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// CODE SNIPPET

Section M2204 Oil Pumps and Valves

Residential Code 2021 of Colorado > 22 Special Piping and Storage Systems > M2204 Oil Pumps and Valves
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M2204.1 Pumps

Oil pumps shall be positive displacement types that automatically shut off the oil supply when stopped. Automatic pumps shall be listed and labeled in accordance with UL 343 and shall be installed in accordance with their listing.

M2204.2 Shutoff Valves

A manual shutoff valve shall be installed between the oil supply tank and the burner. Such valve shall be provided with ready access. Where the shutoff valve is installed in the discharge line of an oil pump, a pressure relief valve shall be incorporated to bypass or return surplus oil. Valves shall comply with UL 842.

M2204.3 Maximum Pressure

Pressure at the oil supply inlet to an appliance shall be not greater than 3 pounds per square inch (20.7 kPa).

M2204.4 Relief Valves

Fuel-oil lines incorporating heaters shall be provided with relief valves that will discharge to a return line when excess pressure exists.

Related Code Sections


Section M2204 Special Piping and Storage Systems, Oil Pumps and Valves
with ready access. Where the shutoff valve is installed in the discharge line of an oil pump, a pressure relief valve shall be incorporated to bypass ...
Residential Code 2021 of Colorado > 22 Special Piping and Storage Systems > M2204 Oil Pumps and Valves
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