15. Troubleshooting and fault repair / FAQ
Error or fault pattern
Possible causes
Troubleshooting
n = ∞
• Negative power-on self-test.
0
The electronics unit is
defective.
• Contact
BEKO
TECHNOLOGIES customer
service (see “1.1 Contact” on Page 5).
•
All LEDs are off.
•
Read off the operating voltage on the type
plate and check it.
• Check whether voltage is applied to the
terminals of the power control board (GND,
+24 VDC).
• Check the connection terminals on the power
control board.
• All LEDs are on continuously.
• Disconnect the product from the voltage
supply and reconnect after >5 seconds.
• Inspect the circuit board for potential
damage.
• No condensate is drained after
the TEST button has been
pressed.
• Check the feed line and the drain line.
• Replace wear parts.
• Check the valve function by pressing the
TEST button.
0
Valve switching can be heard clearly
(clicking sound).
• Check the connection terminals on the
control circuit board.
• Condensate is only drained
when the TEST button is
pressed.
• Install the feed line at a slope >3 %.
• Check whether the necessary minimum
pressure has been reached (see “4. Technical
data” on Page 27).
• Replace wear parts.
• The
BEKOMAT
®
discharges
continuously.
• Clean the complete valve unit.
• Replace wear parts.
• Clean the sensor tube.
Original installation and operation manual
BEKOMAT
®
14i / 14i CO / 14i CO PN25
71 | 76
