INSTALLATION AND OPERATION MANUAL, GAS FIRED STEAMER, MODELS GCX-2, GCX-10
PART NUMBER 10056R3
22
2009-03-24
BOILER DESCALING INSTRUCTIONS
(Continued)
5.
Open water supply to appliance allowing water to fill boiler to required level.
6.
Let appliance cycle, allow two hours for descaling and cleaning. DO NOT TURN STEAM
ON TO THE COMPARTMENTS.
7.
Open both the blowdown and low water level control valves for complete drainage and then
close both valves.
Appliance equipped with automatic blowdown - turn OFF power switch and open low water
control valve. This will allow complete drainage. Once drained close water level control
valve.
8.
Turn appliance switch ON. When boiler is completely filled, turn power switch OFF. This
will rinse and drain boiler. Appliance with manual blowdown valve must be opened to
drain.
9.
Complete Step 8 twice to assure boiler is completely rinsed.
10. Appliance is now ready for use.