232
SMOKE
Cause and repair of smoke
CAUSE
Ү
Low idle RPM
Ү
Maximum speed increase
Ү
Plunger worn out
Ү
Delivery valve worn out, damaged
Ү
Deviated flow rate
Ү
Blocked nozzle tip
Ү
Enlarged nozzle tip injection hole
Ү
Injection pressure down
Ү
Piston ring worn out, cut
Ү
Cylinder liner worn out, damage
Ү
Piston worn out, damaged
Ү
Poor contact of valve and valve seat
Ү
Head gasket damaged, poor sealing
Ү
Poor nozzle assembly
Ү
Incorrect injection timing
Ү
Incorrect timer angle adjustment
DESCRIPTION
Excessive fuel
injection
Poor nozzle injection
Compression pressure
down
Incorrect timing of
injection pump
REPAIR
Adjust idle RPM
Adjust maximum speed
Change plunger
Change delivery valve
Adjust flow rate
Change nozzle tip and holder
Change nozzle tip
Adjust injection pressure
Change piston ring
Change cylinder liner
Change piston
Change valve
Change head gasket
Reassemble nozzle or change
Adjust injection timing
Adjust timer angle
Summary of Contents for BH090
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