Table 4-1. Organizational `Preventive Maintenance Checks and Services (cont)
NOT FULLY MISSION
Bleed air system of pres-
sure before servicing.
Pop-off valve is inop-
Clean pop-off valve (19) with a clean
Replace pop-off valve if defective.
Drain cock is defective,
Clear air receiver tank (20) with wip-
Air Receiver Tank
place drain cock (21) if defective.
Section VI. TROUBLESHOOTING
If a malfunction is not listed or is not corrected by listed
corrective actions, notify your supervisor.
a. This section contains troubleshooting information
c. This table lists common malfuctions which you
for locating and correcting most of the operating
may find during the operation or maintenance of the
troubles which may develop in the shop set. Each mal-
shop set or its components. You should perform the
function for an individual component, unit or system is
followed by a list of tests or inspections which will help
tests/inspections and corrective actions in the order
you to determine corrective actions to take. You should
perform the tests/inspections and corrective actions in
the order listed.
organizational maintenance troubleshooting.
b. This manual cannot list all malfunctions that may
occur, nor all tests or inspections and corrective actions.
4-12. GENERAL. This section
is not applicable