966K Wheel Loader and 972K Wheel Loader Power Train Caterpillar


Transmission Hydraulic Control

Usage:

966K PBG



Illustration 1g02208093

Typical example of the transmission hydraulic control for the 966K machines

(1) Torque for the four bolts ... 30 ± 4 N·m (22 ± 3 lb ft)

(2) Torque for the 12 bolts ... 30 ± 4 N·m (22 ± 3 lb ft)

(3) The 130-5485 Relief Valve (Torque Converter Outlet) is not available on all machines.

Table 1
Speed Range and Direction     Energized Solenoids     Engaged Clutches    
Fourth Speed Forward     4 and F     3 and 2    
Third Speed Forward     3 and F     4 and 2    
Second Speed Forward     2 and F     5 and 2    
First Speed Forward     1 and F     6 and 2    
Neutral     4     3    
First Speed Reverse     1 and R     6 and 1    
Second Speed Reverse     2 and R     5 and 1    
Third Speed Reverse     3 and R     4 and 1    
Fourth Speed Reverse     4 and R     3 and 1    



Illustration 2g00907228

Typical example of the transmission hydraulic control for the 972K machines

(1) Torque for the four bolts ... 30 ± 4 N·m (22 ± 3 lb ft)

(2) Torque for the 12 bolts ... 30 ± 4 N·m (22 ± 3 lb ft)

(3) The 130-5485 Relief Valve (Torque Converter Outlet) is not available on all machines.

Table 2
Speed Range and Direction     Energized Solenoids     Engaged Clutches    
Fourth Speed Forward     4 and F     3 and 2    
Third Speed Forward     3 and F     4 and 2    
Second Speed Forward     2 and F     5 and 2    
First Speed Forward     1 and F     6 and 2    
Neutral     4     3    
First Speed Reverse     1 and R     6 and 1    
Second Speed Reverse     2 and R     5 and 1    
Third Speed Reverse     3 and R     4 and 1    
Fourth Speed Reverse     4 and R     3 and 1    

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