Ci4 - Curtis RU Series User Manual

CLEANING INSTRUCTIONS
NOTICE - Do not use cleaning liquids, compounds or powders containing acids or corrosives. These
products promote corrosion and will pit the stainless steel. Never use abrasives to clean the unit(s). USE
OF THESE PRODUCTS WILL VOID THE WARRANTY.
Daily Cleaning - Urns
WARNING: Avoid injury. The cleaning instructions below involve cleaning hot surfaces with very hot water.
1 Clean the brewer liner(s). Drain any remaining coffee out of the liner(s). Run a brew cycle of fresh water. Spray
the hot water into the liner(s), then thoroughly brush out with a long handled brush. Drain the water out of the
liner(s), then repeat the proceeding cleaning procedure. After draining the second time, wipe down the liners
with a clean towel. If the urn is not going to be used immediately, pour a gallon or two of fresh water inside
each liner. Remember to drain off this water before making another brew.
2 Remove the wire baskets from the unit and wash with urn cleaner. Rinse thoroughly.
3 Clean the exterior. Turn off the main power toggle switch and allow the unit to cool. Wipe the exterior surfaces
with a damp cloth to remove spills and debris. Turn power back on when done.
Bi-Weekly Cleaning - Urns
The following cleaning process requires TABZ ™ brand, Z95 Cleaning Tablets (Curtis PN WC-79000).
WARNING: Avoid injury. The cleaning instructions below involve cleaning hot surfaces with very hot
1 Be sure the water jacket is full of water at brewing temperature. Drop one (1) Z95 tablet into the water for each
1.5 gallons of liner capacity. Mix until the tablets are completely dissolved.
2 Scrub the inside of the liner cover(s) and the inside of the liner(s) with a long handled brush.
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4 After soaking is complete, open all faucets on the unit to drain the cleaning solution.
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6 Fill the liner(s) with hot rinse water a second time and drain.
7 Switch off power to the unit at the circuit breaker panel. Turn off the water supply. Drain the liner(s).
8 If the urn is not going to be used immediately, pour a gallon or two of fresh water into each liner. Remember to
drain off this water before making another brew.
Spray Head Cleaning - Weekly
Remove the spray head from the spray arm and clean it once a week using a mild solution of dish-washing
detergent and warm water. Clean the spray heads more often in heavy lime areas.

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