Removing Lime & Mineral Deposits - Hatco GLO-RAY Holiday Inn Express GRCMW-1DH Installation & Operating Manual & Replacement Parts List

REMOVING LIME & MINERAL DEPOSITS
If the water used on the GRCMW-1DH model has
an excessive amount of lime or mineral content, use
the following instructions for periodic cleaning and
de-liming of the water trough.
NOTE: The lime and mineral content of the water
used for daily operation will determine how often de-
liming procedure must be performed.
NOTE: It is recommended that this procedure be
performed when the unit will not be used for a period
of time, such as the end of the day.
1. Turn the power switch off and unplug the unit
from its power source.
2. After the unit has cooled down, remove the
water reservoir cover and water reservoir. Empty
water reservoir. (See Figure 8.)
3. Reinstall the water reservoir.
4. Fill the water reservoir with a mixture of 75%
water and 25% off-the-shelf vinegar.
5. Plug unit into the correct power source and turn
the unit ON.
6. Allow the unit to run for 30 minutes.
7. After the deliming period, remove the solution
from the water reservoir.
8. Continue to fill and rinse the reservoir with water
only, until the reservoir is clean.
9. Install the reservoir into the unit. Plug the unit
into its power source and fill the reservoir as
usual for daily operation.
10. Install water reservoir cover.
11
MAINTENANCE
Form No. GRCMWDHHIM-0907