FMC Corporation - Talstar FMC L06 Manuale Utente
Doc No: OMM50000903
Rev: B Page 37 of 65
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property of FMC Technologies, and may not be reproduced, disclosed, or made public in any manner prior to express written authorization by FMC.
A variation of this is the use of a hydraulic pump and cylinder jack (porta power) to
generate the load that the bumper, strong back, and nut would generate. This is shown
if Figure 8. It is useful to put “dry ice” on the seat if it will not loosen. Allow five minutes
for cooling of seat before attempting removal.
generate the load that the bumper, strong back, and nut would generate. This is shown
if Figure 8. It is useful to put “dry ice” on the seat if it will not loosen. Allow five minutes
for cooling of seat before attempting removal.
CAUTION: Dry ice will cause freeze burns to skin if contacted. Use thick leather gloves
when handling. Dry ice is often available at grocery stores.
when handling. Dry ice is often available at grocery stores.
Figure 10: Hydraulic Power used to Remove Valve Seat
Tension Rod
Hold Down Nut
Hydraulic Ram
(jack)
(jack)
Strong Back
Hand Pump to Pressurize Hydraulic
Ram
Ram
Top of Fluid Cylinder