KSB Hyamat K 0202, Original Operating Manual

Page: 21 / 36

Hyamat K
21
7.8 Alerts and warnings – overview
Alert Description
Sens. fail. discharge Failure pressure transmitter
discharge side (value under 4
mA). Replace PT and reset
system.
System pressure too
low System pressure too long under
minimum value (3--5--13).
System pressure too
high System pressure too long above
maximum value (3--5--11).
No water available Insufficient water or pressure at
suction side.
Thermal failure Thermal failure urgent.
Therm. supply valve Thermal failure supply (current
too high).
Level sensor fail. Failure level sensor in receiver
tank (value under 4 mA). Replace
l.s. and reset system.
Fire alarm Alert when opening the ”external
ON” contactor
Warning Description
Maintenance required Customer service required.
Therm. fail Pump 1 Thermal failure pump 1 (motor
current too high).
Therm. fail Pump 2 Thermal failure pump 2 (motor
current too high).
Therm. fail Pump 3 Thermal failure pump 3 (motor
current too high).
Therm. fail Pump 4 Thermal failure pump 4 (motor
current too high).
Therm. fail Pump 5 Thermal failure pump 5 (motor
current too high).
Therm. fail Pump 6 Thermal failure pump 6 (motor
current too high).
Pump 1 out of service 1. Pump set to manual OFF.
Deactivate by selecting automatic
mode.
Pump 2 out of service 2. Pump set to manual OFF.
Deactivate by selecting automatic
mode.
Pump 3 out of service 3. Pump set to manual OFF.
Deactivate by selecting automatic
mode.
Pump 4 out of service 4. Pump set to manual OFF.
Deactivate by selecting automatic
mode.
Pump 5 out of service 5. Pump set to manual OFF.
Deactivate by selecting automatic
mode.
Pump 6 out of service 6. Pump set to manual OFF.
Deactivate by selecting automatic
mode.
High water level Water level in receiver tank too
high.
Critical water level Water level in receiver tank critical
(almost empty).
Water level too low Water level in receiver tank too
low (system shut down for dry
running protection).
24 V out of range Internal 24 V outside of the valid
range.
Anal. 5 V out of range Internal 5 V outside of the valid
range.
3 V out of range Internal 3 V outside of the valid
range.
External OFF Warning when opening the
”external OFF” contactor