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ELECTRIC CABINET BASE CONVECTION STEAMER, ECX-16, ECX-24
6.0 PERIODIC MAINTENANCE (Continued)
DESCALING BOILER
If the boiler has been descaled, a new Anode should be installed in the boiler.
1.
With boiler empty, close manual blowdown valve. If appliance is equipped with Automatic
Blowdown, turn water supply to appliance OFF. Turn power switch ON. This will energize
and close blowdown valve.
2.
Remove 3/4" pipe plug from Brass Tee on front top of boiler.
3.
Insert appropriate hose or tube through fitting and pour in (½) half gallon (U.S.) of CLR
Descaling Solution or use the Optional Deliming assembly DPA-1 available from your
dealer.
4.
Replace 3/4" pipe plug securely.
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 ON
STEAM to attached appliances or to upper compartment.
7.
Open both the blowdown and low water level control valves for complete drainage. After
boiler drains, 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. Appliances 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.
MANUAL 10063R4
INSTALLATION AND OPERATION MANUAL,
17
2020-07-08
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