Chrysler DODGE D150 1993 Service Manual page 1177

TRANSMISSION OVERHAUL—32RH

Fig. 89 Removing/installing Servo Piston Plug Snap

servo and cushion springs if collapsed, distorted or

broken. Replace the plug or piston if cracked, bent,

or worn. Discard the servo snap ring and spring re

tainer if distorted or warped.

If doubt exists about the condition of any servo

component, replace it. Do not reuse suspect parts.

Fig. 90 Rear Servo Components—32RH

(1) Assemble piston plug, cushion spring and pis

ton (Fig. 90).

(2) Compress cushion spring in vise and install pis

ton plug snap ring (Fig. 90).

(3) Install new seal on piston. Be sure seal lip is

toward servo bore (Fig. 91).

(4) Lubricate piston seal with petroleum jelly. Lu

bricate other servo parts with transmission fluid.

Fig. 91 Installing Rear Servo Piston Seal—32RH

VALVE BODY SERVICE AND ADJUSTMENT

C A U T I O N : D o not clamp any part of the valve body

assembly (Fig. 92) in a vise. This practice will dis

tort the valve body and transfer plate resulting in

valve bind. Slide valves and plugs out carefully. D o

not use force at any time. The valves and valve

body will be damaged if force is used. Also tag or

mark the valve body springs for reference a s they

are removed. D o not allow them to become inter

Fig. 92 Valve Body Assembly—32RH

bracket to valve body and transfer plate. Hold

bracket firmly against spring force while removing

(2) Remove adjusting screw bracket, line pressure

adjusting screw, pressure regulator spring and switch

valve spring (Fig. 93). Do not remove throttle

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