Error Code E480 and E470 Samsung HVAC @samsunghvac5945

How do mini splits work and how to work on them Video
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Yellow Jacket 42004 Series 41 Manifold with 3-1/8" Gauge
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Fieldpiece SC440 True RMS Clamp Meter with Temperature, Inrush Current, Capacitance and Backlight
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Micro Leads for Testing Sensors
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Fieldpiece - TC24 – Pipe Clamp Thermocouple
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Adapter with Thimble for Air Conditioner Ductless Mini Split HVAC System, 5/16 '' Female SAE Quick Couplers x 1/4'' Male Flare(3 Pcs)
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