SECTION 3 - CHASSIS & TURNTABLE
3-30
– JLG Lift –
3121623
3.8
PERKINS ENGINE
Model: 402D
Specifications
Engine Identification
Perkins engines are identified by a serial number. This
number is shown on a serial number plate that is mounted
above the fuel injection pump on the right hand side of
the engine block.
An example of an engine number is
GP*****U000001M.
GP ________________________________Type of engine
U ______________________Built in the United Kingdom
*****__________________ The list number of the engine
000001 _______ _______________Engine Serial Number
M ____________________________ Year of Manufacture
Perkins dealers or Perkins distributors need all of these
numbers in order to determine the components that were
included with the engine. This permits accurate identifica-
tion of replacement part numbers.
Serial Number Plate
Table 3-5.
402D-05 Engine
Maximum Operating Speed (rpm)
3600 rpm
Cylinders and Arrangement
In-Line two cylinder
Bore
67 mm (2.64 inch)
Stroke
72 mm (2.83 inch)
Displacement
0.507 L (30.939 in3)
Aspiration
Naturally Aspirated
Compression Ratio
23.5:1
Firing Order
1-2
Rotation that is viewed
from the flywheel
Counterclockwise
Valve Lash Setting (Inlet)
0.20 mm (0.008 inch)
Valve Lash Setting
(Exhaust)
0.20 mm (0.008 inch)
Injection
Indirect
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to
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