TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 1 Download
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para 3-25 para. 3-25 REFERENCE INFORMATION Be sure to keep the line clear of moving engine parts (fan, pulleys, etc...) and DO NOT place the line on the exhaust manifold. Replace fuel lines (refer to para 3-25). TM 9-2320-280-20-1 FUEL SYSTEM Check the fitter vent screw for tightness. Check the supply lines for kinks, cracks, leaks, or loose connections that could restrict fuel flow or allow air to enter the system. Remember that under certain operating conditons parts of the fuel system can be under vacuum so that loose connections that may not leak fuel can let air in. To test for air leaks in the supply lines, disconnect the return line 2-119