75
13 - TROUBLE SHOOTING
13.3 Error History
Boiler control is equipped with error memory which, records
last 16 errors. In addition to storing error codes, the following
data is also saved:
• Number of times that the error occurred: (
n:xx
).
• Boiler operating mode selected (
St:xx
).
• The supply temperature (
t1:xx
) and the return
temperature (
t2:xx
) when the error occurred.
To view the error history, enter access code
0012
.
13.4 Error History
Readout
• Press two
buttons simultaneously and then
(+)
button until the
symbol flashes on the menu bar.
• Select the installers menu using
button.
"CODE"
appears on the display.
• Use
(-)
or
(+)
button to input installer code
0012
.
• Press
button. "
Er:xx
" appears on the display.
• The fault list can be displayed by pressing
(-)
or
(+)
button.
• Confirm using
button.
"Er:xx"
is displayed with
"xx"
flashing = Last error which occurred, for example
"2"
.
• Use
(-)
or
(+)
buttons to scroll through faults.
• Press
button to display details of faults or
shutdowns.
• Press
(-)
or
(+)
buttons to view the following
information:
n:1
= Number of times that the error occurred.
hr
= The number of operating hours.
St
= State.
Su
= Sub-status.
t1
= Supply temperature ºF/ºC.
t2
= Return temperature ºF/ºC. t3 = DHW tank
temperature ºF/ºC.
t4
= Outdoor temperature ºF/ºC (Only with an outdoor
temperature sensor).
t5
= Solar panel temperature ºF/ºC. t6 = Flue gas
temperature ºF/ºC.
Sp
= Internal set point ºF/ºC.
fl
= Ionization current (μA).
nf
= Fan speed in rpm.
Pr
= Water pressure psi/bar.
Po
= Supplied relative heat output (%).
• Press
button to interrupt display cycle.
"Er:xx"
is
displayed with
"xx"
flashing = Last error which occurred.
• Use
(-)
or
(+)
button to scroll through faults.
• Press
button to show fault list.
• Press
button 2 times to exit error history.
2x
P/N 240011664, Rev. E [09/15/2017]