HRS SERIES
11
P/N 1011556 Rev A 08/19
®
Troubleshooting Chart
Maintenance
ERROR
CAUSE
ACTION
Water supply out of the filter
is stopped
Water supply in general is stopped or a
valve is closed
Open and check all the valves
Filter cartridge is not mounted properly in
the filter head
Loosen the filter cartridge by turning the filter
cartidge 180 degree clockwise and tighten the
filter cartridge again
Wrong mounted filter head
Check the flow direction of the water according to
the arrow, change the flow direction if necessary
Low flow rate
System pressure is too low
check the system pressure
Integrated shut-off in the filter
head is leaking (while the
filter cartridge is removed)
Particles within the integrated shut-off
Rinse the system with installed filter
Scew connection between
the fitting is leaking
Sealing is defective
Check the sealing, if necessary replace the
sealing
Air bubbles
System isn't purged completely
Repeat the purging/rinsing process
Turbid/white water
Generation of small bubbles of carbon acid
After 5 minutes the turbidity is vanished
completely
Heater, boiler are not enough
protected against lime scale
Wrong chosen blend setting, filter capacity is
reached/passed
Check the hardness blend setting and the filter
capacity
Water meter display flashing
Gallon capacity has been exceeded
Change filter cartridge; reset meter
Water meter display flashing
low battery
Battery needs replacing
Replace battery in meter
Drinking water is food
Therefore, please handle the filter system hygienicaly. Clean the filter system regularly with a wet
cleaning rag. Keep everything clean especially if the filter cartridge has to be replaced. Avoid the
usage of alcohol based cleaners, acidic and strong chemicals.
Leak-proof
Check daily
Checking the hoses/piping
Regular inspection, hoses/piping should not be squeezed or bent, replace squeezed/bent hoses/
piping.
Shut down
After a shut down of more than two days, the cartridge has to be rinsed with a least 1.1-1.3 US
gallons (4-5 Litres) of water.
Replacement of the filter
cartridge
At least after 12 months independent of the remaining capacity, also after a shut down of more
than 4 weeks
Replacement of the filter
head
After 5 years
Water meter (if installed)
Check display for gallon reading (display shows gallons remaining before changeout).
Check for battery life.
