IO-390-D Series Engine Maintenance Manual
Appendix A
© 2020 Avco Corporation. All Rights Reserved
Page 296
March 2020
IO-390-D Series Engine Maintenance Manual
Install the Fitting for the Manifold Pressure Line in Cylinder #3
1.
Remove the plug from above the intake port in the new cylinder (Figure A-8).
Figure A-8
Plug Above the Intake Port
Figure A-9
Fitting Installed in the Cylinder
2.
Apply Loctite
®
564 or equivalent to the threads of the manifold pressure line fitting.
3.
Install the manifold pressure line fitting in the threaded hole as shown in Figure A-9.
4.
Torque the manifold pressure line fitting to 40 in.-lbs. (4.5 Nm).
