Toshiba RAS-B10GKVP-E Move to, SH control, PMV open degree control, Stop by, Room temp. sensor

	Item		Operation flow and applicable data, etc.			Description
14. Pulse motor		This function controls throttle amount of the				1) When starting the operation, move the
	valve (P.M.V.)	refrigerant in the refrigerating cycle.				valve once until it fits to the stopper.
	control	According to operating status of the air conditioner,				(Initialize)
		this function also controls the open degree of valve				* In this time, “Click” sound may be
		with an expansion valve with pulse motor.				heard.
						2) Adjust the open degree of valve by super
						heat amount. (SH control)
						3) If the discharge temperature was exces-
		Starting up
						sively up, adjust the open degree of valve
						so that it is in the range of set tempera-
						ture.
		Initialize				(Discharge temp. control)
						4) When defrost operation is performed, the
						open degree of valve is adjusted accord-
						ing to each setup conditions during
		Move to				preparation for defrost and during defrost
		initial position				operation (4-way valve is inversed.).
						5) To turn off the compressor while the air
						conditioner stops by control of the
				Compressor ON
						thermostat or by remote controller, adjust
						the open degree of valve to the setup
						value before stop of the compressor.
	SH control				Td
				release control

PMV open degree control

Stop by	Room temp. sensor
remote controller	(Ta sensor) control
Power OFF		Defrost

*SH (Super Heat amount) =

Ts (Temperature of suction pipe of the compressor) –

Tc or Te (Heat exchanger temperature at evaporation side)

*PMV: Pulse Motor Valve

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