–29 –
MAINTENANCE
WARNING: THE OVEN AND ITS PARTS ARE HOT. USE CARE WHEN OPERATING, CLEANING
OR SERVICING THE OVEN. THE COOKING COMPARTMENT CONTAINS LIVE STEAM. STAY
CLEAR WHEN OPENING DOOR.
CLEAN CYCLE DELIMING PROCEDURE
•With the Programmable Control, select the Clean Cycle [Program Number 00 and or Program
Number 98 and . [ CC ] will display as the Program Number, [ dSCL ] will display in the
Temperature Display. Push Start Stop. The indicator light in the Start Stop key will light.
1. The Steam Generator will drain, the oven will beep for 5 seconds, and [ 40 ] will display in the Time
Display and the indicator light in the Start Stop key will turn off.
•If the Kleensteam system is installed in the water line to the steam generator, remove the cartridge
from the housing, install the dip tube and add the appropriate amount of ScaleKleen descaling
chemicals for the Combi Model as specified in Column D or E of the following table.
•If there is no Kleensteam system installed in the water line to the steam generator, add the amount
of vinegar equal to the Tank Volume as specified in Column B or C of the following table. Add the
vinegar to the steam generator tank through the opening in the oven cavity using the funnel and
flexible tube provided with the oven.
2. Press the START button. The door closes and locks and the control cannot be interrupted until the
Clean Cycle is finished. The oven cannot be turned off. If a power interruption occurs, the Clean
Cycle will resume after power is restored. No other operations can be performed until the Clean
Cycle is 'DONE'.
•If the cavity temperature is above 212°F, automatic Cool Down will occur. During automatic Cool
Down, the Time Display will show the rain symbol instead of time.
The timer will start counting down.
The steam generator will fill with water until the water level controls shut off the fill.
The steam generator heater elements will produce steam for 30 minutes.
After 30 minutes, the steam generator tank will drain.
The Time Display will show 10 minutes. The timer will not count down.
The Steam Generator will fill and drain two times. The fill time is programmed for each model.
The Time Display will begin counting down, the Steam Generator heaters are ON with steam
being generated.
At the end of the ten minute interval, the Steam Generator tank will drain.
'DONE' will display in the Temperature Display indicating that the Clean Cycle is complete.
NOTE: If an error occurs during the Clean Cycle, 'FAIL' will display in the Temperature Display
instead of 'DONE'.

CLEAN CYCLE DELIMING — TANK VOLUME AND CHEMICAL REQUIREMENTS

A.
MODEL TANK VOLUME
(U.S.GALLONS)
C.
TANK VOLUME
(QUARTS)
D.
QUANTITY OF 7 oz. PACKETS
OF SCALEKLEEN TO ACHIEVE
7 oz / gallon
E.
QUANTITY OF 2.2 lb. PACKETS
OF SCALEKLEEN TO ACHIEVE
2.2 lb / five gallons
HCE6H 0.8 gal. 3.2 qts. 0.8 packets or 5.6 oz. 0.16 packets or 5.6 oz.
HCE10H 1.6 gal. 6.3 qts. 1.5 packets or 10.5 oz. 0.3 packets or 10.5 oz.
HCE10F 1.6 gal. 6.3 qts. 1.5 packets or 10.5 oz. 0.3 packets or 10.5 oz.
HCE20H 2.6 gal. 10.5 qts. 2.5 packets or 17.5 oz. 0.5 packets or 17.5 oz.
HCE20F 3.4 gal. 13.7 qts. 3.4 packets or 24.0 oz. 0.7 packets or 24.0 oz.