TM 5-3805-262-203-4. ENGINE TROUBLESHOOTING (CONT)MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTION6. ENGINE STALLS FREQUENTLY OR DOES NOT DEVELOP FULL POWER (Cont) .S t e p 8 . ( C o n t ).At right side of transmission,remove transmission oil samplingvalve and pipe nipple fromelbow. Install temperature probein elbow. Port in elbow is 1/8inch standard pipe thread.Personal injury and property damagec a n r e s u l t i f l o a d e r i s a l l o w e d t om o v e d u r i n g f o l l o w i n g t e s t s . P r e s sr i g h t b r a k e t r e a d l e v a l v e f u l l y a ndhold down to prevent loader movementw h i l e t r a n s m i s s i o n i s i n H r a n g e.D o n ’ t p e r m i t p e r s o n n e l t o s t a n d i nf r o n t o f l o a d e r.I f l o a d e r s t a r t s tomove , r e l e a s e a c c e l e r a t o r p e d a l ,shut down engine, and repair brakesystem before proceeding.Disconnect tachometer cable from tachometer drive (page 5-65).Heat transmission oil:a .Start engine and operate at idle speed.b. Allow air system pressure to build to normal operating pressure(AIR PRESS gage needle indicates in green zone).c. Press and hold down brake treadle and valve pedal for remainderof procedure. Release parking brake.d .Place transmission control lever in H position .e. Press accelerator pedal fully for two minutes.f .Release accelerator pedal and place transmission control leverin N position.g .Press accelerator fully for 30 seconds, then release acceleratorp e d a l.h.Repeat steps d through g above until CONV TEMP gage pointer is1/8 inch from red zone.Heat hydraulic system oil:a. Apply parking brake and place transmission control lever in Np o s i t i o n .b . P r e s s a c c e l e r a t o r p e d a l f u l l y.3-28
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