Specifications include, but are not limited to: a) Replace fire pump test header control butterfly valve. Water leaks by butterfly valve and will not close completely. Replace with listed indicating valve. b) Perform obstruction investigation of main sprinkler manifold. c) Adjust tamper switch on main OS&Y valve, at backflow prevention device, in accordance with NFPA-25 section 13.3.3.5.2, so the supervisory signal is received within the first two revolutions. d) Test fire pump driver diesel fuel in storage tank in accordance with NFPA-25 section 8.3.4. If found deficient after testing the fuel shall be reconditioned or replaced, the fuel tank cleaned, and fuel filters on diesel pump driver replaced. e) Perform obstruction investigation in accordance with NFPA-25 section 14.3.1 post back flow up to intake side of the fire pump (main water supply maniford).