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In this video I do an overview on a 4 wire Honeywell zone valve.I cover parts, how to wire the zone valve and the parts of the thermostat/zone valve circuit.
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Troubleshooting a hydronic(hot water) heating system
• Troubleshooting a hydr...
How to wire zone valves & thermostats on a hydronic system(Hot water heating)
• How to wire zone valve...
This video has another way to wire zone valves.