|
|
(9) Remove bolts attaching overdrive unit to trans- mission (Fig. 128). CAUTION: Support the overdrive unit with a jack (10) Carefully work overdrive unit off intermediate shaft. Do not tilt unit during removal. Keep it as (11) If overdrive unit does not require service, immediately insert Alignment Tool 6227-2 in splines (12) Remove and retain overdrive piston thrust bearing. Bearing may remain on piston or in clutch (13) Position drain pan on workbench. to drain residual fluid from case. (15) Examine fluid for clutch material or metal fragments. If fluid contains these items, overhaul will (16) If overdrive unit does not require any service, leave alignment tool in position. Tool will prevent DISASSEMBLY (1) Remove transmission speed sensor and O-ring seal from overdrive case (Fig. 129). (2) Remove overdrive piston thrust bearing (Fig. 130). OVERDRIVE PISTON (1) Remove overdrive piston thrust plate (Fig. 131). Retain thrust plate. It is a select fit part and (2) Remove intermediate shaft spacer (Fig. 132). Retain spacer. It is a select fit part and may possibly Fig. 128 Overdrive Unit Bolts 1 - OVERDRIVE UNIT Fig. 129 Transmission Speed Sensor Removal 1 - SOCKET AND WRENCH Fig. 130 Overdrive Piston Thrust Bearing Removal 1 - THRUST BEARING 21 - 164 AUTOMATIC TRANSMISSION - 42RE AN OVERDRIVE UNIT (Continued) |