okank

Member since February 26, 2026 18:03

Total activity 5

Last activity February 26, 2026 23:00

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Latest activity by okank

okank commented, February 26, 2026 23:00
I am using the standard Smart Thermostat in dry-contact (On/Off) mode. It is not a modulating (OpenTherm) setup. The relay is connected via COM and NO to the boiler’s RT terminals.
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- February 26, 2026 23:00
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okank commented, February 26, 2026 22:18
Thank you for your suggestion. One thing I am trying to understand is this: If the relay has a hardware defect, why does the system start working normally again after I completely power cycle the...
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- February 26, 2026 22:18
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okank commented, February 26, 2026 21:19
Thank you for your reply. Yes, the relay is powered from inside the boiler, so when I power cycle the boiler, the relay also restarts. I have not tested power cycling only the relay separately, b...
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- February 26, 2026 21:19
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okank created a post, February 26, 2026 18:03
Netatmo Thermostat shows heating active but boiler does not fire after long standby

Hello, I am experiencing an intermittent issue with my Netatmo thermostat connected to an Airfel boiler (On/Off dry contact connection). Here is the problem: • When I set the temperature from 18°C...
- okank
- Edited February 26, 2026 18:05
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- 7 comments
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