How to Drain a Gas Boiler
2010-1-25 · Start by attaching the length of hose to the spigot with the other end of the hose running into a large bucket. The bucket is where the water will drain. Open the pressure valve with a wrench and turn the spigot to drain the water from the boiler. Step 3 - Drain the Sediment and Refill the Boiler
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