IO-390-D Series Engine Maintenance Manual
72-05
© 2020 Avco Corporation. All Rights Reserved
Page 108
March 2020
IO-390-D Series Engine Maintenance Manual
Table 1 (Cont.)
Sequence of IO-390-D Series Engine Disassembly Procedures
Step
Reference
Step
Reference
Step 5
“Alternator and Bracket Removal” and
“Alternator Belt Removal” procedures
in Chapter 72-70
Figure 5
Alternator Bracket, Alternator, and
Alternator Belt
Step 8
Remove the
fuel lines,
fuel
injector,
injection
nozzles,
fuel
manifold,
and, fuel
pump
(Figure 8).
Procedures in Chapter 73-10
•
Fuel Line Removal
•
Fuel Injector Removal
•
Injection Nozzle Removal
•
Fuel Manifold Removal
•
Fuel Pump Removal
Figure 8
Fuel Lines and Fuel Components
Remove the
alternator,
alternator
bracket, and
alternator
belt
(Figure 5).
Step 6
Remove the
starter
(Figure 6).
“Starter Removal” procedure in
Chapter 72-70
Figure 6
Starter
Step 9
Remove the
intake pipes
(Figure 9).
“Intake Pipe Removal” procedure in
Chapter 72-80
Figure 9
Intake Pipes
Step 7
Remove the
starter ring
gear support
and starter
ring gear
(Figure 7).
“Starter Ring Gear Support Removal”
and “Starter Ring Gear Removal”
procedures in Chapter 72-70
Figure 7
Starter Ring Gear
Step 10
Remove the
oil sump
(Figure 10).
“Oil Sump Removal” procedure in
Chapter 72-50
Figure 10
Oil Sump
