Thrush Aircraft S2R–T660 Maintenance Manual page 41

To avoid overfilling of oil tank, and high oil consumption, an oil level
check is recommended within 30 minutes after engine shutdown.
Ideal interval is 15 to 20 minutes.
passed, and the dipstick indicates that oil is needed, start the engine
and run at ground-idle (low idle) for five minutes, and recheck oil
level.
2. Check condition and security of oil filler cap.
INTENTIONALLY LEFT BLANK
Remove, inspect, clean, and reinstall oil filter in accordance
with instructions obtained in the engine's appropriate Pratt &
3. Whitney maintenance manual.
NOTE: Do not clean ultrasonically. Elements must be
discarded after 1000 hours or after heavy contamination.
Check the chip detector for continuity using a suitable
4.
ohmmeter. An open circuit condition must exist which
indicates no ferrous contamination at pole tips.
OIL COOLER AUGMENTATION (GROUND)
Ensure augmentation door opens and closes properly without
1.
binding.
Inspect switch for proper operation – switch turns fan on
2.
when door is closed and turns fan off when door is open.
Inspect oil cooler scoop inlet area to ensure good airflow
3.
through cooler.
Check door spring for proper operation and general condition
4.
of spring and attachments.
Inspect fan blower to ensure proper operation and mounting
5.
hardware for security.
Effective: 12/17/03
THRUSH AIRCRAFT INC - T660 TURBO THRUSH
AIRCRAFT MAINTENANCE MANUAL
* NOTE *
If more than 30 minutes has
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