TM 5-3805-262-203-31. FUEL SYSTEM TROUBLESHOOTING (CONT) MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTION1. LOW FUEL PRESSURE (Cont).S t e p 7 . ( C o n t ).b. If pressure gage does not indicate 20 to 30 psi, notify nexthigher maintenance level to replace fuel injection pump feedpump.Step 8.Disconnect opposite end of fuel supply hose at fuel tank and removefuel supply hose.Remove elbow from electric fuel pump.Install street elbow (TK item 27) in electric fuel pump port fromwhich elbow was removed.Install adapter (TK item 20) in street elbow (TK item 27).Install pressure transducer (red stripe, TK item 22) in adapter (TKitem 20).Connect transducer cable W4 connector P1 to VTM J2.Connect transducer cable W4 connector P2 to transducer connector.Dial 49 into TEST SELECT.Press and hold TEST until CAL appears on display then release TEST.Wait for offset value to appearon display. Offset value shouldbe between -4 to +4. If it isnot, STE/ICE is defective (refer to TM9-4910-571-12&P).Press and release TEST.Turn ignition key switch to onp o s i t i o n .VTM display should indicate 3.2t o 9 p s i.Turn ignition key switch to offp o s i t i o n.C o m p r e s s e d a i r u s e d f o r c l e a n i ngpurposes will not exceed 30 psi. Useo n l y w i t h e f f e c t i v e c h i p g u a r d i nga n d p e r s o n a l p r o t e c t i v e e q u i p m e nt( g o g g l e s / s h i e l d , g l o v e s , e t c ) .Failure to do so could cause seriousi n j u r y t o e y e s a n d p o s s i b l eblindness. If you hurt your eyes ori f a f o r e i g n o b j e c t i s b l o w n i n toy o u r e y e s , s e e k m e d i c a l a t t e n t i onimmediately.3-252
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