SEAL 8H7319 - Caterpillar

Electric Power Generation3516C GEN SET (S/N: SBK2211-2624)C175-16 GEN SET (S/N: WYB2020-2150)Engine3516C (S/N: SBJ2087-2193)C175-16 (S/N: WYC2012-2015)C175-20 (S/N: BXR1888-1995)G3516H (S/N: NWH117-139)G3520H (S/N: GFP153-184; GFR178-199)Description Of Change: The new hardware consists of grade eight bolts with higher tensile strength installed to the generator box. This improvement includes machine tapped holes that eliminates high torque thread tapping operation on the generator shell.Adaptable To: The following changes are adaptable to the engines within the listed serial numbers and are effective with all engines after the listed serial numbers.The new hardware and tapping process are applicable to the generator box group listed in Table 1.
Table 1
Generator Box Group with New Hardware
Part Number Part Name
281-3199 Extension Terminal Box Gp
284-1504 Generator Box Support Gp
354-1167 Extension Terminal Box Gp
354-1168 Extension Terminal Box Gp
461-7105 Extension Terminal Box Gp
461-7106 Extension Terminal Box Gp
381-1000 Generator Box Support Gp
472-2983 Box and Mounting
521-1637 Extension Terminal Box Gp