05-7175-00-00.fm
71
Maintenance and Servicing
5.8.1
On-board chemical metering system
The on-board chemical metering system is used for optimum metering of the
cleaning agent.
Putting into service
1. Fill the canisters
Fig. 36-A
with cleaning agent.
2. Turn the machine on with the key switch.
3. Switch on the chemical metering system via the button
Fig. 36-34
.
4. Press the quick ventilation switch
Fig. 36-B
at the dosing pump until
cleaning agent is available at the non-return valve.
Setting the mixing ratio
1. Remove the grey cover
Fig. 36-C
at the dosing pump.
2. Set the mixing ratio according to the used cleaning chemicals.
3. Basic setting = 1:700
Set the rotary knob between stage 1 and 2, see the table.
Maintenance
Check the hose section
Fig. 36-D
in the hose pump (length approx. 23 mm)
and replace it if necessary.
Attention
Only use cleaning agents suitable for automatic machines (foam
retarded). We recommend use of our cleaning and care agents
specifically developed for the machines. These products meet the
requirements of the German Detergent and Cleaning Agent Act
(WRMG).
Fig. 36:
A
34
Stage Detergent
Mixing ratio
1
0.1 %
1:1000
2
0.2 %
1:500
3
0.3 %
1:333
4
0.4 %
1:250
5
0.5 %
1:200
6
0.6 %
1:167
7
0.7 %
1:143
8
0.8 %
1:125
9
0.9 %
1:111
10
1.0 %
1:100
B
C
D
