Doosan G424F - Crankshaft Front Seal

G424F(FE) Service Manual Chapter 3. Engine Mechanical System 56
Crankshaft Front Seal
Removal
Remove or disconnect
1. Timing belt; see “Timing Belt – Removal”, in this
section.
2. Crankshaft timing pulley; see “Crankshaft Timing
Pulley – Removal”, in this section.
3. Crankshaft seal. For this operation, drill a hole in
the seal front face and install a fine threaded bolt
(arrow).
With the aid of pliers, remove the seal.
Installation
Install or connect
1. New seal to the crankshaft.
Important
• Install tool KM-417 protecting sleeve on the
crankshaft end with its outer surface lubricated
and the chamfered area turned to the outside of
the vehicle.
• Install the seal in the protecting sleeve.
• Place installer KM-417 and bolt and install the
seal in its lodging.
2. Remove tool and protecting sleeve.
3. Timing pulley in the crankshaft; see “Crankshaft
Timing Pulley – Installation”, in this section.
4. Timing belt; see “Timing Belt – Installation”, in this
section.