TM 10-3930-669-20 VISUAL INSPECTION (1) Open   right-hand   engine   access   cover (TM 10-3930-669-10). (2) Inspect   lift   cylinder   hoses   and   fittings from stack valve lift spool to lift cylinders for looseness and damage. (a) If lift hose fittings are loose, tighten fittings. (b) If hose(s) and/or fittings are damaged,   replace   hose(s)   and/or fittings (Para 17-10). (c) If  hose(s)  and  fittings  are  not  loose or damaged, hoses are OK. 2-475