PearlMini
POU WATERDISPENSER
21
13. Trouble Shooting
Failure
Cause
Remedy
Unit only dispense still
water
CO
2
bottle empty
Exchange CO
2
-bottle
red CO
2
-diode is on , while
enough pressure
CO
2
-pressure switch set too low
Readjust CO
2
-pressure switch to
correct valve
no water dispense possible
No main water connection or water
pressure too low
Ensure min 2,5 bar dynamic
incoming water pressure
Dirty stainless steel filter at main
water (if exists)
Open stainless steel filter and clean
Water filter at incoming water
blocked (if exists)
Exchange the water filter with new
one
Water solenoid at compensator
block stuck or defect
Clean or exchange the water
solenoid
Switch at control board damaged
Change operator panel
Fuse at 24V transformer defect
Exchange 24V fuse (2 Ampere
delay)
24V transformer defect
Exchange 24V transformer
No power supply
Connect unit to power supply
only CO2-gas existing in the
nozzle
No main water connection or water
pressure too low
Ensure min 2,5 bar dynamic
incoming water pressure
CO
2
-pressure regulator set too
high
Set down CO
2
-pressure at
regulator
Dirty stainless steel filter at main
water (if exists)
Open stainless steel filter and clean
Hygiene filter at main water (if
exists)
Exchange the hygiene filter to new
Gas bond because of to high set
drink temperature.
Set low the drink temperature
Unit only dispenses still
water
CO
2
bottle empty
Exchange CO
2
bottle
CO
2
-pressure regulator set too low Increase CO2-pressure at regulator
CO
2
-water solenoid stuck or defect Clean or exchange water solenoid
CO
2
-water push button on
operator panel defect
Exchange operator panel
Stillwater flow too low
Incomming water to low
Make 2,5 bar water flow pressure
sure
after filter
Compensator at valve block set
too low
Readjust compensator settings
Water filter at incoming water
blocked (if exists)
Exchange the water filter with new
one
Water solenoid at compensator
block stuck or defect
Clean or exchange the water
solenoid