Specifications include, but are not limited to: 1. PREVENTATIVE MAINTENANCE SERVICE FOR (3) SAYLOR-BEALL 707 10HP AIR COMPRESSORS Annual Service with Valve Inspection-Performed - Change oil (500 lubricant) - Change air filter elements - Clean sump, inspect internals Minor Service-Performed Six Months After - Change oil (500 lubricant) - Change air filter elements - Clean sump, inspect internal 2. PREVENTATIVE MAINTENANCE SERVICE FOR Champion Hr10-25 10hp Air Compressor Annual Service - Change oil (500 lubricant) - Replace air filter elements - Clean unit and intercooler tubes 3. Bi-Annual Service for Ingersoll 185 Portable Air Compressor (Every Six Months) Annual Service - Change compressor oil - Change compressor oil filter