29 | GE Oil & Gas
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Assembly Note: The balance valve assemblies are now installed. Perform a leak test of the valve bodies by following steps 9-11.
Step 9: Apply approximately 100 pisg air to the supply ports.
For the
Top Body (G) the port is marked “P3”, and for
Bottom Body (H) the port is marked “P1”.
Step 10: Apply soap around the valve seat and the back
end of the retainer, as shown in Figure 4 and Figure 5.
Step 11: If a leak is found, check the o-ring integrity,
contamination between the balance valve (D), and the seat (A).
Disassemble and repeat steps 1-11. If there are no leaks,
move to step 12.
P3
P4
P2
P1
Soap test
here
Pressurize
this port
Top Body (G)
Bottom Body (H)
Soap test
here
Pressurize
this port
Soap test
here
Figure 4
P3
P4
P2
P1
Soap test
here
Pressurize
this port
Top Body (G)
Bottom Body (H)
Soap test
here
Pressurize
this port
Soap test
here
Figure 5
Soap test
here