Table of Contents
Advertisement
en
7.2.2
Constant speed
7.2.3
Completing the settings
8
Shutdown
8.1
Shutting down the pump
9
Maintenance
10
Faults, causes and remedies
14
H-
H+
H-
H+
•
Do not rotate the operating button for 2 seconds.
–
LED display flashes 5 times and changes to the current power consumption in W, al-
ternating with the current flow rate in m³/h.
NOTICE
All settings and displays are retained if the power supply is interrupted.
Shut down the pump immediately if the connecting cable or other electrical components
are damaged.
•
Disconnect the pump from the power supply.
•
Contact Wilo customer service or a specialist technician.
No special maintenance is required during operation.
•
Carefully remove dirt from the pump on a regular basis using a dry duster.
•
Never use liquids or aggressive cleaning agents.
DANGER
Risk of fatal electrical shock!
Ensure there are no risks arising from electrical current!
• The pump must be voltage-free and secured against unauthorised re-
activation prior to any repair work.
• Damage to the mains connecting cables should always be repaired by
a qualified electrician only.
WARNING
Risk of scalding!
At high fluid temperatures and system pressures, allow the pump to cool
down first and then depressurise the system.
Installation and operating instructions • Wilo-Yonos PICO-Z • Ed.01/2023-02
Constant speed I II III:
•
Select the setting range of the fixed constant speed.
•
Select speed stage I II or III.
–
The LED display shows the set speed c1, c2 or c3
according to the characteristic curve.
Constant speed:
•
Select the setting range of the continuous constant
speed.
•
Set speed value. The speed (n) corresponds to the de-
fault value x 100 [rpm].
–
LED display indicates the set speed value.
Examples:
780 rpm (motor) → 7 (LED display)
2635 rpm (motor) → 26 (LED display)
Advertisement
Table of Contents
