Magnum Venus Plastech PATRIOT 3-1_4 PAT-PH-3250 Series - Manual (Page 24)

PAT-PH-3250 Series Powerhead Manual
Rev. 05/2012 Page | 24
Bolt Torque Procedures:
Bolt & Nut Torque Procedure for Patriot Powerhead &
Fluid Section
Tightening sequence should always be the across method. Tighten first nut or bolt to a
little more than hand tight, then jump to the nut or bolt directly across or opposite side
and tighten. Repeat this procedure thru a 3 step torque sequence minimum.
Powerhead Tie Rod Nuts (3/8-24 UNF)
1) Torque to 5 to 7 ft.lbs.
2) Torque to 15 ft.lbs.
3) Torque to 23 ft.lbs.
Powerhead to Fluid Section Tie Rods (3/8-16 UNC)
Apply removable thread locking compound to male thread.
Screw into Powerhead and torque to approximately 20 ft.lbs.
Use Grade 5 bolts & lock washers to connect Powerhead to fluid section.
Tighten to a final torque of 30 to 32 ft.lbs. using a 3 step procedure.
Fluid Section Socket Head Cap Screws (3/8-16 UNC)
Tighten to a final torque of 32 ft.lbs., using a 3 step procedure.
Removable thread locking compound is optional.