Hansgrohe Pontos AquaCycle 900 Instrucciones De Servicio página 91

D: Constant starting of the pressure pump
Possible cause
Leak in the domestic installation
Leak on the facility side
E: Noises
Possible cause
Aeration
F: Error messages on the facility display
Display
Red LED + alarm sound
Red LED
Red LED
Red LED
Red LED
Messages must be acknowledged with OK after the malfunction has been eliminated.
050608
Operating instructions AquaCycle 900
Inspection
Close the shut-off valve.
Pump no longer starts
Close the shut-off valve.
Pump still starts
Inspection
• Does air pump touch shelf
or tank?
• Has pump transportation
lock been removed?
Message
"Interface"
"Electrodes"
"UV lamp defective"
"Battery empty"
"Check sum"
Remedial measures
pinpoint leaky tapping points
and seal
Pressure line:
• Pinpoint leaks in the pres-
sure line and seal
Filter backflushing valve:
• actuate several times via
manual mode
Remedial measures
Set up air pump in an unob-
structed manner
Remedial measures
• Interface problem
• Connecting cable mother
board – check display mod-
ule
• Carry out network reset
• Logical error sensor system
(e.g. min=0 / max=1)
• Check connections sensor
system
• UV lamp function test in
manual mode
• If necessary replace UV
lamp
• Replace battery (BR1225 /
3 V / 48 mAh / Lithium)on
display module
• Carry out network reset
EN35