HOW to Diagnose the Trouble | Toshiba RAS-B16GKVP-E, RAS-B13GKVP-E

11. HOW TO DIAGNOSE THE TROUBLE

The pulse motor circuits are mounted to both indoor and outdoor units. Therefore, diagnose troubles according to the trouble diagnosis procedure as described below. (Refer to the check points in servicing written on the wiring diagrams attached to the indoor/outdoor units.)

Table 11-1

No.	Troubleshooting Procedure	Page

1	First Confirmation	62

2	Primary Judgment	63

3	Judgment by Flashing LED of Indoor Unit	63

4	Self-Diagnosis by Remote Controller	64

5	Judgment of Trouble by Every Symptom	67

No.	Troubleshooting Procedure	Page

6	How to Check Simply the Main Parts	72

7	Troubleshooting	73

8	How to Diagnose Trouble in Outdoor Unit	75

9	How to Check Simply the Main Parts	76

10	How to Simply Judge Whether Outdoor	81
10	Fan Motor is Good or Bad	81
	Fan Motor is Good or Bad

KPrecautions when handling the new inverter (3DV Inverter)

CAUTION: HIGH VOLTAGEN

The high voltage circuit is incorporated.

Be careful to do the check service, as the electric shock may be caused in case of touching parts on the P.C. board by hand.

The new inverter (3DV inverter) will be incorporated starting with this unit.

(3DV: 3-shunt Discrete Vector control)

KThe control circuitry has an uninsulated construction.

		G-Tr	Compressor
		FET	Fan motor
	Photocoupler	FET
		(6IN1)
Shared potential	MCU
	MCU		Hall device
			Hall device
			Photocoupler

Shared potential

JAVP-E series (insulated type)

			IGBT × 6	Compressor
				Fan motor
	Driver	Amplifier	FET × 6
MCU	Driver
	Driver
	Amplifier

GAVP-E, EAVP-E series (uninsulated type)

Fig. 11-1

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RAS-10GAVP-E, RAS-16GAVP-E, RAS-13GAVP-E, RAS-B10GKVP-E, RAS-B13GKVP-E specifications

Toshiba has long been a renowned name in the world of air conditioning, delivering reliable and energy-efficient solutions that meet the demands of modern living. Among their innovative product line, the Toshiba RAS-B13GKVP-E, RAS-10GAVP-E, RAS-B10GKVP-E, RAS-16GKVP-E, and RAS-13GAVP-E stand out for their advanced features and cutting-edge technologies.

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Overall, Toshiba's lineup of air conditioning units, including RAS-B13GKVP-E, RAS-10GAVP-E, RAS-B10GKVP-E, RAS-16GKVP-E, and RAS-13GAVP-E, promises high performance, energy efficiency, and advanced technology. These features affirm Toshiba's commitment to creating a comfortable indoor environment while ensuring sustainability and user satisfaction.

Toshiba RAS-B16GKVP-E, RAS-B13GKVP-E HOW to Diagnose the Trouble, JAVP-E series insulated type

Models: RAS-10GAVP-E RAS-16GAVP-E RAS-13GAVP-E RAS-B10GKVP-E RAS-B13GKVP-E RAS-B16GKVP-E