SI07.15-W-0005A | Service-Information: Replacing unit pump O-rings |
ENGINE 904.9 in MODELS 668, 670
ENGINE 906.9 in MODELS 950.5 /6, 952.5 /6, 953.6, 954.5, 957
ENGINE 904.9 in MODELS 970, 972, 975, 976
ENGINE 906.9 in MODELS 970, 972, 974, 975, 976
Modification notes
If you have ordered sealing rings with part no. A 027 997 83 48 after calendar week 31 and have already received parts kit
A 028 997 56 48 be sure that you perform the following measure during assembly:
1 | Before installing, apply assembly grease, part no. A 000 989 81 51, or alternatively Bosch-high-temperature grease, Bosch no. 5 700 002 02 to the sealing ring and the and the crank case bore. | ||
2 | Black sealing ring must carefully be fitted into the upper radial groove and green sealing ring into the lower radial groove. |