MTU Detroit Diesel 183 Series Technical Publication page 271

Task Description
20080/1 E 98-12
Note
By securing bearing retainer for spindle pipe, oil bore
(15) of bearing is simultaneously aligned to oil bore (16)
in crankcase.
Insert stop element (10) into spindle pipe. Turn cross
handle clockwise and pull in bearing until oil bore (15)
of bearing is aligned with oil bore (16) in crankcase.
When securing collar bearing to bearing retainer ensure
oil bores are aligned (17 aligned with 19 and 18 aligned
with 20).
Remove bearing insertion tool and measure bearing.
See Tolerance and Wear Limits List 05-7102 for limit
values.
Ensure oil ducts are free from obstruction.
Install end cover (13) with sealant
(part No. 001 899 25 20) into crankcase.
Group 05
Subgroup 7102
Page 7