Welcome! Here are the website rules, as well as some tips for using this forum.
Need to contact us? Visit https://heatinghelp.com/contact-us/.
Click here to Find a Contractor in your area.
blank display on AM10

FB
Member Posts: 32
in Gas Heating
<span style="font-size:12pt">A Buderus GB142-24 was making DHW but no space heat to the rads. </span><span style="font-size:12pt">The AM10 had worked for several years but now the display was blank.</span><span style="font-size:12pt"> </span><span style="font-size:12pt">After powering down, disconnecting the AM10, moving the potential-free thermostat</span><span style="font-size:12pt"> </span><span style="font-size:12pt">wires from the AM10 "On/Off" terminal to the WA terminal, and powering up, the system went to work.</span><span style="font-size:12pt"> </span><span style="font-size:12pt">Instead of modulating from the outdoor reset, they rad water temp is now controlled by the space heating temperature knob, set to 165 degrees.</span><span style="font-size:12pt"> </span><span style="font-size:12pt">With the AM10 display going blank, would you replace the AM10 or do other testing?</span><span style="font-size:12pt"> </span>
0
Categories
- 120.3K All Categories
- 83.6K THE MAIN WALL
- 2.8K A-C, Heat Pumps & Refrigeration
- 52 Biomass
- 414 Carbon Monoxide Awareness
- 30 Chimneys & Flues
- 1.7K Domestic Hot Water
- 4.6K Gas Heating
- 114 Geothermal
- 152 Indoor-Air Quality
- 2.9K Oil Heating
- 49 Pipe Deterioration
- 736 Plumbing
- 5.2K Radiant Heating
- 357 Solar
- 13.8K Strictly Steam
- 3K Thermostats and Controls
- 50 Water Quality
- 36 Industry Classes
- 70 Job Opportunities
- 14 Recall Announcements