Your Metrology Support Professionals.





PPI© CMM Service

There are many who offer service, but few who can deliver.  We believe in providing the highest quality Support and Commitment to you, our Customer, with the most experienced and professional staff in the Precision Metrology Industry.

Why settle for less than the best?

We provide the following services:

  1. Repair service

  2. Calibration

  3. Preventative Maintenance

  4. List your equipment for sale through PPI

These services are vital to the QUALITY OF PERFORMANCE and ACCURACY INTEGRITY for any CMM and should be performed at regular intervals.

Repair service

PPI provides the fallowing:


Trouble shooting


Problem identification


Replacement of motors, reader heads, scale, cables and other wear affected and electronic components




The following performance evaluations, adjustments, and maintenance are provided as a standard part of our Calibration services:


Linear displacement accuracy test of measuring axes using certified artifacts*.


Square ness evaluation and adjustment to factory specifications using a certified master angle*.


Repeatability evaluation tests*.


Volumetric (3D) accuracy evaluation*.

*Accuracy tests are made in accordance with ANSI/ASME B89.1.12M specifications, sections 5.3, 5.4 and 5.5 encompassing repeatability, linear and volumetric accuracy as each relates to the performance of coordinate measuring machines.

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Preventative Maintenance

PPI provides the following:


Complete cleaning, inspection and normal maintenance of machine guide ways, air bearings, linear scales, mechanical components, assemblies, and external covers/shrouding.


Inspection of machine air supply hoses/tubing, air regulators, Z axis counterbalance, and fail-safe mechanism.


Test and adjustment of machine fine feeds, motor drives, and DCC/CNC electronics as required.


Test and adjustment of reader head encoder signal wavelength, gapping, backlash and physical position.


Inspection of machine wiring harness and electronic circuitry.

ISO 9000 conformance procedures are also available upon request.


Equipment Brands Supported

Numerex / Zeiss (Domestic)

Brown & Sharpe Sheffield
Ferranti DEA

PPI© supports other brands upon request - Also Optical Comparators

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