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10. Apply thread sealant to the threads of the stem retainer and screw the retainer back into the regulator
body. Tighten using wrenches.
11. Place the regulator back into the opening on the base wall. Reconnect any hoses which were removed to
access the regulator. (Use thread sealant when reconnecting hoses.)
12. Reconnect vacuum hose to vacuum manifold.
13. Close tanks back onto base and secure latch.
14. Place washer and jam nut back onto shoulder of regulator and tighten to secure regulator to base wall.
15. Replace spring washer, spring, and spring plate back onto regulator stem.
16. Screw black knob back onto regulator stem.
17. Screw nut back onto regulator stem. Do not screw nut on too far, as the nut may interfere with the
movement of the regulator knob and prevent the knob from being backed out when trying to adjust
regulator to lower pressures.
Vacuum Hose – Connected to
Vacuum Manifold
Regulator – Inserted into
opening on base wall
Apply thread sealant to stem
retainer
Screw stem retainer back into
regulator body