Preventive Maintenance - Curtis RU-150 Service Manual

PREVENTIVE MAINTENANCE

I. Remove the spray head from the urn and clean
it once a week. More often in heavy lime
areas.
WARNING Switch off the power to the unit
at the circuit breaker. Turn off the water line
running to the urn.
2. Clean the faucet seat cups twice a week and
replace when cracked or leaking.
3. Periodic temperature checks and thermostat
adjustments should be made by authorized
personnel.
CLEANING
To ensure the highest quality coffee, the urn must
be cleaned daily after the last batch of coffee is
used.
Regular cleaning and preventive maintenance is
essential in keeping your coffee urn looking and
working like new.
CAUTION
Do not use cleaning products
containing chemicals that will damage
stainless steel, ammonia and bleaches
containing chlorine. Never use abrasives that will
scratch the outside surface of the urn.
DAILY CLEANING INSTRUCTIONS
WARNING These steps involve working
with very hot water.
I. After all the brewed coffee has been drawn from
the urn, run a brew cycle of fresh water. Spray
the hot water into the liner, then thoroughly
brush it out with a long handled brush.
2. Drain the water off then repeat step one. Run
another brew cycle. Brush out the liner and
drain. Wipe down the liner with a clean towel.
3. If urn is not going to be used immediately, pour
a gallon or two of fresh water into the liner.
Remember to drain off this water before making
another brew.
4. Wash the wire brew baskets with urn cleaner
and rinse thoroughly.
CARE AND MAINTENANCE OF URN
TWICE A WEEK
Coffee urns must have a special coffee liner
scouring twice a week.
1. Be sure water jacket is full of water and tem-
perature is at brewing temperature.
2. Fill the liner with several gallons of water and
add at least 1½ ounces of coffee urn clean-
ing compound. Allow this solution to remain in
the liner approximately 30 minutes. During this
time, the thermostat should be set to BOIL.
WARNING Very hot water.
3. Scrub the inside of the liner and cover with a
long handled brush.
4. Drain the all the urn cleaning solution and rinse
by running several brew cycles with the spray
head centered over the liner, draining the rinse
water between sprays.
5. Thoroughly clean the faucets.
WARNING
when the liner has water or coffee in it.
Switch off the power to the unit at the circuit
breaker. Turn off the water line running to the
urn.
Use a long thin gauge glass brush to clean the
coffee gauge glass. Use the same brush to
clean the fitting at the bottom of the liner and
the pipe connecting to the coffee faucet.
6. Leave a gallon or two of fresh water in the
liner. Drain just before brewing coffee.
7. After the unit is clean, return the water and
power to the unit.
3
Never remove the faucet