KNEGT 254G2, Руководство пользователя

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66
5.1.9 Rising of lube oil level
Possible causes Fixing methods

Water leakage from cylinder head gasket

Water leakage from cylinder head or
bowl-shaped plug hole in engine block

Check and replace it

Repair with epoxy resin or replace
with a new plug
5.1.10 Engine running-away
Possible causes Fixing methods

Oil delivery control rod of injection pump

seized at the maximum position

Sliding disc sleeve of governor seized

Adjusting rod of plunger broken or
escaped from the fork

Too much lube oil in injection pump

Too much lube oil entering into cylinder

Check and repair it

Check and repair it

Check and repair it

Drain out to the required level

Check and fix it
5.1.11 Engine drifting
Possible causes Fixing methods

Uneven diesel delivery to each cylinder,
screw of fuel delivery adjusting fork
loosened

Too much the clearance of fork-
adjusting-arm and the sliding disc worn
out

Sleeve of sliding disc dragging

Too much the axial clearance of cam
shaft
 Air being in fuel pipes

Check and adjust it

Replace them

Use fine sand cloth to polish it or
replace it

Adjust with copper shims
 Bleed air
5.1.9
Engine self-stalling
Possible causes Fixing methods

Air being in fuel pipe or filter element
blocked

Seizing of piston

Bearing bush burning-out

Plunger or sliding disc sleeve of
governor seized

Check, bleed air or replace the filter
element

Check and replace it

Check and replace it

Check, repair or replace them