TM 5-2420-230-24-2
Crankshaft Gear, Front (Crankshaft Installed) (001-018)
B3.9 and B5.9 Series Engines
Page 1-54
Section 1 - Cylinder Block - Group 01
Crankshaft Gear, Front (Crankshaft
Installed) (001-018)
General Information
The crankshaft gear can not be removed in-chassis. To
remove crankshaft gear, refer to B Series Engine Shop
Manual, Bulletin No. 3810206.
Crankshaft Seal, Front (001-023)
General Information
Front Crankshaft Seal
The front crankshaft seal is mounted in the front gear cover.
A double-lipped TeflonTM seal is used. The sealing surface
on the crankshaft must be clean and free of lubricating oil
during assembly.
Remove (001-023-002)
Remove the drive belt. Refer to Procedure 008-002.
NOTE: Removal is easier if the vibration damper is loos-
ened before removing the belt.
15 mm
Remove the vibration damper. Refer to Procedure 001-052.
L-732