Immergas HERCULES SOLAR 26 1A Manual page 59

Technical Documentation
The pump starts.
Yes
The error 16 appears on the display Yes
The error 20 appears on the display Yes
No
The ignition electrodes make the
spark.
Yes
The burner ignites.
Yes
The burner stays on after the first
10 seconds.
Yes
The error 27 appears on the display Yes
The error 02 appears on the display Yes
The error 03 appears on the display Yes
C h e c k M A X C H
parameter and, if
The boiler reaches
necessary, adjust it
and maintains the
until a pressure value
set central heating No
is obtained that cor-
temperature.
responds to the re-
quested output.
Yes
- Check the electrical connections between the
Any low temperature zones control unit and mixing valves
zones are satisfied. - Check their functionality and replace them
No
if necessary
Yes
The central heating request is satisfied.
STHSC ed 0710
The error 02 appears on the display
No
The error 03 appears on the display
No
The error 16 appears on the display
No
See error section 16 - b
See error section 20
The error 01 appears on the display
No
(wait for the board to make 2 ignition cycles).
The error 01 appears on the display
No
(wait for the board to make 2 ignition cycles).
The error 04 appears on the display
No
(wait for the board to make 5 ignition cycle attempts).
The error 01 appears on the display
No
(wait for the board to make 2 ignition cycles).
See error section 27
See error section 02 - b
See error section 03 - b
See section D
Technical Documentation
Yes
No
Check that,
- t h e O U T P U T
parameter corresponds
to the boiler output.
The boiler reaches - c h e c k t h e M A X
and maintains the set S PE E D p a r a m e t e r
No
DHW temperature. a n d , i f n e c e s s a r y,
adjust it until a pressure
value is obtained that
corresponds to the
maximum output.
Yes
The domestic hot water request is satisfied.
57
See error section 02 - a
See error section 03 - a
See error section 16 - a
See error section 01 - a
See error section 01 - b
See error section 04.
See error section 01 -c
See section D
HERCULES Solar 26 1A