TM 55-1925-286-13&P
0009 00
Compressor "knocks"
during operation
Is the
Has the
Add lubricant
Yes
No
lubricant at the
Exit
knocking
to the proper level
proper level?
ceased?
No
Yes
Is the starting
air pressure above Yes
Perform procedure 3
of this work package.
250 PSI
(17.2 bar)?
No
Notify maintenance
supervisor. Refer to
direct support
maintenance for
compressor replacement.
Procedure 11. Compressor "Knocks" During Operation
0009 00-15
