Perform maintenance to OEM specs and document service calls. Includes professional execution to standards and manufacturer specifications, appropriate measuring and testing steps, occupational safety, and complete documentation of the work performed.Perform maintenance to OEM specs and document service calls. Includes professional execution to standards and manufacturer specifications, appropriate measuring and testing steps, occupational safety, and complete documentation of the work performed.Perform maintenance to OEM specs and document service calls. Includes professional execution to standards and manufacturer specifications, appropriate measuring and testing steps, occupational safety, and complete documentation of the work performed.