Fluid product dispenser

A dispenser for dispensing a fluid product, comprising a housing for accommodating an assembly, the assembly comprising:

• a liquid reservoir, for containing a liquid product;
• a pump, connectable to the reservoir, for dispensing the fluid product using the liquid product as an input;
• an outlet nozzle, serving to convey and dispense the fluid product from the pump;
• wherein the pump comprises:
• a liquid chamber, for containing a dose of the liquid product, obtainable from the liquid reservoir;
• a pressurizing device, which allows liquid product to be drawn into or expelled from the liquid chamber,
• wherein:
• the liquid chamber and pressurizing device are mounted as fixtures in the housing, and
• the liquid reservoir and outlet nozzle are removably mountable as disposable components in the housing.

A method of conducting a maintenance operation on a dispenser for dispensing a fluid product, the dispenser comprising a housing for accommodating an assembly, the assembly comprising:

• a liquid reservoir, for containing a liquid product;
• a pump, connectable to the reservoir, for dispensing the fluid product using the liquid product as an input;
• an outlet nozzle, serving to convey and dispense the fluid product from the pump;
• wherein the pump comprises:
• a liquid chamber, for containing a dose of the liquid product, obtainable from the liquid reservoir;
• and
• a pressurizing device, which allows liquid product to be drawn into or expelled from the liquid chamber,
• the method comprising:
• opening the housing;
• removing used parts comprising at least the liquid reservoir and outlet nozzle, whilst leaving the liquid chamber and pressurizing device in place in the housing;
• placing new parts comprising at least a new liquid reservoir and a new outlet nozzle in the housing;
• and
• closing the housing.