Hydrotech PURA Ultimate 19-GU-PURA Operation Manual - Manual (Page 20)

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8. After 5 minutes, shut-off the water supply and twist-off both drain caps. Allow both the hot and cold tanks to
drain completely. Replace the drain caps.
9. Check that there is no more color from the food coloring seen in the rinse water.
Return to Service
1. Turn on water supply to the unit and / or the RO treatment system / Pentek cartridge system.
2. As the reservoir has fills, dispense water from all 3 faucets.
3. Reconnect the UV Lamp connector and close the top cover.
4. Turn on red power switch.
5. Taste the water. Check the unit is clean and functions to the customer’s satisfaction. If you are not satisfied
with the quality of the water, check the filters and flush additional water through the unit. Answer any customer
questions regarding use of the unit.
NOTE Because of the slow make-up from the RO system, take along a few jugs of freshly prepared
RO water from your shop to fill the reservoir for faster rinsing.