TM 55284025423
164
Personnel Required:
INITIAL SETUP
Applicable Configurations:
68B20 Aircraft Powerplant Repairer
All
Tools:
References:
Powerplant Mechanics Tool Kit,
NSN 5180003234944
Materials/Parts:
None
NOTE
Observe all engine operating limits during ground runs, and abort if
engine operation is abnormal and/or chip detector light comes on.
INSPECT CHIP DETECTOR
AND SYSTEM FOR SHORTS.
VISUALLY INSPECT ALL CHIP
YES
ANNOTATE ENGINE RECORDS
DETECTORS. ARE CHIP
WITH OPERATION TIME AND
DETECTORS CLEAN?
EVENT RETURN ENGINE TO
SERVICE.
NO
RATE THE DEBRIS (REF TASK 86.1) IS
THE DEBRIS CONSIDERED: (ANY
YES
CATEGORY),
REPLACE ENGINE
CATEGORY A?
LIGHT CATEGORY B?
IS THIS THE 4TH CHIP INDICATION
WITHIN THE LAST 150 OPERATIING
HOURS?
NO
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