
two threads to avoid contamination of system from compound. Do not apply compound to
hose connections or fittings with preformed packings. Damage to equipment may result.
Coat threads of male fitting with sealing compound, sealant or adhesive as indicated in each maintenance
Position male fitting on female fitting finger tight.
Scribe alignment mark on both fittings.
It may be necessary to tighten fitting slightly more or less than 2 1/2 turns to match
position noted prior to removal. Do not loosen fitting to arrive at proper position or a leak
Over tightening may cause pipe fitting to deform and damage to the joining fitting, flange
Tighten male fitting 2 1/2 (3 maximum) full turns past hand tight position.