Lennox CLIMATIC 40 User Manual page 27

ALARMS
ALARMS/WARNINGS CODES
DISP
DISP
CL40/
DC40
DC41
Warning.
Compressor operating time limit exceeded.
Hcl-4 Hc
Disabled by default.
Warning.
EPr ------
Climatic 40 hardware error.
Warning.
Climatic 40 hardware error.
Epb ------
Expansion board error.
ESP ESP
Warning.
Condensing fan speed control hardware
EL1-2 ------
error.
Warning.
Circuit 1-2 defrost ends due to maximum
dF1-2 ------
time (8 minutes).
Warning.
d1-2 ------
Circuit 1-2 defrosting.
Antifreeze alarm.
- ECOLEAN Outlet temperature < 3ºC.
Reset MAN.
A1
- AIRCOOLAIR circuit 1 indoor piping tem-
perature < 2ºC. Reset AUTO.
A12
Antifreeze alarm, circuit 2. (Aircoolair only).
Circuit 2 indoor piping temperature < 2ºC.
A2
Reset AUTO.
CLIMATIC 40 User manual • MUL37E-0607 / 10-2008
DESCRIPTION EFFECT RE
AUTO
------
AUTO
------
Unit stops AUTO
Unit stops AUTO
Outdoor fan at maxi-
mum AUTO
speed.
AUTO
------
------ ------
-ECOLEAN
compressors stop.
- AIRCOOLAIR
MAN/AUTO
Close freecooling air
dumper and stops
circuit 1
compressors 1
Close
freecooling air dumper
AUTO
and stops circuit 1
compressors 2
ACTION
Check:
- Compressor operating time (parameter C10).
- Compressor operating time limit (par. C15).
Call Technical Service.
Call Technical Service.
Check:
- Green LED is on inside the board.
- J4-J9 connections (see electrical diagram).
Call Technical Service.
- Check CFM board connections (see electrical
diagram).
Call Technical Service.
ECOLEAN: Reset and check:
- Check the water fi lter.
- Check water fl ow.
- Check that the water pump is connected to the
unit's power supply.
AIRCOOLAIR: Check:
- Indoor unit air fi lter.
- Air damper working correctly.
Check:
- Indoor unit air fi lter.
- Air damper working correctly.
• 26 •