Saturn NHC 25B/30B/41B - Troubleshooting

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1. Check that the Outdoor Temp
sensor has been connected properly.
2. Check the OTC mode is working by
returning to Central Heating mode
(Press the Mode button repeatedly,
until or is displayed.)
※ Please contact Saturn Technical department for any unclear matters.
1. On pressing the
power button, the
motor doesn’t work
2. The motor rotates,
but the boiler doesn’t
ignite
3. The boiler ignites, but
immediately stops
4. The electronic pump
makes noise
2.
Check and clean electrode.
Check nozzle and change if
necessary.
6. Smoke and soot
build up
1.
2.
The oil is bad or has impure
materials.
The
air for combustion is
short.
1.
2.
Replace the oil.
Check external filter bowl.
1. The oil valve is locked.
2. There is no oil in the tank.
3. There is air in pipes.
4.
1.
2.
3.
4.
1.
2.
3.
There is air in the oil line.
The oil tank is empty.
1.
Open the valve.
2. Supply oil.
3.
4. Clean the boiler.
1.
2.
3.
1.
2.
1.
2.
3. No heat request.
1.
2.
This is not a problem.
When the temperature of the
boiler goes down, it will restart.
Check 5 AMP fuse spur/power.
3. Check time clock and stats for
heat request.
Happening Cause Solution methods
8. The appliance does not
go into OTC mode
1.
2.
The Outdoor Temperature
sensor is not connected
correctly.
Hot Water activation
Troubleshooting
The temperature in the
boiler is abov
e the set
temperature.
No power.
The oil in the oil tank is
insucient.
The ame detector
cannot sense.
The oil lter is blocked.
Impurities in the oil.
Supply more oil.
Clean the ame detector.
Clean the oil lter.
Replace the oil with good oil.
4.
The oil lter is blocked. Clean the oil lter.
Vent the oil line.
3. Ref i ll the oil tank.
5. On igniting, it backres
1.
Electrode fault.
OTC Mode turns o during
Dirty nozzle.
2.
1.