MOTOR GP-GEAR 3385721 - Caterpillar

Illustration 1 g03247517
(A) Signal (B) +10 to 30 VDC (C) 0 VDCUse a 9U-7330 Digital Multimeter to test the speed sensor terminal resistance. Connect the multimeter leads to the corresponding terminals on the sensor connector. If a test result does not match the value listed in Table 1, verify the value. If the value has been verified and does not match the listed value, replace the speed sensor.
Table 1
Test    Terminal    Multimeter Lead    Value    
1     B     Positive +     0 to 7.8 Ohms    
C Negative -    
2     C     Positive +     Overload (OL)    
B Negative -    
3     B     Positive +     0 to 5.9 Ohms    
A Negative -    
4     A     Positive +     OL    
B Negative -    
5     A     Positive +     7.6 to 27 Ohms    
C Negative -    
6     C     Positive +     OL    
A Negative -