ESBE GDA300 High-Efficiency Pumps Instruction Manual
- October 27, 2023
- ESBE
Table of Contents
ESBE GDA300 High-Efficiency Pumps Instruction Manual
Electric installation
Assembly Instructions
WILO – Faults, Causes and Remedies
| LED Indicator | Meaning | Diagnostic | Cause | Remedy |
|---|---|---|---|---|
| lights green | Pump in operation | Pump runs according its setting | Normal | |
| operation | ||||
| lights orange | Pump is in PWM mode | Pump is speed controlled by the PWM | ||
| signal | Normal operation | |||
| blinks red/ green | Pump in function but stopped | Pump restarts by itself after | ||
| the fault is disappeared | 1. Undervoltage U<160 V or Overvoltage U>253 V 2. | |||
| Modul overheating: temperatur inside motor too high | 1. Check voltage supply |
195 V < U < 253 V 2. Check water and ambient temperature
blinks red| Pump out of function| Pump stopped (blocked)| Pump does not
restart by itself due to a permanent failure| Change pump
blinks orange| Pump out of function| Pump stopped| Pump is not starting|
Change pump
LED off| No power supply| No voltage on electronics| 1. Pump is not connected
to power supply 2. LED is damaged 3. Electronics are damaged| 1. Check cable
connection 2. Check if pump is running 3. Change pump
http://www.esbe.eu/global/en/
products/circulation units
References
- ESBE | Welcome to ESBE – world-class hydronic solutions
- ESBE | Welcome to ESBE – world-class hydronic solutions
- ESBE | Swedish Hydronic Solutions Since 1906
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