Ci4 - Curtis RU-150-20 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 and Banquet Brewer without Banquet Holder*
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/brewer 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 and Banquet Brewer without Banquet Holder
WARNING: Avoid injury. The cleaning instructions below involve cleaning hot surfaces with very hot water.
1 Be sure the water jacket is full of water at brewing temperature. Run a full brew cycle with water only, in each
liner, and stir in coffee urn cleaning compound. Dilute it according to the manufacturer's recommendations.
Allow the liners to soak at brewing temperature for the amount of time recommended in the cleaning
compound manufacturer's instructions.
2 Scrub the inside of the liner cover(s) and the inside of the liner(s) with a long handled brush.
3
soaking is complete, open all faucets on the unit to drain the cleaning solution.
4
5 Drain the liner(s), then repeat step 4.
6 Switch off power to the unit at the circuit breaker panel. Turn off the water supply. Drain the liner(s).
7 If the urn/brewer 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, more often in heavy lime areas.
* For Banquet Brewers used with a Banquet Holder, see the following page.

CI4