MODEL NO. DGB-350/400MSC
MODEL NO. DGB-100/130/160/200/200/
250/300MSC
Conducting test runs
1. Open the distributor 2. Fill the water
Open the distributor valve completely and the manual
air-out valve of the distributor and the pipes.
Close the gas shut-off valve.
Open the replenish valve to fill the pipes with water.
The heating water circulates as the air in the pipes
dissipates.
When the water comes out of the air-out valve,
close the manual air-out valve.
In case the heating water pressure is over 2kgf/cm ,
close the replenish valve.
2
Replenish valve
Replenish valve
Open Close
Plug in the boiler.
1. Press the power button to turn on the boiler.
2. Press the “Heating Water Temperature/Room
Temperature” ( ) & ” ” & ”Heating”
( ) buttons at the same time.
3. “ ” appears on the display when the boiler
conducts a test run.
Open the distributor valves one at a time and let out
the air in the pipe of each room respectively adjust
the heating water pressure to 1~2kgf/cm referring
to the pressure gauge.
2
Open all the distributor valves.
In case the heating water pressure is over 2kgf/cm ,
pull the pressure relief valve to adjust the pressure
to 1~2kgf/cm .
2
2
Check if there is any water leakage from the heating
water pipes and the water supply pipes.
Replenish valve
Replenish valve
Close
Open
3. Boiler combustion
Open the gas shut-off valve.
Press the power button to stop test runs.
Press the power button to restart the boiler.
After test runs, adjust all functions you need.
Keep the boiler plugged in.
4. Ending test runs
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