Troubleshooting a Gas-Fired Hot Water Boiler. If there isn't a pressure-reducing valve manually feed the boiler by opening up the water feed valve until the boiler pressure reaches 12 psi. The natural gas or propane control valve for the burner is closed: Make sure the valve is open. The pilot is out or malfunctioning: Relight the standing pilot.
See related content like products and images with every search.
Boiler Not Igniting? Here's 6 Reasons Why, And What To Do
Vokèra Boiler Red Light On: Cause & Fix | Boiler Guide
Dec 13, 2015 · The principal chemical compound found in natural gas is methane, and methane burns blue. You might see touches of red and yellow at the edge of the flame, which is normal and nothing to worry about. When the flame's color changes to red, yellow, or green, it means that something else has entered into the gas and is burning along with the methane.
Nov 01, 2019 · Red flames or propane-natural gas flame color orange, instead of a blue flame, may mean signs of incomplete combustion, wasted gas and a serious safety hazard. With hydrocarbon flames, such as gas, the amount of oxygen supplied with the gas determines the rate of gas combustion, flame colour and temperature.
Sep 30, 2018 · Vokèra boilers with a red light, that's either flashing or on constantly, have a fault and will most likely lock out, leaving your home without heating and hot water. There are many potential faults that could be causing this issue and you should hire a Gas Safe engineer to diagnose and fix the fault with your Vokèra boiler.
Dec 27, 2018 · If the pilot light in your gas heater shows a lot of yellow, orange, red, purple or green color, this indicates inefficient combustion because other condensates are burning along with the methane.