Toshiba RAV-SP1404AT8-TR, RAV-SP1104AT8ZG-TR, RAV-SP1104AT8-TR, RAV-SP1404AT8Z-TR Normally operate?

Check	Outdoor			Check and troubleshooting
code	LED display		(Item without special mention Indicates part of outdoor unit.)
[P04]			C
			Heating operation
					NO			Are connections of		NO
			Does the heating indoor fan
								connectors,capacitors
			normally operate?					and fan motor normal?
			YES					YES
			Is there any element which
			blocks indoor heat exchanger? YES				Elimination of			Repair
			￿ Filter clogging
						blocking element			defective position.
			￿ Clogging of heat exchanger
			￿ Short circuit
			NO
										NO
								Are characteristics
			Clogging by refrigerant
			overcharge/Pipe breakage/					of TC and TCJ sensor
			Abnormal overload					resistance value normal?
								YES
				Check indoor P.C. board					Replace
				Defective → Replace					TC or TCJ sensor.
	<Display 1>	<Display 2> [Case thermostat operation] → Refer to [H04] column.
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	<Display 1>	<Display 2> [Power supply error (Vdc)] → Refer to [P05] column.
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	<Display 1>	<Display 2> [High pressure protective operation] → Refer to [P20] column.

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