TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
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21 22 TM 9-2350-311-20-1 Disconnect quick disconnect and hose assembly (157) from primary fuel filter (123). Disconnect adapter and hose assembly (155) from quick disconnect assembly (48) on engine-to-lower fuel tank return hose (156). 4-45