Bleeding The Central Heating System - REMEHA Avanta Plus 28c User Manual

LTALW7H000210a
230 V
LTALW7H000224a
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LTALCZ1000098a
LT.NL.WH7.000.210 + LT.NL.CZ1.000.098
LTNLPER000005a
LT.AL.W7H.000.224 + LT.PER.000.005
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LTALW7H000214a
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5.2

Bleeding the central heating system

A gurgling noise in pipes and/or radiators which only partially
heat up indicate(s) air in pipes and radiators. The central heat-
ing system has to be bled.
Before bleeding, the following preparations have to be made:
• Open all radiator valves and set the room thermostat as
high as possible; wait until the radiators feel hot.
• Switch off the boiler and wait approx. 10 minutes until the
radiators feel cold.
Bleed the central heating system as follows:
• Bleed the lowest radiator first and then work towards the
highest radiator.