46
SUN M20 - M30
GB
KodL MNOOPPQO - RevL SS - TQUQSTQ
Diagnostics
After a shutdown the red indicator lamp is on fixed. Troubleshooting is carried out using the information on
the flash code taken from the following table:
Troubleshooting
Indication of operating status
Lamp lit
Press the
reset
button >3s
Flashing
code
Off
Flashing
code
During starting, an indication of the status is provided according to the following table:
Table of error codes
Intermittent mode
of "AL" red indicator (LED)
at
terminal 10
Possible causes
Q ashes
h h
On
|o ame signal at end of safet time _]^Y_
- }ault fuel valves
- }lame detector fault
- }ault burner ad
ustment0 no fuel
- |o ignition0 fault ignition transformer
M y ashes
h h h
On
_`V_ fault
- `oss of air pressure signal after _tTS_
- _`V_ is x yed in normal position
Table of colour codes for the multicolour indicator (LED)
Condition
Colour code
Colour
_t{_ standb conditions0 other
intermediate states
❍
........................................
|o light
Wgnition phase0 controlled ignition
● ❍ ● ❍ ● ❍ ● ❍ ● ❍ ●
ello{ intermittent
peration0 ame oLkL
❏
........................................
~reen
peration0 ame not oLkL
❏ ❍ ❏ ❍ ❏ ❍ ❏ ❍ ❏ ❍
~reen intermittent
Varasitic light at start of burner
❏
p
❏
p
❏
p
❏
p
❏
p
~reen Red
ndervoltage
●
p
●
p
●
p
●
p
●
p
ello{ Red
}ault0 alarm
p
.......................................
Red
rror signal jsee the table _rror
codes_w
p
❍
p
❍
p
❍
p
❍
Red Wntermittent
Wnterface diagnosis
p
p
p
p
p
p
p
p
Red fast ashing
......
Continuous on
p
Red
❍
No light
●
Yellow
❏
Green
