REMKO WLT EC Series Operating And Installation Instructions page 48

REMKO WLT EC series
Malfunction indicated by flashing code
M
H (red)
(yellow)
On
On
Flashes
Flashes
On Flashes Flashes Register probe faulty/tripped
Flashes
Flashes On
Flashes Flashes
Flashes Flashes
On Flashes
48
L
Cause
(green)
Fan at max. speed
Fan at medium speed
On Fan at low speed
Heating mode: Warm-up phase, fan not
active, heat exchanger temperature
< 28/36 °C (corresponds to DIP3, SW5)
Heating mode: Cool-down phase, fan
active (only for DIP3 configuration, SW7 =
ON)
Cooling mode: Indoor unit anti-freeze pro-
tection < 2 °C for 10 minutes
Heat exchanger/anti-freeze protection
probe > 75 °C
Heating mode: Overheating protection for
indoor unit
Indoor unit probe, ambient air
faulty/tripped
Window contact tripped/system in standby Open enabling contact
Required action
Normal operating condition
Normal operating condition
Normal operating condition
Wait approx. 1 minute
Wait approx. 1 minute
Contact specialist dealer
Increase the medium temper-
ature
Reduce the medium tempera-
ture
Reduce the medium tempera-
ture
Contact specialist dealer