Service Manual

Smoke During Operation
Problem Possible Causes
Black Defective injector
I
njection pump out of adjustment
Injection pump timing
Air intake restricted
Inlet chambers clogged
Not
enough advance
Grey Defective injector
I
njection pump timing
Air intake restricted
Not enough advance
Blue-Grey Defective injector
Injection pump timing
Too much oil
Blue Too much oil
Wear
White Injection pump timing
Cylinder head gasket
Cold engine
Engine
Groundsmaster 455-D Page 3 - 25
Rev. B
Engine