5 | Servicing the system
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B1650222_en | Operating instructions PE1e Pellet
5.3 Maintenance work by the operator
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Regular cleaning of the boiler extends its life and is a basic requirement for smooth
running.
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Recommendation: Use an ash vacuum for cleaning.
Reassemble the boiler components dismantled during maintenance in the reverse
order after the work has been completed..
5.3.1 Weekly inspection
Checking the system pressure
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Check the system pressure on the pressure gauge
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The value must be 20% above the pre-stressed pressure of the expansion tank
NOTICE! Check that the position of the pressure gauge and rated pressure of
the expansion tank match your installer's specifications!
If the system pressure decreases:
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Top up with water
NOTICE! If this happens frequently, the seal of the heating system is faulty!
Inform your installer
If large pressure fluctuations are observed:
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Ask an expert to inspect the expansion tank
Checking the safety valve
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Check the seal of the safety valve regularly and ensure that the valve is not dirty
NOTICE! The inspection work must be carried out in accordance with the
manufacturer's instructions.
Checking the quick vent valve
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Regularly check all the quick vent valves on the entire heating system for leaks
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If any liquid is leaking, replace the quick vent valves
NOTICE! The vent cap (A) must be loose (screw on approx. two revolutions) to
ensure correct functioning.
