2、Outline Drawing of Diesel Engine
2.1 Outline drawings of 4DW81-23D, 4DW81-28D, 4DW91-29D and 4DW91-38D
fuel filter
observation
hole
oil pressure sensor
NPT1/4
oil filter
oil drainage plug screw
M20×1.5
NPT1/4
water drainage valve
M10×1
Φ8
Φ8
external diameter of fuel return
external diameter of fuel inlet
water temperature
sensor interface
NPT3/8
(element thickness)
respirator
alternator
speed sensor interface
M18×1.5
rear end surface
of engine block
front end surface
of engine block
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