Cleaning a Flow Regulator

Preparations

Turn off the shut off screws (see video)

Steps

1. Remove the flow regulator hood (FR-15)
2. Remove the shut-off swtich hood (FR-71)
3. Remove the two screws (FR-41) from the flow regulator that you wish to clean
4. Remove the flow regulator cap (FR-9), O-ring (FR-14) and spring (FR-29)
5. Remove the ceramic cylinder (FR-7C | FR-4C) and piston (FR-6C | FR-60C | FR-3C)
6. Remove the bottom O-ring (FR-28)
7. Clean out the inside of the chamber with a cotton swab
8. Wash the two ceramic cyclinders under tap water
9. Reinsert the bottom O-ring (FR-28) at the bottom of the chamber
10. Reinsert the ceramic cylinders (FR-XX) into the flow regulator chamber, ensuring they are put back in the chamber exactly as they came out
11. Replace the flow regulator cap (FR-9), O-ring (FR-14) and spring (FR-29) into the flow regulator chamber
12. Reinsert the flow regulator screws (FR-41) and replace the flow regulator hood (FR-15).

Cleanup

Turn all shutoff screws back to the on position.

Parts needed

Part No.	Description
FR-15
FR-71
FR-41
FR-28	Cylinder Seal O-Ring (For CERAMIC)
FR-7C
FR-4C
FR-6C
FR-3C