GB-21
D
GB
NL
RUS
PL
F
E
UA
CN
Checking the safety functions and
burner operation
WARNING
Risk of explosion!
– If these checks are not carried out, the gas
valves might remain open allowing non-com-
busted gas to escape.
Safety functions
1
Switch off the heater during operation. Press
ON/OFF
OFF
1
2
3
4
5
AUTO
+AUT
MODE
(RESET)
ON/OFF
O
.
▷
The flame goes out < 1 s.
▷
The main fan cools the heater down until it
reaches switch-off temperature.
2
Remove the valve plug on the combination con-
trol during operation.
▷
The gas valves close < 1 s.
▷
The flame goes out.
▷
The burner control unit displays the warning mes-
sage “The flame has gone out during operation”.
Error code
F.
and
2
flash alternately.
▷
If a restart has been programmed, the burner
control unit will initially attempt to restart and
will then perform a fault lock-out. Error code
F.
and
1
flash and indicate the fault message “No
flame has been detected during the safety time”.
3
Shut off the inlet pressure during operation.
▷
The burner control unit performs a safety shut-
down: the gas valves are disconnected from the
electrical power supply.
▷
The flame goes out.
▷
The burner control unit displays the warning mes-
sage “The flame has gone out during operation”.
Error code
F.
and
2
flash alternately.
▷
If the burner control unit responds in a different
way to that described, a fault has occurred, see
page 14 (Assistance in the event of malfunc-
tion).
CAUTION
The fault must be remedied before the system may
be operated.
Checking burner operation
1
Switch on the burner control unit ACU.
2
Select operating mode
2
Heating.
3
Check the burner settings, see page 10 (Ad-
justing the heater).
▷
Settings data, see service form in housing cover.
Update if necessary.
Accessories
Room thermostat
Use a room thermostat with a hysteresis of ± 1°C,
230 V, Type TH 215.
35
30
25
20
15
10
5
0
°
C
TH215
Order No.: N50260145
Pressure reducer
Pressure reducer for LPG.
RECA 1.5 bar to 50 mbar, 2 x ½" internal thread
connection, 10 kg/h, Order No.: N52600023.
Manual valve
Manual valve for gas.
2 x ½" internal thread connection,
Order No.: N52600019.
½" internal and external thread connection,
Order No.: N52600027.
BCSoft
There are two PC opto-adapters (PCO) available for
the connection to the PC and BCSoft:
Wireless connection using Bluetooth technology:
Bluetooth adapter PCO 300
Including BCSoft CD-ROM,
Order No.: N70000066.
Cable connection via USB interface:
Opto-adapter PCO 200
Including BCSoft CD-ROM,
Order No.: N70000065.
▷
See PCO 200 and PCO 300 operating instruc-
tions at www.docuthek.com.
▷
The current BCSoft software can be downloaded
from our Internet site at www.docuthek.com. To
do so, you need to register in the DOCUTHEK.
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