SPRING 1292753 - Caterpillar

Engine:
3406E (S/N: 1LW1-UP; 1MM1-UP)
C-12 (S/N: 1YN1-UP; 2KS1-UP)
C-10 (S/N: 2PN1-UP; 8YS1-UP)
3176 (S/N: 2YG1-UP)
C-10 (S/N: 3CS1-UP)
3406E (S/N: 5EK1-UP; 6TS1-UP)
3176 (S/N: 7LG1-UP)
3176B (S/N: 9CK1-UP)
C-12 (S/N: 9NS1-UP)
Description of Change: The torque for nuts (1) on wiring harness assembly for the fuel injector has been increased. The former torque was 1.70 0.25 N m (15 2 lb in). The specified torque for the nuts has been increased to 2.50 0.25 N m (22 2 lb in). The increase in torque will help prevent continuity and electrical short problems.
Illustration 1 g00660845
Adaptable To: The increased torque for the nuts on the wiring harness assembly for the fuel injector affects the following modules for the service manuals. See the following chart.
Table 1
Service Manual Affected By Increased Torque    
Engine Model     Serial Number     Service Manual     D&A Module     Specifications Module    
3176     2YG     SENR3910     SENR3914     SENR3908    
7LG SENR5105     SENR5109     SENR5107    
3176B     9CK     SENR5585     SENR5567     SENR5560    
C-10     2PN     SENR6590     SENR1002     SENR6592    
3CS RENR2240     RENR2236     RENR2234    
8YS RENR1320     RENR1318     RENR1322    
C-12     1YN     SENR6590     SENR1002     SENR6592    
2KS RENR2240     RENR2236     RENR2234    
9NS RENR1320     RENR1318     RENR1322    
3406E     5EK, 6TS     SENR5580     SENR6421     SENR5577    
1MM, 2WS SENR5020     SENR5016     SENR5018    
1LW, 5DS RENR1275     RENR1277     RENR1272