Dodge 2001 Ram 1500 Owner's Manual page 2415

21 - 780 AUTOMATIC TRANSMISSION - 47RE
VALVE BODY
DESCRIPTION
The valve body consists of a cast aluminum valve
body, a separator plate, and transfer plate. The valve
body contains valves and check balls that control
fluid delivery to the torque converter clutch, bands,
and frictional clutches. The valve body contains the
following components (Fig. 239), (Fig. 240), (Fig.
241), and (Fig. 242):
• Regulator valve
• Regulator valve throttle pressure plug
• Line pressure plug and sleeve
• Kickdown valve
• Kickdown limit valve
• 1-2 shift valve
• 1-2 control valve
• 2-3 shift valve
1 - UPPER HOUSING
2 - REGULATOR VALVE
3 - SWITCH VALVE
4 - REGULATOR VALVE SPRING
5 - KICKDOWN VALVE
6 - KICKDOWN DETENT
7 - THROTTLE VALVE AND SPRING
Fig. 239 Upper Housing Control Valve Locations
• 2-3 governor plug
• 3-4 shift valve
• 3-4 timing valve
• 3-4 quick fill valve
• 3-4 accumulator
• Throttle valve
• Throttle pressure plug
• Switch valve
• Manual valve
• Converter clutch lock-up valve
• Converter clutch lock-up timing Valve
• Shuttle valve
• Shuttle valve throttle plug
• Boost Valve
• 10 check balls
By adjusting the spring pressure acting on the reg-
ulator valve, transmission line pressure can be
adjusted.
8 - MANUAL VALVE
9 - 1-2 GOVERNOR PLUG
10 - GOVERNOR PLUG COVER
11 - THROTTLE PLUG
12 - 2-3 GOVERNOR PLUG
13 - SHUTTLE VALVE PRIMARY SPRING
BR/BE