TM 5-6115-584-12NAVFAC P-8-622-12TO-35C2-3-456-1TM-05682C-121. Screw (2)4. Hold-down assembly (2)2. Lockwasher (2)5. Fuel drum adapter3. Ground rod6. Skid-baseFigure 3-3. Ground Rod and Fuel Drum Adapter Hold-Downb. Cleaning and Inspection.(1) Ground Rod. Inspect ground rod for damage andcorrosion. Pay particular attention to the threaded portionsof each piece, making certain the three pieces can beproperly assembled.(2) Fuel Drum Adapter. Inspect adapter (5) forcleanliness and condition of threaded portions. Cleanadapter with cleaning solvent and dry.a. Inspect (see figure.3-5). (3) Hold. down. Check hold-down assembly (4) forphysical damage and check condition of hardware (1and 2).c. Installation.(1) Hold-down. Position lockwashers (2) on screws(1) and insert into holes in skid-base (6). Position hold-down assemblies (4) against skid-base (6), then startscrew (1).Do not over-tighten screws ashold-down assemblies may occur.damage to(2) Ground Rods and Fuel Drum Adapter. Slide fueldrum adapter (5) and three piece ground rod assembly (3)between hold-down assemblies (4) and skid base (6).Tighten screws (1).3-13. FUELTANKASSEMBLY.a. Cleaning and Inspection (see figure 3-4).(1) Fuel Tank Strap Assemblies. Inspect both straps(1) for damage that would prevent them from securelyholding fuel tank (4) to skid-base (10). Check that bothstraps are tight. Tighten straps by tightening nuts (2) andwashers (3) securing each strap to skid-base.(2) Fuel Tank. Visually check fuel tank (4) for dentsor leaks. Check that filler cap (8) fits securely onto tank andthat filler cap and surrounding area is clean. Clean usingsolvent and clean cloth.(3) Fuel Level Gauge. Check fuel level gauge (6) forphysical damage. Check that gauge shows FULL when tankis full, and EMPTY when tank is empty. Notify higher levelof maintenance for replacement of fuel level gauge.(4) Float Switch. Inspect float switch (7) for physi-cal damage. Check that float switch is properly attached totank.(5) Fittings. Inspect three fittings (5) for physicaldamage. Check that fittings are secured to fuel tank. Notifyhigher level of maintenance of leaky or damaged fittings.(6) Fuel Drain Valve. Inspect drain valve (9) forphysical damage, Check that valve operates properly. If not,notify higher level of maintenance.(7) Filler Cap Assembly. Inspecl filler cap (8) forphysical damage. Check that vent on underside of oap opensand doses easily. Ensure that vent on underside of filler capis open before starting generator.3-14. SHUTTER BOX ASSEMBLY.Do not operate unit if shutter assembly isnot operating properly.(1) Shutter Assembly. Check shutter assembly withunit running under normal operating conditions. Whenengine is cold, shutter assembly should be fully closed.When engine warms up, shutter assembly should be fullyopen at 140°F (60°C) or above at full rated load. Makecertain shutter assembly is free of dirt and oil which couldcause shutters to stick.3-10Change 7
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