Specifications include, but are not limited to: Disassemble compressor. Provide photos (minimum of 10 photos total) of compressor after dis-assembly of shaft, impellers, volute and or impeller spacers to provide us information of the condition as received and as returned. Clean all parts. Volutes shall be cleaned and painted on interior with a non-peeling coating. Inspect all machined parts for proper tolerances (Impellers, Bearing journals and housings). Inspect impellers for cracks and fatigue by means of ultra sonic magna-flux or comparable. Provide photos and report of cracks prior to repairing. Report back initial findings and any additional repairs or parts needed. Supply measurements and condition of shaft as found and assembled.