FAQ

To facilitate navigation on our website, we published answers to Frequently Asked Questions at one place. If you do not find an answer to your question regarding HKS Lazar branded boilers please send the question directly to us:

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How to check anti-freeze fluid level in Smart Fire 11 boiler with central heating function only (without hot domestic water supply). The boiler was not used this winter?

Any fluid loss will be demonstrated with pressure loss indicated by manometer. In case of open circuit, you can also check the level of compression vessel.

Is room temperature sensor included in Eco max 800 t controller set?

Room temperature sensor is available upon separate order.

Is 190oC temperature of flue gas in Lazar branded pellet fired boiler allowed?

This temperature is possible, if the heat exchanger gets dirty and boiler has been in operation for few hours at total output (at low outdoor temperature). In this case clean the boiler and check settings, and report this issue to service engineer during boiler inspection so that he will check the sensor.

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FAQ

Is 190oC temperature of flue gas in Lazar branded pellet fired boiler allowed?

This temperature is possible, if the heat exchanger gets dirty and boiler has been in operation for few hours at total output (at low outdoor temperature). In this case clean the boiler and check...

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Is room temperature sensor included in Eco max 800 t controller set?

Room temperature sensor is available upon separate order.

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