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User Manual
ROX000295904
7. With the retriever standing on the ground, expand the inner barrel fully by pulling
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Figure 4-1: Roxar Double Block Service Valve installed in 6 o'clock position
Close and open both balls to ensure enough operation clearance. Ensure that both
balls in the valve are fully open and that the by-pass valves and the bleed off valve
are closed.
the hammer nut out (refer to the expanded retriever on the right of
Ensure it turns smoothy without sticking or catching: if the retriever does not turn
smoothly, it might require lubrication.
Note
If the access fitting is mounted at the 12 o'clock position, consider using the safety
clamp to avoid the retriever collapsing when mounted on the service valve. For the
3, 6, or 9 o'clock positions, the retriever can be mounted directly without the need
for the safety clamp.
Operating instructions
June 2020
Figure
4-2).
27
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