Od Brake Piston Stroke Specifications

Application

Piston Stroke - In. (mm)

A340E

.055-.067 (1.40-1.70)

A340F

.052-.064 (1.32-1.62)

8. Remove snap ring. Remove OD brake clutch pack flanges, plates and discs. Note number and location of all components. Place reference mark on 2nd coast brake piston rod. Apply 57-114 psi (4.8 kg/cm2 ) of air at opening of transmission case. Using wire gauge, measure clearance between reference mark and case. See Fig. 18 and Fig. 19 . 2nd coast brake piston stroke should be .059-.118" (1.50-3.00 mm). If stroke is not within specification, inspect brake band.

9. Remove 2nd coast brake cover snap ring. Carefully apply air pressure to oil hole as in step 8 to remove cover, piston and spring. Remove thrust bearing and race from overdrive support assembly. Remove overdrive support-to-case bolts. Remove snap ring. Using appropriate puller, remove overdrive support assembly. Remove race from rear of support assembly. Remove direct clutch with forward clutch from case. Remove bearings and race from clutch assembly.

10. Remove "E" ring from 2nd coast brake band pin and remove pin. Remove 2nd coast brake band. Remove race from front planetary ring gear. Remove front planetary ring gear. Remove thrust bearing and race from inside ring gear. Remove race from front planetary gear. Place transmission on end and support output shaft on wooden blocks. Remove snap ring located above front planetary gear. Remove front planetary gear. See Fig. 16.

11. Remove sun gear drum and one-way clutch. Check clutch pack clearance of second brake. See Fig. 21. See 2ND BRAKE CLUTCH PACK CLEARANCE SPECIFICATIONS table. If clearance is not within specifications, inspect condition of clutch discs. Remove flange snap ring.

2001-05 AUTOMATIC TRANSMISSIONS A340E & A340F Overhaul

12. Remove the flange, plates and discs. Note the number and location of all components. Check clutch pack clearance of 1st and reverse brake. See Fig. 20. See 1ST & REVERSE BRAKE PACK CLEARANCE SPECIFICATIONS table. If clearance is not within specifications, inspect condition of clutch discs.

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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