On-Board Chemical Metering System - HAKO Scrubmaster B75R Operating Manual

5.8.1

On-board chemical metering system

The on-board chemical metering system is used for optimum metering of the
cleaning agent.
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).
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.
34
B
Fig. 36:
Maintenance
Check the hose section Fig. 36-D in the hose pump (length approx. 23 mm)
and replace it if necessary.
05-7175-00-00.fm
C
D
Maintenance and Servicing
Stage Detergent
1 0.1 %
2 0.2 %
3 0.3 %
4 0.4 %
5 0.5 %
6 0.6 %
7 0.7 %
8 0.8 %
9 0.9 %
10 1.0 %
A
Mixing ratio
1:1000
1:500
1:333
1:250
1:200
1:167
1:143
1:125
1:111
1:100
71