Whether the torque-related characteristics of the motorized valve are suitable or not can be quickly and simply diagnosed.

Moreover said valve (5) adjusting the water flow rate is of the proportional type and is a motor driven valve including a linear stepping motor (16), with specific elements.

The refrigerant circuit parts, which are used to change the flow of the refrigerant, include the motor operated valve (33a) and a shunt (39).

The task of the motor in the motor valve, is performed by using a shape memory wire (20) in the memory element controlled dampers.

A remotely controllable, motorized valve (17) suitable for microprocessor control.

A feedback, motor-operated valve (1) includes a valve element (13) movably mounted in the casing (5) to control flow.

Whether the torque-related characteristics of the motorized valve are suitable or not can be quickly and simply diagnosed.

Moreover said valve (5) adjusting the water flow rate is of the proportional type and is a motor driven valve including a linear stepping motor (16), with specific elements.

A motorized downhole fluid flow control valve operable with restricted available power.

The refrigerant circuit parts, which are used to change the flow of the refrigerant, include the motor operated valve (33a) and a shunt (39).

In addition, a defrosting operation is effected with a motorized expansion valve (5) fully closed and the on-off valve (SV) open.

Stain material is passed from the pot (40) by a motorised valve (42) to a respective nozzle (34), under the control of a valve (44).

The task of the motor in the motor valve, is performed by using a shape memory wire (20) in the memory element controlled dampers.

The apparatus is adapted to be used in either motorized or non-motorized embodiments.

The valve module may have a first intake valve, a second intake valve, a third intake valve, a first exhaust valve and a second exhaust valve.