Beko QWIK-PURE 15 Installation And Operation Manual page 118

QWIK-PURE ®
Error or fault pattern
FAULT 3
High Level Alarm (HLA) sensor
remains covered for too long
after discharge process has been
started
FAULT 4
High Level Alarm (HLA) sensor
and High Level (HL) sensor
remain covered for too long
after a discharge process has
been started
118 | 124
Possible cause
1. Soiled FRC sensors
2. No compressed air supply
3. Excessively low compressed air
operating pressure
4. Filling level far above the sensor
after start of FRC
5. Filter cartridges are clogged
6. During the discharge operation,
a hissing sound can be heard at
the FRC pressure relief valves.
7. Piston malfunction
8. Riser duct clogged
1. Soiled FRC sensors
2. No compressed air supply
3. Excessively low compressed air
operating pressure
4. Filling level far above the sensor
after start of FRC
5. Filter cartridges are clogged
6. During the discharge operation,
a hissing sound can be heard at
the FRC pressure relief valves.
7. Piston malfunction
8. Riser duct clogged
Installation and operation manual
Measure
Clean the FRC sensors (see section
"10.3.5 Cleaning" on page 98)
Switch on compressed air
Select correct pressure range (see
section "4. Technical data" on
page 32)
Reduce filling level by discharging
(see section "9.2.8 Manually
starting a discharge operation" on
page 78)
Replacing filter cartridges (see
section "10.3.2 Replacing filter
cartridges" on page 84)
Remove PISTON Service-Unit
and check whether it is working
properly (see section "10.3.4
Replacing the piston" on
page 94)
Clean or replace the riser duct
Clean the FRC sensors (see section
"10.3.5 Cleaning" on page 98)
Switch on compressed air
Select correct pressure range (see
section "4. Technical data" on
page 32)
Reduce filling level by discharging
(see section "9.2.8 Manually
starting a discharge operation" on
page 78)
Replacing filter cartridges (see
section "10.3.2 Replacing filter
cartridges" on page 84)
Remove PISTON Service-Unit
and check whether it is working
properly (see section "10.3.4
Replacing the piston" on
page 94)
Clean or replace the riser duct