Trouble Shooting - Cornelius PearlMini User Manual

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13.

Trouble Shooting

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