TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 1 Download
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REFERENCE INFORMATION ENGINE COOLING -I Replace fan (para. 3-80) Replace serpentine belt (para. 3-81). I Replace fan drive (para. 3-80). TM 9-2320-387-24-l I A YES answer to this question means that you were not able to turn the fan by hand. 2-169