SEAL A. 5H0428 - Caterpillar

EngineC175-20 (S/N: R4F1-141)Description Of Change: The new insulation reduces temperatures on the NOx sensor Electronic Control Unit (ECU). The new bracket diverts hot air away from the NOx sensor grommet.Adaptable To: The following changes are adaptable to the products within the listed serial numbers, and are effective with all products after the listed serial numbers.The new 527-8582 Bracket (Wing Plates) replaces the former 488-1796 Plate.The new parts are listed in Table 1.
Table 1
Part Name Part Description Qty
8T-4971 Bolt 4
9Y-5289 Special Spacer 4
232-1473 Washer 4
527-8582 Bracket 2
539-1402 Insulation As 1
Illustration 1 g06259821
(1) 539-1402 Insulation As
Illustration 2 g06259823
(2) 527-8582 Bracket
(3) 9Y-5289 Special Spacer
(4) 8T-4971 Bolt
(5) 232-1473 Washer