MTU Detroit Diesel 183 Series Technical Publication page 547

Task Description
Using circlip pliers, insert the outer snap ring (16) in the groove in the bearing housing (4).
Tighten clamping nut (6) to specified torque.
Tightening torque 35 + 3 Nm
Using a gauge, check axial gap 0.5 ± 0.2 mm once again.
Installing completely assembled unit in pump housing.
Insert studs (21) in the pump housing (1).
Insert O-ring (9) into the intermediate element (3).
Apply thin coat of grease to the fit in the pump housing (1) and insert the completely assembled unit in the pump
housing.
Screw on self-locking nuts (22) and tighten to specified torque.
Tightening torque 20 + 2 Nm.
20080/1 E 98-12
Group 20
Subgroup 1402a
Page 7