Zone damper making noise. You could try and seal it yourself with silicone or foam tape. when I open the "noisy" vanes the whistling disappears. What you're hearing is the magnetic coupling screeching. Sep 17, 2022 · Why HVAC Zone Damper Actuator Making a Clicking Noise? How to Troubleshoot? In the majority of cases, if your damper actuator is making a clicking noise, it means that there is an issue with the gear – a stripped gear will be producing such a sound. This Mar 10, 2019 · The contractor installed a bypass damper to help with noise, but after reading about their inefficiency I decided to just let extra air dump from zone 2 to zone 1 by making the closed position of the zone 1 dampers be at 80%. That's a zone damper actuator. I've noticed this clicking noise coming from one of our zone actuators Apr 3, 2006 · Boilers - Home Heating Steam and Hot Water Systems - Buzzing sound from damper Actuator - I have an 11 year old Vaillant serier GA100 hot water boiler which has developed a buzzing sound coming from the damper actuator. I recommend a professional hvac contractor to a ensure proper seal. It looks like the motor is trying to move the damper, despite it already being at the end of it's travel I have a recording here of it. This can lead to: Hot or cold spots throughout the building Unresponsive thermostats Loud airflow noises Increased utility bills Short-cycling or overworked HVAC units And the worst part? These issues often go unnoticed until they become a bigger—and costlier—problem. Mar 27, 2023 · All of them had made buzzing sounds when closing and it seems that the buzzing only happens when the 12" round damper and one of the rectangular dampers get the close signal at the exact same time. You might have to adjust the damper’s position. The newer actuators typically have circuitry built into them to prevent them from driving against the range stop constantly. I now force the bypass damper closed all the time. Pushing on a round aluminum cover (labeled Synchron) within the box seems to reduce the noise. It has always been like this since they were installed last year but I don't Hi all, Just noticed a clicking noise coming from one of my zone dampers. Air is leaking around the basement damper and causing the whistle. This solved most of the noise issue. Warning Signs Your Dampers Are Sep 11, 2022 · To troubleshoot a Honeywell zone damper, you should inspect the element for rust and dirt; apply 24V to make sure that the motor is working, and then ensure that the spring is able to return the damper to its normal position. Specifically I've had complete success with retrofitting EWC damper actuators on those dampers. The HVAC technician said the other two zones were all operating fine. Replacing the actuator (I believe it would be an ML6161 in this application) will stop the noise The zone damper isn't sealed properly. When the heating is on in 1/3 of the zones, I get a loud whistling noise from one of the other zones that is closed. May 5, 2025 · But when these dampers malfunction, airflow can get restricted or completely blocked off. How to Troubleshoot a Honeywell Zone Damper? Visually inspect the damper and ensure that there is no dirt or rust around Nov 12, 2010 · I have a 3 zone system (powered by a HEIL propane furnace). Dec 8, 2020 · Hello! We have a Honeywell HZ432 and ZoneFirst ZDB Dampers (factory default to spring open and power close). I can tell it's coming from around the "dampner vanes" just by putting by ear next to it. (part#M847D1004) When one of the zones call for heat there is a constant tapping noise coming from the damper actuator, you can see the actuator "clicking" as if it's opening too far or going past May 21, 2007 · Most of the newer add on zone panels power the damper actuator one way or the other continuously. It's of the Honeywell ML series and a stupid design. Zone damper actuator making clicking noise [video attached w/ sound] Also crossposted to r/homeimprovement We recently had a failed damper actuator in one of our three zones and it was fixed two days ago. Dec 13, 2007 · I have a 3 zone system on a forced air furnace that uses Honeywell spring return damper actuators. The screeching is because there is a mechanical stop for the damper but during a call to open or close, the motor runs constantly and is magnetically coupled. Each time a zone is called, the dampers have a loud buzzing noise that can be heard throughout the house. What are the options to try to reduce/eliminate the noise? Thanks in . To fix the problem, you would have to disassemble the damper motor. foxsbg lzoch lrcj nxvzf vbgyb mvp tezu dvimd jyyixtj qhnls