TM 9-6115-658-13&P 2-19 Table 2-2.  Operator Preventive Maintenance Checks and Services – (continued) ITEM NO. INTERVAL LOCATION PROCEDURE NOT FULLY MISSION CAPABLE IF: ITEM TO CHECK/SERVICE 26 During CONTROLS AND INDICATORS PANEL Observe the following indicators and ensure they are operating properly. OIL PRESSURE 25-60 psi (172-414-kPa) VOLTAGE 120-240 VAC 27 During GROUND ROD CABLE AND CONNECTIONS Inspect ground rod and cable for loose connections, breaks, damage and   corrosion. Cable is missing or damaged. 28 After HOUSING a. Check door, panel, hinges, and clamping catches for damaged, loose, or corroded items. b.  Inspect air intake and exhaust grills for          debris. Cannot secure doors. 29 After IDENTIFICATION PLATES Check to ensure identification plates are secure. 30 After SKID BASE Inspect skid base for cracks and corrosion. Skid base is   cracked or shows signs of structural damage. The fuels used in this generator set are flammable.  Do not smoke or use open flame when performing maintenance.  Flames and explosion can occur resulting in severe personal injury or death. 31 After ENGINE ASSEMBLY Check for loose, damaged, or missing hardware. 32 After FUEL SYSTEM Inspect fuel system for leaks, and   Damaged, loose, or missing hardware. Any fuel leaks, and damaged, loose, or missing parts. 33 After FUEL FILTER/ WATER SEPARATOR a. Inspect fuel filter/water separator for leaks, cracks, damage, improper mounting, or missing parts. b. Drain water from fuel filter/water separator. Any fuel leaks. WARNING