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Transmission Reassembly

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NOTE: Lubricate all components with Mopar ATF Plus Type 7176 fluid. Use petroleum jelly to hold thrust washers, thrust plates and gaskets in position. Ensure thrust washer and thrust plates are installed in original location.
  1. Install NEW seal rings on front and rear servo pistons. Lubricate front and rear servo bores in transmission case with ATF. Using twisting motion, install rear servo piston in transmission case. It may be necessary to slightly tilt rear servo piston during installation.
  2. Install spring and spring retainer on rear servo piston. Ensure spring is fully seated on rear servo piston. Compress spring and install snap ring.
  3. Using twisting motion, install front servo piston in transmission case. It may be necessary to rock front servo piston back and forth during installation to ease front servo piston past snap ring groove.
  4. Bottom front servo piston in bore on transmission case. Install spring on front servo piston. Compress spring and install snap ring.
  5. Install NEW gasket on rear of transmission case. Use petroleum jelly to hold gasket in place. Ensure governor tube supply holes on gasket align with holes on transmission case. See Fig 1 .
  6. Install overdrive piston retainer so governor tube supply holes align with holes on transmission case. See Fig 1 . Install and tighten bolts to specification. See TORQUE SPECIFICATIONS  .
    Fig 1: Installing Gasket & Overdrive Piston Retainer
    G92I13399Courtesy of CHRYSLER CORP.
  7. Install the overrunning clutch components. Refer to OVERRUNNING CLUTCH  under TRANSMISSION COMPONENT DISASSEMBLY & REASSEMBLY.
  8. On 46/47RE and 46RH, install rear band and rear band linkage in transmission case. Ensure notched side of link faces away from rear band.
  9. Slightly tilt low-reverse drum and install in rollers on overrunning clutch. Rotate low-reverse drum clockwise until low-reverse drum is fully seated. Low-reverse drum should rotate freely clockwise (viewed from front of transmission case), but lock when rotated counterclockwise.
    CAUTION: Ensure low-reverse drum rotates freely clockwise (viewed from front of transmission case), but locks when rotated counterclockwise. Check for improper one-way clutch component assembly if low-reverse drum will not rotate correctly.
  10. Install low-reverse drum-to-overdrive retainer snap ring. Install NEW "O" rings on reaction pin for rear band. Lubricate "O" rings with ATF. Partially install reaction pin for rear band in rear of transmission case. This is the pin near top of transmission case, farthest from oil pan surface. Ensure reaction pin is fully seated.
  11. Install adjusting lever, reaction lever and strut on rear band. Finish installing reaction pin to retain rear band components. Install remaining pin for rear band. Pin is located between overdrive piston retainer and transmission case. Tighten rear band adjusting screw enough to hold components in place.
  12. On 47RH, install the rear band on the low-reverse drum. See Fig 2 . Ensure rear band is installed in correct direction on low-reverse drum in relation to shoulder on low-reverse drum.
    Fig 2: Installing Rear Band On Low-Reverse Drum (47RH)
    G94I38735Courtesy of CHRYSLER CORP.
  13. Slightly tilt low-reverse drum and install in rollers on overrunning clutch. Rotate low-reverse drum clockwise until low-reverse drum is fully seated. Low-reverse drum should rotate freely clockwise (viewed from front of transmission case), but lock when rotated counterclockwise.
    CAUTION: Ensure low-reverse drum rotates freely clockwise (viewed from front of transmission case), but locks when rotated counterclockwise. Check for improper one-way clutch component assembly if low-reverse drum will not rotate correctly.
  14. Install low-reverse drum-to-overdrive retainer snap ring. Install rear band reaction pin. This is the pin near top of transmission case, farthest from oil pan surface. Ensure reaction pin is fully seated.
  15. Rotate rear band until reaction pin lugs on rear band contact the rear band reaction pin. Install NEW "O" rings on pivot pin for rear band. Lubricate "O" rings with ATF.
  16. Install lever and pivot pin. Pivot pin is located between overdrive piston retainer and transmission case. Tighten rear band adjusting screw enough to hold components in place.
  17. On all models, install lever for front band in transmission case and over servo guide. Install front band pin through front band pin access hole on front of transmission. See Figure . Apply thread sealant on plug for front band pin access hole. Install plug and tighten to specification. See TORQUE SPECIFICATIONS  .
  18. Install intermediate shaft and planetary gear train. Install thrust plate on end of intermediate shaft.
    CAUTION: Ensure seal rings are installed on input shaft. Ensure seal rings and fiber thrust washer are installed on front of piston retainer. See Figure . Ends of seal ring on front of piston retainer must be fastened together. Diagonal ends of seal rings on input shaft must be properly joined.
  19. Align teeth on front clutch discs. Install front clutch on rear clutch. Ensure front clutch is fully seated on rear clutch by rotating front clutch back and forth. Install intermediate shaft thrust washer in center of rear clutch so groove in thrust washer is toward intermediate shaft. See Figure .
    CAUTION: Ensure intermediate shaft thrust washer is installed with groove in thrust washer toward intermediate shaft.
  20. Position transmission case with oil pump opening facing upward. Using small screwdriver, align teeth on rear clutch discs. Install front and rear clutch assemblies. Rotate assembly back and forth until rear clutch discs fully engage with front annulus gear.
  21. Install front band over front clutch retainer. Install front band strut between front band and lever on transmission case. Install anchor between the other side of the front band and the transmission case.
  22. Ensure front and rear clutch assemblies are fully seated. Tighten front band adjusting screw until front band is tight on front clutch retainer.
  23. Ensure thrust washer and seal rings are installed on reaction shaft support and ends of seal rings are fastened together.
    CAUTION: Thrust washer must be installed on reaction shaft support with chamfered edge on inside diameter of thrust washer facing toward front of oil pump.
  24. Install pilot studs in 2 oil pump bolt holes, opposite of each other in transmission case. Install oil pump gasket. Lubricate reaction shaft seal rings and oil pump seal with ATF.
  25. Install oil pump. Remove pilot studs. Install and tighten oil pump bolts in a diagonal pattern to specification. Refer to the TORQUE SPECIFICATIONS  .
    CAUTION: Ensure input shaft and intermediate shaft rotate without binding. If binding exists, check for improperly assembled components.
  26. Install and lubricate NEW seal on overdrive piston. Install overdrive piston in overdrive piston retainer. If necessary, use feeler gauge to guide seal on overdrive piston into overdrive piston retainer.
    CAUTION: Ensure 2 locating pins on transmission case side of overdrive piston engage with 2 holes on overdrive piston retainer.
    CAUTION: Before installing intermediate shaft selective spacer and overdrive piston thrust bearing, ensure proper procedure is used to determine thickness of these components. See DETERMINING INTERMEDIATE SHAFT SELECTIVE SPACER & OVERDRIVE PISTON THRUST PLATE  under OVERDRIVE UNIT ADJUSTMENTS.
  27. Determine proper thickness intermediate shaft selective spacer and overdrive piston thrust bearing. See DETERMINING INTERMEDIATE SHAFT SELECTIVE SPACER & OVERDRIVE PISTON THRUST PLATE  under OVERDRIVE UNIT ADJUSTMENTS.
  28. Install intermediate shaft selective spacer on intermediate shaft. See Figure . Install overdrive piston thrust plate in center of overdrive piston. Use petroleum jelly to hold overdrive piston thrust plate in position.
  29. Install overdrive piston thrust bearing in direct clutch hub on overdrive unit with shoulder away from direct clutch hub. See Fig 3 . Use petroleum jelly to hold overdrive piston thrust bearing in position.
    CAUTION: Ensure shoulder on overdrive piston thrust bearing faces away from direct clutch hub. Dark-colored surface of overdrive piston thrust bearing should be toward overdrive piston.
    Fig 3: Installing Overdrive Piston Thrust Bearing
    G94G38543Courtesy of CHRYSLER CORP.
  30. Apply small amount of petroleum jelly on end of intermediate shaft. Using Alignment Shaft (6227-2), align splines of planetary gear assembly and overrunning clutch in overdrive unit. See Figure . Ensure alignment shaft is fully seated.
  31. Overdrive unit clutch splines must be aligned to aid in installation on intermediate shaft. Once splines are aligned, carefully remove alignment shaft.
    CAUTION: Ensure intermediate shaft selective spacer on intermediate shaft, overdrive piston thrust plate and overdrive piston thrust bearing are installed.
  32. Install overdrive unit on transmission case. Ensure governor tubes are seated in supply holes on overdrive piston retainer. See Fig 1 . If overdrive unit will not fully seat, slightly rotate output shaft to align splines and ensure overdrive unit is fully seated.
  33. Apply thread sealant on overdrive unit-to-transmission case bolts. Install and tighten bolts to specification. Refer to the TORQUE SPECIFICATIONS  table. Attach dial indicator to transmission case with dial indicator stem seated against end of input shaft.
  34. Move input shaft inward and zero dial indicator. Pull input shaft outward and measure input shaft end play. Input shaft end play should be .034-.084" (.86-2.13 mm).
  35. If input shaft end play is not within specification, install different thickness thrust washer for intermediate shaft located in center of rear clutch. Recheck input shaft end play.
  36. Ensure lock nuts are backed off 4-5 turns on front and rear band adjusting screws. See Figure . Tighten front and rear band adjusting screws to 72 INCH lbs. (8.1 N.m).
  37. Loosen front band adjusting screw 2 1/2 turns. On 46RH, loosen rear band adjusting screw 2 turns. On 47RH, loosen rear band adjusting screw 3 turns. On all models, tighten each lock nut to specification while holding the band adjusting screw. Refer to the TORQUE SPECIFICATIONS  table.
  38. Ensure park/neutral switch is removed before installing valve body. Install NEW seal rings on accumulator and solenoid connector. Lubricate seal rings, manual shift lever seal and accumulator and bore with petroleum jelly.
  39. Install inner spring for accumulator in transmission case. Install accumulator in transmission case. Place manual shift lever on valve body in low gear position so ball on park rod can be installed in parking sprag.
  40. Using screwdriver, push parking sprag to engage with park gear. This allows knob on park rod to move past parking sprag when installing valve body. Rotate output shaft to ensure parking sprag is engaged.
    CAUTION: Ensure park rod enters parking sprag, as park rod may enter cavity in the case and not enter parking sprag. Park rod will be damaged if it is not engaged with parking sprag.
  41. Install outer spring between accumulator and valve body. Install valve body, working park rod past parking sprag. Ensure accumulator spring remains in place.
    CAUTION: Alternate tightening valve body-to-transmission case bolts to prevent damage to valve body. DO NOT  overtighten bolts or transmission and valve body may be damaged.
  42. Install all valve body-to-transmission case bolts in their original locations and tighten evenly to specification. Refer to the TORQUE SPECIFICATIONS  .
  43. Install NEW filter assembly. Install and tighten bolts to specification. Reconnect all necessary electrical connections. Install throttle valve and manual shift levers. Ensure throttle valve and manual shift levers rotate smoothly.
  44. Install magnet in the small protrusion area at the corner of the oil pan. Using NEW gasket, install oil pan. Install and tighten bolts to specification. Using NEW seal, install PNP switch. Tighten PNP switch to specification.
CAUTION: If transmission failure existed, flush oil cooler and check oil cooler flow. See OIL COOLER FLUSHING  and OIL COOLER FLOW CHECK  under ON-VEHICLE SERVICE.
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