I used the grill last year, and am planning to replace the propane tank. However, I found that I could not turn the knob. I marked the knob with red color in the following figure. I guess it maybe
Steel Times International September 2023 by Quartz Business Media
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This effective Propane Tank Valve Tool was specifically designed to open and close the valve on your outdoor propane tank with ease., Simply place it
WrenchEase - Durable Wrench Designed for All OPD Propane Tank Valves
Propane Tank Wrench
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This effective Propane Tank Valve Tool was specifically designed to open and close the valve on your outdoor propane tank with ease., Simply place it
WrenchEase - Durable Wrench Designed for All OPD Propane Tank Valves