Preventive maintenance and service

A. Hock GmbH repairs your control valves

Control valves can adversely affect process safety and runtime if they are not maintained by a professional service.
An effective and economical maintenance during downtime increases the life of your plant optimizes their use. Since the beginning, we have been pursuing the philosophy of repairing control valves at fair conditions.
We support you in the repair of our A. Hock control valves as well as control valves from third-party manufacturers.

Our control valve service includes the following items:

  • Record and document the specification of your control valve
  • Perform an input test with function and leakage test
  • Visual inspection of metallic components
  • Check possible work required on sealing elements
  • Renew all necessary spare parts after consultation with you
  • Assembling of the control valve, coating, pressure/seal testing as for a new one
  • Reinstallation of the control valve accessories (positioner, air filter regulator) incl. calibration and function test

Our customers value the optimum conditions for A. Hock control valve spare parts.

The purchase of spare parts for the maintenance of industrial valves is preferred by many companies to the purchase of new ones.

We stand out for:

  • Fair pricing: With a moderate price structure for spare parts, we stand out from other valve manufacturers.
  • Maximum availability: Each component of an A. Hock control valve is also available as a spare part
  • Short delivery times: Due to continuously monitored production resources, spare parts or replacements are quickly at their location in Germany and worldwide.

In addition to this, our long-standing experience and qualifications in the field of foreign trade, allows speedy and well-founded dispatch processing in almost every country on earth.Our order archive allows us to identify each Honeywell control valve until back in the 1970s. We pay the utmost attention to your process conditions. Control quality, service life and optimum operation are calculated by independant control valve calculation tools.