RADIATOR ASSEMBLY 4L4673 - Caterpillar

Table 11
Test F for the 902
Maximum Speed Test for the Displacement Control for the Pump and the Motor in the FORWARD Direction    
Test     SLOW     FAST    
Spec Actual     Spec     Actual    
Signal Pressure    
2900 500 kPa (420 75 psi)        
2900 500 kPa (420 75 psi)        
MH Pressure for the Drive Loop    
5500 1050 kPa (800 150 psi)        
9000 2000 kPa (1300 290 psi)        
Engine rpm     2770 35 rpm         2715 35 rpm        
Drive Shaft rpm     725 30 rpm         1945 + 135 / - 20 rpm        
Table 12
Test F for the 906
Maximum Speed Test for the Displacement Control for the Pump and the Motor in the FORWARD Direction    
Test     SLOW     FAST    
Spec Actual     Spec     Actual    
Signal Pressure    
2500 500 kPa (365 75 psi)        
2500 500 kPa (365 75 psi)        
MH Pressure for the Drive Loop    
5650 1150 kPa (820 165 psi)        
9000 2000 kPa (1300 290 psi)        
Engine rpm     2760 35 rpm         2730 35 rpm        
Drive Shaft rpm     780 30 rpm         1770 +125 / -20 rpm        
Table 13
Test F for the 902
Maximum Speed Test for the Displacement Control for the Pump and the Motor in the REVERSE Direction    
Test     SLOW    
Spec Actual    
Signal Pressure    
2900 500 kPa (420 75 psi)        
MH Pressure for the Drive Loop    
5500 1150 kPa (800 165 psi)        
Engine rpm     2770 35 rpm        
Drive Shaft rpm     725 30 rpm        
Table 14
Test F for the 906
Maximum Speed Test for the Displacement Control for the Pump and the Motor in the REVERSE Direction    
Test     SLOW    
Spec Actual    
Signal Pressure    
2500 500 kPa (365 75 psi)        
MH Pressure for the Drive Loop    
5650 1150 kPa (820 165 psi)        
Engine rpm     2760 35 rpm        
Drive Shaft rpm     780 30 rpm        
Illustration 1 g00483877
(A) M1 Pressure (B) Pump Charge Pressure at the motor. (C) Maximum (D) Nominal (E) Minimum
Table 15
Specifications for the Differential Adjustment    
Depth of the Pinion     Measurement (mm) + 30 mm = stamp (mm)    
Rotating Torque of the Pinion    
3.0 N m (28 lb in) to
4.7 N m (42 lb in)    
Rolling Torque of the Pinion    
0.53 N m (7.0 lb in) to
0.79 N m (4.7 lb in)    
Backlash on the