Faults (Code Type Lxx Or Dxx) - DeDietrich AWHP-2 MIT-IN-2 iSystem User Manual

AWHP-2 MIT-IN-2 iSystem
Code Messages
M04 REVISION
FL.DRY.B XX DAYS
FL.DRY.C XX DAYS
FL.DRY.B+C XX DAYS
M23 CHANGE OUTSI.S
6.3

Faults (Code type Lxx or Dxx)

0 2 4 6 8
E 1
TEMP. : 68°
2
1
D
2
PCU. COM. FAIL. D27
bar
# F
% $
AUTO
J
0 2 4 6 8 10 12
E
1 TEMP. : 68°
2
1
D
2 PCU COM.FAIL D27
bar
F
#  !
AUTO % $
J I
STD
10/06/2015 - 7616372-001-05
Description
A service is required.
Floor drying is active.
XX DAYS = Number of days' floor
drying remaining.
The outside temperature sensor is
defective.
10 12 14 16 18 20 22 24
SUNDAY 11:45
 !
< :
STD
C002604-B-04
14 16 18 20 22 24
SUNDAY 11:45
< :
C002302-D-04
Checking / solution
The date programmed for the service has been reached.
Service the heat pump.
4
To clear the inspection, programme another date in
4
the menu #REVISION or set the parameter REVISION
TYPE to OFF.
Floor drying is underway. Heating on the circuits not
concerned is shut down.
Wait for the number of days shown to change to 0.
4
Set the parameter SCREED DRYING to OFF.
4
Change the outside radio temperature sensor.
1. Make a note of the code displayed.
The code is important for the correct and rapid diagnosis of the
type of failure and for any technical assistance that may be
needed.
2. Press the t key. If the code is displayed again, switch off the boiler
and then switch it back on.
3. Press the ? key. Follow the instructions displayed to solve the
problem.
4. Consult the meaning of the codes in the table below:
6. Troubleshooting
34