Chevrolet 1980 Light Duty Truck Repair Manual page 249

350 AUTOMATIC TRANSMISSION
UNIT REPAIR (OVERHAUL)
Transm ission D isassem bly and R eassem bly................ 7A-3
D isassem bly (T ran sm ission)............................................. 7A-3
Converter Inspection............. ............................................. 7A-3
Converter End Clearance C heck.................................... 7A-4
Rem oval o f Extension, Speedometer Driven Gear
Oil Pan and S creen ...................................................... 7A-4
Rem oval o f Valve Body and L inkage........................ 7A-6
Rem oval o f Oil Pump and Internal Case
C o m p o n en ts.................................................................... 7A-9
Valve B o d y ........................................................................... 7A-16
D isassem bly....................................................................... 7A-16
In sp ectio n ........................................................................... 7A-16
R eassem bly......................................................................... 7A-16
Oil P u m p ............................................................................... 7A-17
D isassem bly....................................................................... 7A-17
In sp ectio n ........................................................................... 7A-17
A sse m b ly ............................................................................ 7A-17
D irect Clutch and Intermediate Overrun
R oller C lu tch ................................................................... 7A-21
D isassem bly........................................................................ 7A-21
In sp ection ............................................................ .............. 7A-23
R eassem b ly......................................................................... 7A-23
Forward C lu tch .................................................................. 7A-24
D isa ssem b ly....................................................................... 7A-24
In sp ectio n ........................................................................... 7A-25
R eassem bly......................................................................... 7A-26
Sun Gear and Sun Gear D rive S h e ll......................... 7A-27
D isassem b ly....................................................................... 7A-28
In sp ectio n ........................................................................... 7A-28
A sse m b ly ............................................................................ 7A-28
A U T O M A T IC TR A N S M IS S IO N
SECTION 7 A
INDEX
Low and Reverse Roller Clutch Support................ 7A-28
D isassem b ly............................. .......................................... 7A-28
In sp ectio n ........................................................................... 7A-30
A sse m b ly ............................................................................ 7A-30
Governor A sse m b ly .......................................................... 7A-30
D isassem bly....................................................................... 7A-31
In sp ection ........................................................................... 7A -31
Governor D riven Gear R eplacem ent...................... 7A-31
R eassem bly......................................................................... 7A-31
Bushing R ep la cem en t......................................................... 7A -31
Extension H ousing B u sh in g .......................................... 7A-31
Output Shaft B u sh in g ...................................................... 7A-32
Case B u sh ing....................................................................... 7A-32
Stator Shaft Front B u sh in g ........................................... 7A-32
Stator Shaft Rear B ushing............................................. 7A-33
Input R ing Gear B u sh in g............................................... 7A-33
Sun Gear B u sh in g.............................................................. 7A-33
Reaction Carrier B u sh in g............................................... 7A-33
D irect Clutch B u sh in g.....................................................7A -3 3
Transmission A sse m b ly ..................................................... 7A-34
Transm ission Internal C o m p o n en ts........................... 7A-34
Speedometer D rive G ear and E xtension.................. 7A-35
M anual L in k age................................................................. 7A-35
Intermediate Servo Piston,
Valve Body, Oil Pan and G a sk et..............................7A-35
Governor and Vacuum M o d u lato r............................ 7A-36
Interm ediate C lutch A cc u m u la to r............................. 7A-36
Specifications.......................................................................... 7A-37
Special T o o ls ..........................................................................7A-38
(3 5 0 )7 A-1
OVERHAUL MANUAL