Water pump in a car history

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How does a Centrifugal pump work ?

Choose country:. Direct access to our products and individual information especially for our customers. Product range. Water pumps for passenger cars and utility vehicles Water pumps with and without drive pulley Poly-rib V-belt, V-belt or gear-driven water pumps. Product in focus — advantages. Water pumps are typical wear parts, which must sometimes be replaced several times during the service life of an engine. In the event of engine reconditioning, the water pump should always be replaced to safeguard operational safety.

With water pump malfunction the engine overheats, which can result in serious engine damage. Water pumps are attached to the outside of the engine block and can be replaced without having to open the engine. Water pumps may be of open or closed design. In the case of open pumps, the engine possesses a flangemounting face to which the pump is fas tened and sealed by means of a sealing ring or a flat gasket.


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The mating piece of the pump housing is part of the engine. Closed pumps in contrast constitute a complete as sembly. Various types of closed and open pump impellers are used in the mechanical water pumps.

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The latest calculation methods and flow simulation tools are used to optimise the pump impellers in terms of the hydraulic requirements, the pump efficiency and the geometry, taking into account the manufacturing process. The housing is produced from aluminium or grey cast iron. Various attachments are fitted to the pump housing, such as brackets for hoses, thermostats, plugs, etc. The sliding ring seal is responsible for ensuring tightness between the housing and the bearing shaft. The quality of the sliding ring seal has a significant influence on the durability of the water pump.

The leakage hole is used for discharging small quantities of cooling liquid that enters through the scraper ring seal for lubrication and sealing. The water pumps are driven via V-belts, poly-rib V-belts or gears depending on the installation location on the engine.

What is a Water Pump?

This is achieved either via the toothed belt of the camshaft control system, or via the V-belt or ribbed V-belt of the crankshaft. Mechanical water pumps for utility vehicles are driven by the crankshaft via V-belts, poly-rib V-belt or gears. If the pulley is not already part of the pump, it must be screwed to the flange of the drive shaft. Catalog Download. Use of cookies and data protection. I have read and taken note of this information.

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Evaluate visits anonymously and draw conclusions to help us to optimize our website. Draw conclusions regarding you as a person except where you have explicitly entered your details, e. How much should one expect to pay to replace the water pump on a Volkswagen Touran 1. When does the cam belt on my car need changed? I own a Volkswagen Golf 1. I'm getting differing opinions as to when is the best time for cam belt change plus water pump.

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I want I own a Mercedes-Benz C-Class, which was bought in June as an approved used car from Mercedes Bristol with 68, miles on the clock. The car has been dealer maintained since new, except for Does the water pump need changed with the timing belt? My Volkswagen Golf 1. Should the water pump be done at the same time? Do I need anything else replaced when a cam belt is changed?


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I have a Renault Clio, which has done miles. According to Renault, it needs a new cam belt.

How to replace a water pump to keep your car running cool

They recommend that the tensioner and the water pump should be replaced, but nothing else needs done At what mileage should the cam belt on an Audi A3 be changed? Related topics. Value my car , miles buy or sell? Drive The Deal. Amount Term 12 months 18 months 24 months 30 months 36 months 42 months 48 months 54 months 60 months Credit rating Poor Fair Good Excellent Calculate finance. Elsewhere on. Keyless theft: What is it and how do you stop it?

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