HOSE AS 2031928 - Caterpillar

Table 1
Pressure Switch     Models Used On     System Used On    
173-7251     143H Motor Grader     AWD Control Sytems    
163H Motor Grader
173-7252     12H Motor Grader     Transmission Control System (for manual modulation)    
120H Motor Grader
135H Motor Grader
140H Motor Grader
143H Motor Grader
160H Motor Grader
163H Motor Grader When these switches are compared to previous pressure switches, the 173-7251 Pressure Switch and the 173-7252 Pressure Switch are larger in diameter. When a new pressure switch is installed, ensure that there is no contact between the pressure switch and adjacent hoses or wiring.The 173-7251 Pressure Switch and the 173-7252 Pressure Switch are effective with the following models.
Table 2
Model     Effective With    
12H     (PIN: 4XM02202)    
12H     (PIN: 2WR00815)    
12H     (PIN: 8MN00706)    
12H     (PIN: 4ER00581)    
12H     (PIN: 5ZM00298)    
12H     (PIN: 2GS00396)    
120H     (PIN: 4MK00603)    
120H     (PIN: 2AN00157)    
120H     (PIN: 5FM01682)    
120H     (PIN: 9YR00401)    
135H     (PIN: 3YK00383)    
135H     (PIN: 7MM00249)    
135H     (PIN: 8WN00570)    
140H     (PIN: 2ZK04343)    
140H     (PIN: 9ZN00322)    
140H     (PIN: 8JM00295)    
140H     (PIN: 9TN01011)    
140H     (PIN: 5HM01487)    
140H     (PIN: 3AS00504)    
160H     (PIN: 9EJ00754)    
160H     (PIN: 9JM00350)    
160H     (PIN: 3GM00091)    
160H     (PIN: 2FM00502)    
160H     (PIN: 2HS00390)    
143H     (PIN: 1AL00698)    
163H     (PIN: 5AK0211)    The 173-7251 Pressure Switch and the 173-7252 Pressure Switch are adaptable to the following models.
Table 3
Model     Adaptable To    
12H     (PIN: 2LR1-00294)    
12H     (PIN: 4XM1-02201)    
12H     (PIN: 2WR1-00814)    
12H     (PIN: 8MN1-00705)    
12H     (PIN: 4ER1-00580)    
12H     (PIN: 5ZM1-00297)    
12H     (PIN: 2GS1-00395)    
120H     (PIN: 3GR1-00081)    
120H     (PIN: 6NM1-00254)    
120H     (PIN: 6TM1-00442)    
120H     (PIN: 4MK1-00602)    
120H     (PIN: 2AN1-00156)    
120H     (PIN: 5FM1-01681)    
120H     (PIN: 9YR1-00400)    
135H     (PIN: 3YK1-00382)    
135H     (PIN: 7MM1-00248)    
135H     (PIN: 8WN1-00569)    
140H     (PIN: 2ZK1-04339)    
140H     (PIN: 9ZN1-00321)    
140H     (PIN: 8JM1-00294)    
140H     (PIN: 9TN1-01010)    
140H     (PIN: 5HM1-01486)    
140H     (PIN: 8KM1-00368)    
140H     (PIN: 3FR1-00195)    
140H     (PIN: 3AS1-00503)    
160H     (PIN: 9EJ1-00753)    
160H     (PIN: 3HR1-00010)    
160H     (PIN: 6WM1-00340)    
160H     (PIN: 9JM1-00349)    
160H     (PIN: 3GM1-00090)    
160H     (PIN: 2FM1-00501)    
160H     (PIN: 2HS1-00389)    
143H     (PIN: 1AL1-00697)    
163H     (PIN: 5AK1-00210)