TM 55-1945-205-10-2 0114 00 6 0114 00 WARNING 2 Before .4 Light Tower Engine    1. Check the engine oil level. a. Verify that it registers FULL on the dipstick. Engine must be cool when reading level. If hot, allow to cool for 20 minutes. If necessary, add Lubricating Oil, Internal Combustion Engine, Grade 15W40 to achieve desired level. DO NOT OVERFILL. Use a rag to wipe up any spillage that may occur. b. Make a visual inspection for oil leaks around the filters and the external oil lines. If oil leaks are found, contact unit maintenance. Class III oil leaks are found. WARNING Use approved procedures when cleaning up fuel spills. Take proper precautions when removing or installing any fuel system component. Failure to comply may result in serious injury to death to personnel. 2. Check fuel system. Table 1.  Preventive Maintenance Checks and Services. (Continued) ITEM NO. INTERVAL MAN- HOURS ITEM TO BE CHECKED OR SERVICED PROCEDURE EQUIPMENT NOT READY/ AVAILABLE IF: A A:  ENGINE OIL LEVEL WITHIN THIS RANGE IS PROPER 1. OIL LEVEL GAUGE 1