Reading Faults - DeDietrich C230 ECO-A 120 Installation, Operating And Service Manual

C230 ECO-A
Fig. 35 Reading faults or control stops
 n
= number of times that the fault has occurred in
succession
 hr
= burner operating hours since time of fault
 5t
= status
 5v = sub status
 t1 = flow temperature [°F]
 t2 = return temperature [°F]
 t4 = outside temperature [°F]
 t6 = boiler block temperature [°F]
 5p = internal set point [°F]
 fl = ionization current [µA]
 nf = fan rotation speed [rpm]
 pr = water pressure [inches w.c.]
 p; = relative output supplied [%]

11.5.1 Reading faults


Press the -key several times until the
the menu bar;

-key; bl:xx will flash in the display, together
Press the
with the number of shutdowns that have been memorised;
 Press the [+] or [-]-key to select either the control stops bl or
faults er.
 -key; bl:xx will flash in the display, together
Press the
with the number of shutdowns that have been memorised;
 Press the [+] or [-]-key to go forwards or backwards in the list of
faults.

Press the -key to take a closer look at the fault.
Press the [+] or [-]-key to view the following information:
b:12 (shut down code b with fault number e.g. 12);
5t:3 (status code t with number e.g. 3; appliance burned
for central heating); n:1 number of n with the 'number of times
that the fault has occurred' as number);
t1:170 (temperature t1, the flow temperature 170
when the fault occurred); t2:160 (temperature t2, the
return temperature 160 when the fault occurred);

-key to stop the cycle, bl:xx will appear
Press the
flashing in the display with the number of the last fault;
 Press the [+] or [-]-key to view any subsequent fault information.
11 Control stops and faults
symbol flashes in
75