Section 7 · Pages 64–98 (35 pages)

Disassembly and Assembly of Transmission

From the 1948–1950 Buick Dynaflow Transmission Shop Manual

Bench overhaul of the Dynaflow transmission. Disassembly removes the converter and bell housing, oil pan, valve and servo body assembly, reaction shaft flange, front oil pump and accumulators, input shaft, clutch and low band, torque ball and universal joint, rear bearing retainer and rear oil pump. Overhaul paragraphs follow for the converter stators and pumps, valve and servo bodies and oil screen, oil pumps and reaction shaft, accumulators, clutch and input shaft, rear bearing retainer and torque ball, and planetary gear set and case, with runout checks and final assembly. Tools such as Band Installing Clip J 2595 are shown.

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What this section covers

  • Removal of major units
  • Overhaul of converter stators and pumps
  • Overhaul of valve and servo bodies
  • Overhaul of oil pumps and reaction shaft
  • Overhaul of clutch and input shaft
  • Rear bearing retainer, universal joint and torque ball
  • Planetary gear set and transmission case
  • Flywheel and primary pump runout checks
Year
1948, 1949, 1950
Make
Buick
Models
Dynaflow Drive transmissions, Series 40-50 and Series 70
Publication
BPS 1.32
Pages
100

What’s inside

Shop manual

  1. 1Specificationspp. 2–7
  2. 2Description and Operationpp. 8–30
  3. 3Trouble Diagnosispp. 31–38
  4. 4Design and Production Changespp. 39–45
  5. 5Special Tools, Lubrication, Adjustments on Carpp. 46–57
  6. 6Removal and Installation of Transmissionpp. 58–63
  7. 7Disassembly and Assembly of Transmissionpp. 64–98
  8. 8Alphabetical IndexAlphabetical index of subjects with page references.pp. 99–100