Elma Elmasteam 8 basic - Service (Descaling)

Handling in Operation
© Elma Schmidbauer GmbH BA_Elmasteam_8_Vers.07.2016
71
7.4.5 Service (Descaling)
INFORMATION
• The selected programme lights up as blue on the
display segment (point).
• The programme service (descaling) can only be
started when the device is depressurised!
• The gauge displays the descaling steps 1-8. The
current de-calcifying step illuminates or flashes as
green on the gauge.
• The descaling programme cannot be interrupted!
Duration approx. 2.5 hours (including reaction
time).
• Descale the device when the operating display
Service illuminates on the device (Chapter 3.6.3
Operating Displays). 3 warning levels request
descaling. A safety shut-down of the heating will
be executed when you do not perform the
descaling process!
INFORMATION
Descaling with DI water and softened water
• When you operate the device with DI water or
softened water, descaling is ended after the
descaling step 2 Preparation Step 3 "citric acid" is
omitted.
WARNING
Hot steams / Hot liquids
Risk of scalding from steam!
• Only open the pressure vessel screw cap when the
device is depressurised!
• Allow the pressure vessel to cool down before
opening the pressure vessel screw cap!
• Observe the pressure gauge (Figure 7.4.5.2)! The
device remains under pressure as long as one
segment is illuminated on the value scale on the
gauge.
• The residual water may be hot!
• Wear heat resistant gloves when handling the hose
• Only utilise pure citric acid as 3% to 1.5 litres of
potable water or DI water for descaling.