Toshiba RAS-10SAVP-E 41, Compressor ON, Thermo. OFF, Defrost, Setup value, Power OFF, Item

Item	Operation flow and applicable data, etc.		Description
14. Pulse motor	This function controls throttle amount of the refriger-	1)	When starting the operation, move the
valve (PMV)	ant in the refrigerating cycle.		valve until it fits to the stopper. (Initialize)
control	According to operating status of the air conditioner,		* In this time, “Click” sound may be heard.
	this function controls the open degree of valve with	2)	Adjust the open degree of valve by super
	an expansion valve with pulse motor.
			heat amount. (SH control)

		3) If the discharge temperature was exces-
		sively up, adjust the open degree of valve
	Starting up	so that it is in the range of set tempera-
		ture. (Discharge temp. control)
		4) When defrost operation is performed, the
	Initialize	open degree of PMV is adjusted accord-
		ing to each setup conditions; during
		preparation for defrost or during defrost
		operation (4-way valve is inversed.).
	Move to initial position	5) When turn off the compressor by thermo.
		OFF or STOP by remote controller, the
		open degree of the PMV is adjusted to
		the setup valve.
		Compressor ON
SH control		Td
		release control
	PMV open degree control
Stop by	Thermo. OFF	Defrost
remote controller
Setup value	Setup value	Setup value
Power OFF

*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

– 41 –