Operating instructions

Table Of Contents
- 41
1 Sieve
1 Node piece
2 Inlet high pressure with check valve
3 Throttle wheel cleaner (0.6 mm) with
check valve
4 Throttle intensive foam (1.3 mm) with
check valve
5 Inlet compressed air with check valve
6 Foam device
7 Backflow valve
8 Output high-pressure
Malfunctions on the wheel cleaner/intensive foam
Fault Possible cause Remedy By whom
Inadequate or no
flow of water/deter-
gent
Sieve in the water inlet is dirty Clean sieve. Operator
Nozzle insert in the injector clogged. Clean the nozzle insert. Operator
Throttle in node piece obstructed. Clean the parts. Operator, Cus-
tomer Service
Foam device in the hub clogged. Blow out the hub using compressed air or replace
the foam device.
Operator, Cus-
tomer Service
Faults in the compressor
Fault Possible cause Remedy By whom
Compressor
switches on and off
frequently.
Condensate level in pressure container too
high.
Drain the condensate from the pressure container
of the compressor.
Operator/Cus-
tomer Service
Faults at the dry foam production (option)
Fault Possible cause Remedy of whom
Bad dry foam qual-
ity, foam too dry or
too wet
Detergent container is empty Replace the container. Operator
Suction filter of dosing pump
plugged
Rinse the filter with warm water Operator
Water supply is too low Re-establish the water supply, set pressure reducer foam sta-
tion to 0.25 MPa (2.5 bar).
Operator
Compressor does not supply air Check the compressor
Drain the condensate from the pressure container of the com-
pressor.
Customer Service
Compressor overheated After cooling off, the compressor will automatically start operat-
ing again.
Operator
Pressure reducer foam station
contaminated
Clean pressure reducer Operator
Solenoid valve water/chemicals
does not open
Check the voltage using a magnetic field tester, clean solenoid
valve, replace if required
Operator, Custom-
er Service
Setting of dosing valves water/
chemicals or air incorrect
Perform basic setup (see chapter B Operation and Settings) Customer Service
incorrect detergent, detergent
contaminated or old
Replace detergent Operator
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