REMKO SuperTec-Monitor - Manual (Page 20)

Fault codes
When a fault occurs, the fault
code is issued on the outdoor
unit using flashing codes on
two LEDs
!
CAUTION Please note the following when a fault message is issued:
In the event of a communication error, the information from the LED
indicators of the outdoor unit and that on the display of the REMKO
SYSTEM MONITOR may differ, or the outdoor unit may not show a fault
at all.
If a fault occurs, you can determine its cause from the following tables.
Fault code display
Description
LED 1 (green) LED 2 (red) Display
Flashes once
Flashes
once
F1
Phase fault detected
Phase fault, wiring fault between indoor/outdoor unit
F2
Phase fault detected
Open L3-phase detected
Flashes
twice
F3
Connector 63L open
No contact detected from 63L for 3 min.
F4
Connector 49C open
No contact detected from 49C for 3 min.
F5
Connector 63H open
No contact detected from 63H for 3 min.
F9
Two or more connectors open
At least two open connector contacts detected
Flashes 3
times
FA
L2-phase or connector 51CM open
No L2-phase or no contact detected from 51CM for 3 min.
F7
Fault on the phase fault detection circuit (control board)
No signal detected on control board
F8
Fault with the system circuitry
No feedback signal received from the indoor unit 0.5 sec. after applying the supply
voltage
Flashes twice
Flashes
once
EA Wiring fault between indoor and outdoor unit
Eb
Wiring fault between indoor and outdoor unit
(cable break, loose connection)
Flashes
twice
E8
Data transfer between indoor and outdoor unit
E9
Flashes 4
times
Fb Fault on the control board in the indoor unit
REMKO SYSTEM MONITOR
FOR REMKO SUPERTEC INVERTER
20