Elma Elmasteam 8 basic - Page 73

Handling in Operation
© Elma Schmidbauer GmbH BA_Elmasteam_8_Vers.07.2016
73
1. Connect the maintenance hose to the ball valve (Figure
6.4.3).
2. Place the prepared flushing set (provided accessory). Also
refer to Chapter 8.2 Rinsing the pressure vessel!
3. Dissolve
3% of pure citric acid
in 1.5 litre of potable water
or ID water. Fill therefore 1.5 litres of water into a
measuring cup and dissolve in 45 g of pure citric acid (3
heaped tablespoons).
1. Set the rotary knob (Figure 7.4.5.1) to
service
.
2. Press the rotary knob 2 seconds to confirm.
 The
descaling step 1
on the gauge (Figure 7.4.5.2)
illuminates as green.
3. Open the pressure vessel screw cap (Figure 6.2.1 Manual
filling).
4. Drain the device completely via the ball valve (Chapter 6.4
Draining).
5. Press the rotary knob to continue with the
descaling step
2
.
 The
descaling step 2
on the gauge (Figure 7.4.5.2)
illuminates as green.
6. Subsequently rinse the device with the rinsing set until no
more lime deposits are flushed out (Chapter 8.2 pressure
vessel).
7. Press the rotary knob to continue the
descaling step 3
.
 The
descaling step 3
on the gauge illuminates as
green.
8. Close the ball valve (Chapter 6.4 Draining).
9. Fill the descaling agent (pure citric acid 3% to 1.5 litres of
potable water) through the filler opening in the device
(Chapter 5.2 Manual filling).
10. Close the pressure tank screw cap.
11. Press the rotary knob to continue the
descaling step 4
.
 The
descaling step 4
on the gauge flashes green.
The device heats up (warm-up time).
 The
descaling step 5
on the gauge illuminates as
green (warm up time is completed).
Reaction time! Duration, approximately 2 hours.
Preparation
Procedural Method