Australian Pipeline Valve - Installation, Operation and Maintenance Manual
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SIDE ENTRY 3P TRUNNION BALL VALVES API6D STANDARD - BVF100 SERIES
6.9 BOLTS, NUTS AND THREADED COMPONENTS
a- All bolts, nuts, and threaded particulars shall be cleaned with kerosene, dried and lubricated with
protective oil. The body bolts should have a copper based anti-seize grease applied. To ensure grease
does not dry or wash out and does prevent corrosion protective plastic nut caps with grease nipples
are available.
b- The threads should be visually inspected to verify the integrity of the components.
7 . 0 V A LV E A S S E M B LY
The sample drawing in Appendix 1 is used as a reference, however, refer to actual as-built drawing as the
Bill of Material varies according to size, class and trim.
7.1 VALVE LUBRICATION
For components that need to be lubricated use grease IP Bimol Grease or similar.
7.2 SEAT AND SPRING ASSEMBLY
a- Put the spring part no. 08 into proper housing on the seats part no. 04.
b- Be sure that the flange/body seat area is properly lubricated and position it on a horizontal plane.
c- Insert the o-rings part no. 17 and the fire safe gasket into the grooves of the seat ring part no. 04.
d- Lower the seat ring into the body/flange cavity. Be careful to avoid damaging the gasket.
7.3 FIRST ADAPTOR ASSEMBLY
a- Assemble the adaptor part no. 03 with the body.
b- Screw studs part no. 19 and tighten the nuts part no. 19a (ensure they are pregreased as per 6.9).
c- Refer to Appendix 2 for bolting torques.
7.4 BALL, SUPPORT, BONNET AND STEM ASSEMBLY
a- Assemble the bearings part no. 20, the O-rings part no. 11 and 14 and the gasket with the bonnet part
no. 10.
b- Introduce the stem part no. 12 into the bonnet. Be careful to maintain the stem in the same axis of the
bonnet.
c- Assemble the ball part no. 02 with the bearings part no. 20a and support part no. 23 and insert the
ball in the lateral body cavity.
d- Insert the stem and the bonnet in the ball, through the upper port of the body. Make sure that the stem
groove of the key is along pipeline direction, with the ball in the fully open position. Screw and tighten
the stop screws part no. 18.
