Lycoming IO-390-D Series Maintenance Manual page 144

Step
"Camshaft Assembly and Installation"
Step 13
procedure in Chapter 72-20
Assemble
and install
the
camshaft in
the
crankcase
(Figure 12).
"Crankshaft Installation" procedure in
Step 14
Chapter 72-20
Install the
crankshaft
in the
crankcase
(Figure 13).
"Crankcase Assembly" procedure in
Step 15
Chapter 72-20
Assemble
the
crankcase
halves
(Figure 14)
72-10
Page 118
Table 2 (Cont.)
Sequence of Engine Assembly Procedures
Reference
Figure 12
Camshaft
Figure 13
Crankshaft
Figure 14
Crankcase Halves
IO-390-D Series Engine Maintenance Manual
IO-390-D Series Engine Maintenance Manual
Step
"Crankshaft Oil Seal Installation"
Step 16
procedure in Chapter 72-20
Install the
crankshaft
oil seal in
the
crankcase
(Figure 15)
Split Oil Seal and Solid-Ring Oil Seal
"Crankshaft Idler Gear Installation"
Step 17
procedure in Chapter 72-20
Install the
crankshaft
idler gears
(Figure 16).
Crankshaft Idler Gears
Step 18 Procedures in Chapter 72-25
Install the
oil pump
and the fuel
pump
plunger on
the
accessory
housing
(Figure 17).
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Reference
Figure 15
Figure 16
Figure 17
Oil Pump
March 2020