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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> 8HP50/850RE - Automatic Transmission (Service Information) >> Clutch, A >> Disassembly And Assembly >> Clutch A

Clutch A

DISASSEMBLY 

Fig 1: Clutch A Exploded View
GC0152331Courtesy of CHRYSLER GROUP, LLC
1 - A CLUTCH PISTON
8 - SUN GEAR
2 - LIP SEAL
9 - WAVE SPRING
3 - LIP SEAL
10 - SEPARATOR PLATE
4 - RETURN SPRING
11 - FRICTION PLATES
5 - RING
12 - END PLATE
6 - BEARING
13 - SNAP RING
7 - WASHER
14 - SELECTABLE SHIM
  1. Remove the oil pump from the transmission case. Refer to PUMP, TRANSMISSION OIL, REMOVAL AND INSTALLATION .
    GC0152249Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    Apply air pressure slowly, oil may spray when B-piston releases from the assembly.

  2. With one hand above B-piston (1), carefully apply air pressure into the hole directly above the B-piston alignment tab (3) to remove B-piston (2) from the assembly.
    GC0152250Courtesy of CHRYSLER GROUP, LLC
  3. Remove the outer ring (1) (inside B-piston).
  4. Remove the snap ring (2).
  5. Remove the clutches and spacers (4).
  6. Remove the hub (3).
    GC0152251Courtesy of CHRYSLER GROUP, LLC
  7. Position the oil pump housing assembly (4) in a suitable press.
  8. Using (special tool #8285, Compressor, Spring) (1), press on the fingers of the piston retainer to remove tension on the split retaining ring (2), and remove the two halves of the retaining ring (2).
  9. Remove the piston retainer and plate.

ASSEMBLY 

GC0152331Courtesy of CHRYSLER GROUP, LLC
1 - A CLUTCH PISTON
8 - SUN GEAR
2 - LIP SEAL
9 - WAVE SPRING
3 - LIP SEAL
10 - SEPARATOR PLATE
4 - RETURN SPRING
11 - FRICTION PLATES
5 - RING
12 - END PLATE
6 - BEARING
13 - SNAP RING
7 - WASHER
14 - SELECTABLE SHIM
NOTE:

If clutch discs are being replaced, soak in 8HP trans fluid before assembly.

GC0152254Courtesy of CHRYSLER GROUP, LLC
  1. Insert the piston and the retaining ring (1) into the housing.
    GC0152251Courtesy of CHRYSLER GROUP, LLC
  2. Position the oil pump housing assembly (4) in a suitable arbor press.
  3. Using (special tool #8285, Compressor, Spring) (1), press on the fingers of the piston retaining ring to remove tension, and install the two halves of the split retainer ring (2).
    GC0152250Courtesy of CHRYSLER GROUP, LLC
  4. Install the hub (3).
  5. Install the clutches and spacers (4).
  6. Install the snap ring (2).
  7. Install the outer ring (1) (below B-piston).
    GC0152288Courtesy of CHRYSLER GROUP, LLC
  8. Position the B-piston alignment tab (2) above the notch and install B-piston (1) on the assembly.
  9. Install the transmission oil pump. Refer to PUMP, TRANSMISSION OIL, REMOVAL AND INSTALLATION .