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Are you saying the blower in the indoor does not come on or the condensing fan in outdoor unit?
You have either a bad fan or bad capacitor.Try using a stick to push start the fan and let me know if it comes on.THen we will want to get a capacitance meter and check the capacitor and a volt meter to check voltage to determine if motor or capacitor is the culprit.
If this is first time it is started, A nudge may solve your problem.Often over winter months it will seize from sitting still.Let me know.If it starts. Let it run a few minutes then cycle off for a few minutes and then back on and see if it starts on its own.