Main Controller; Dip Switch Adjust Part; Dip Switch Setting On Main Controller - Saturn KDB - 161 GOM Manual

4.18 Main Controller

Electric Spec.
Structure
Model

4.18.1 DIP switch setting on main controller

NO ON
1 Trial Run
Forced Max.
2
Combustion
Forced Min.
3
Combustion
4 FE
5 L.P . Gas
6
Close-Air Type
50 Hz
7
4.18.2 Functions of Main Controllers
4.18.2.1 Pre-Purge
When the boiler operates, the function is to operate blower (fan) first and exhaust the remained air in the combustion
chamber before combustion starts, in order to prevent from immoderate ignition. Pre-Purge time is by achieving the fan's
light-up RPM ± 200 rpm with more time than 4 ± 1 seconds.
4.18.2.2 Pre-Ignition
After Pre-Purge, the function is to operate ignition transformer previously in order to light up easily before supplying the
fuel (gas) for combustion. Pre-Ignition time is from ON time of ignition transformer till ON time of fuel supply device (gas
valve 2).

DIP Switch adjust part

Voltage , Frequency
Voltage Range
Ambient Temp.
Ambient Humidity
Casing
OFF
Normal
Normal
Normal
FF
Natural Gas
Open T ank S ystem
60 Hz
- 30 -
KDC – 208-1M
NO 161GOM 201GOM 251GOM
8 OFF OFF ON
9 ON ON OFF
10 ON OFF ON
KDB-GOM
Series
Max. adjust screw
for secondary gas
pressure
AC 220V , 50 / 60 Hz
+10% to –15%
-15 to 70
45 – 90 %
ABS
301GOM
OFF
OFF
ON