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4. Appendix IV
4.1
Changing DOE Filter
Step
1
2
3
4
5
6
7
8
Figure 1: Example of DOE filter.
Stop auto cycle and cool down solvent in the system.
Wait until solvent Is cooled.
Shut down the system and perform Lockout/Tagout procedures.
Close isolated valves immediately.
(Refer to plumbing drawing for valve number.)
Open the drain valve to drain solvent from filter to a safe container.
Dispose solvent according to your local regulations.
Unscrew the cover nut, being certain to support shell with hand.
Remove the cartridge from shell by pulling up through the open top of
the shell.
Dispose of cartridge properly according to your local trash regulations.
Clean and dry inside of shell thoroughly.
Description
Pressure gauge
Cover nut
Drain Valve
(bottom)
4-10
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