HEAD 3747010 - Caterpillar

Illustration 1 g02117693
Left side view of transmission
Table 1
Specification for 253-8425 Transmission Hydraulic Control Gp    
Item        
1     Use the following procedure to assemble the elbows.    
-     Remove the fitting assembly from the modulating valve.    
-     With the elbow at an angle of 45 5 degrees from horizontal, tighten the elbow in the modulating valve to a torque of 14 4 N m (124 35 lb in).    
-     Reinstall the fitting assembly to the elbow and tighten to a torque of
14 4 N m (124 35 lb in).    
Lubricate all the seals lightly with the lubricant that is being sealed.    
2     11     Bolts     Torque to
30 4 N m (266 35 lb in)    
3     1     Temperature sensor     Torque to
15 3 N m (133 27 lb in)    
4     Do not allow wires that are not braided to rub on other parts.    
-     Do not pull the connector wires tightly.    
5     1     Pressure switch     Torque to
60 6 N m (44 4 lb ft)    
6     Use the following installation procedure to properly seat the solenoid valve group in the cavity    
-     Place the solenoid valve group in the cavity.    
-     Install the bracket.    
-     Tighten the bolt to a torque of
12 3 N m (106 27 lb in).    
7     2     Bolts     Torque to
55 7 N m (41 5 lb ft)    
Illustration 2 g02117717
Rear view of transmission
Illustration 3 g02117718
Right side view of transmission
Table 2
Specification for 253-8425 Transmission Hydraulic Control Gp    
Item     Qty     Part     Specification Description    
8     7     Bolts    
28 7 N m (248 62 lb in)    ReferenceRefer to Specifications, SENR3130, "Installation of Fittings" and Specifications, SENR3130, "Straight Thread O-Ring Fittings".ReferenceFor information about eight modulating valves, refer to Specifications, "Modulating Valve (Transmission Hydraulic Control)".ReferenceFor more information, refer to Specifications, "Relief Valve (Lubrication)". ReferenceFor more information, refer to Specifications, "Relief Valve (Transmission Hydraulic Control)". ReferenceFor more information, refer to Specifications, "Solenoid Valve (Parking Brake)".