11K views · 29 reactions | Make winter perfect with a 10-year labor warranty on a qualifying Lennox® system. | Lennox | Facebook
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54K views · 16 reactions | Contact your dealer today for rebates up to $1,600 and no payments due until 2020 on your purchase of a qualifying Lennox® system. | Lennox | Facebook
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Lennox diagnostic and repair... A common problem, the board doesn't generate a spark. The gas valve opens but since there is no flame, the gas valve will again close and eventually lock out. There's nothing better than beauty days on a roof with simple problems that require simple solutions. #hvac #hvacdiagnostics #hvactroubleshooting #commericalhvac #hvacaystem #hvacbusiness #hvaclife #hvacknowledge #hvaceducation #hvacr #lennoxrtu #hvacservice | HVAC Know It All
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