TM  10-3930-638-24&P 2-15.   FUEL   SYSTEM   MAINTENANCE   (cont) d. Fuel Tank, Lines and Fittings (cont). (2)  Lines  and  Fittings  (cont). STEP LOCATION ITEM ACTION REMARKS REMOVAL 1 Engine  compart- a. Two hose clamps ment, right side (1) b. Fuel return hose (2) c. Two hose clamps (1) d. Fuel return tube (3) e.  Compression  fit- ting  (4) f. Tube (5) g.  Compression  fit- ting (4) h. Two hose clamps (6) i. Fuel filter hose (7) j. Two hose clamps (6) k. Hose barb (8) 1. Fuel shut- off valve  (9) m. Elbow (10) Loosen Remove Cut tie strap (11) and discard Remove Remove Loosen nut on compression fitting located on fuel injection pump to remove Loosen nut Remove Remove Loosen Remove Remove Remove Remove Remove CLEANING 2 Hoses (2 and 7) Clean Use clean diesel fuel; dry thoroughly WARNING Dry cleaning solvent (P-D-680), used to clean parts is toxic and flammable. Wear protective goggles and gloves and use only in a well ventilated area. Avoid contact with skin, eyes, and clothes and don’t breathe vapors. Do not use near open flame or exces- sive heat and don’t smoke when using it. Failure to do so could cause serious injury. If you become dizzy while using cleaning solvent, get fresh air immediately, and get medical attention. If contact with skin or clothes is made, flush with large amounts of water. If contact with eyes is made, wash eyes with water immedi- ately,  and  obtain  medical  aid  immediately. 3 All other parts Clean Use  cleaning  solvent  P-D-680;  dry  thor- oughly 2-53