CHP and gas engines

Engine overhaul for combined heat and power plants (CHP)

Problems with the engine of your combined heat and power plant? We overhaul gas engines appropriate to their current value and to manufacturer specifications, in our workshop in Niederlauer near Bad Neustadt.

  • Repair of gas engines appropriate to their current value
  • Overhaul to manufacturer specifications
  • Engine is dismantled into its individual parts, cleaned and inspected
  • Cost estimate after thorough inspection
Overhauled large engine on the engine stand in the Autowelt workshop
Engines on assembly stands in the Autowelt workshop

Overhaul economically

Repair that takes the engine's current value into account

We carry out repairs of gas engines appropriate to their current value: economical solutions that also take the current value of an engine into account.

The engine is completely dismantled into its individual parts, cleaned and inspected. After a thorough inspection you receive a cost estimate. We try to reuse as many parts as possible by reconditioning them professionally and to manufacturer specifications. What cannot be reused, we replace with a manufacturer's spare part or one of tested original-equipment quality.

Video

How we overhaul an engine

A look inside our engine workshop in Niederlauer.

Preview image: overhauled engine in the Autowelt engine workshop

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Services

Machining of engine blocks and cylinder heads

The scope and individual steps depend on the condition of the engine and are discussed with you after the inspection.

Machining of engine blocks

  • Dismantling and assembly of the engine
  • Checking the engine block for flatness and distortion
  • Checking cylinders for wear and roundness
  • Boring and honing of cylinders
  • Grinding cylinders to size
  • Measuring the main bearings for roundness
  • Checking the connecting rod big-end bore for dimensional accuracy and squareness
  • Checking pistons and bearings for wear
  • Replacing dry and wet cylinder liners
  • Machining new main bores for oversize liners
  • Thread repair (Helicoil)
  • Chemical and mechanical cleaning of engine blocks

Machining of cylinder heads

  • Dismantling and assembly of cylinder heads
  • Partial overhaul appropriate to current value
  • Crack testing (hot pressure test)
  • Grinding valves
  • Replacing valve guides
  • Milling of valve seats
  • Replacing valve seat rings
  • Professional cleaning of the cylinder head

Process

How the overhaul works

  1. Inquiry

    You describe the engine, plant and fault symptoms to us.

  2. Dismantling

    The engine is completely dismantled into its individual parts.

  3. Cleaning and inspection

    Components are cleaned and inspected.

  4. Cost estimate

    After the inspection you receive a cost estimate.

  5. Reconditioning and assembly

    Reusable parts are reconditioned, defective ones replaced; then assembly.

From the workshop

A look inside our engine workshop

Commercial vehicle engine in the workshop
Engine removed
Dismantled engine with individual parts on the workshop bench
Dismantled engine
Engines on assembly stands in the Autowelt workshop
Engine stand
Engine workshop with assembly stand and gearbox
Engine workshop

Frequently asked questions

Questions about CHP engine overhaul

What does a repair appropriate to current value mean?

We overhaul an engine so that the effort matches the engine's current value, and for this we check which parts should be reconditioned and which replaced.

What work do you carry out on the engine?

We machine engine blocks and cylinder heads, for example inspecting, boring and honing, grinding, replacing liners and valve guides, and cleaning. The list on this page shows the possible scope.

Which spare parts do you use?

We recondition reusable parts to manufacturer specifications. What cannot be reused, we replace with manufacturer's spare parts or ones of tested original-equipment quality.

How do I find out the cost?

After a thorough inspection of the dismantled engine you receive a cost estimate.

Contact

Inquire about a CHP engine: get in touch now

Call us or write to us. Tell us the engine type, plant and fault symptoms; we will get back to you with the next step.

Lena, the Autowelt AI assistant (AI-generated image)

Lena, our AI assistantAvailable around the clock, including outside opening hours. 09771 90 645 63

Workshop in Niederlauer

  • Address
    Industriestraße 1
    97618 Niederlauer
  • Opening hours
    Opening hours
    Monday–Friday08:00–18:00
    Saturday07:00–14:00