Piper Arrow IV Turbo Maintenance Manual page 28

Perform all inspections or operations at each of the inspection
intervals as indicated by a circle (O). (See Notes 1, 2 and 3.)
C. TURBOCHARGER GROUP (CONTINENTAL) (cont)
6. Inspect all oil lines and fittings for wear, leakage, heat damage or
fatigue .................................................................................................
7. Inspect bypass valve for security and safety.......................................
8. Run up engines, check all instruments for smooth, steady response..
9. Remove all turbocharger components from the engine. Inspect and
repair or replace as necessary. Check turbocharger rotor for
excessive play, carbon and dirt deposits. Remove turbine and
compressor housings. Inspect turbine wheel and impeller for
physical damage and excessive build up of deposits. If excessive,
replace Turbocharger Assembly .........................................................
D. ENGINE GROUP (LYCOMING)
NOTE: Read Note 5 prior to completing this inspection
group.
CAUTION: Ground Magneto Primary Circuit before working on
engine.
1. Remove engine cowl and inspect for damage.....................................
2. Clean and inspect cowling for cracks, distortion, and loose or
missing fasteners. (See Note 25).........................................................
3. Drain oil sump (Drain while engine is warm).....................................
4. Clean oil suction and oil pressure strainers at oil change (Inspect
strainers for foreign particles).............................................................
5. Change full flow (cartridge type) oil filter element (Inspect element
for foreign particles)............................................................................
6. Inspect oil temperature sender unit for leaks and security..................
7. Inspect oil lines and fittings for leaks, security, chafing, dents and
cracks (See Note 8).............................................................................
8. Clean and inspect oil radiator cooling fins..........................................
9. Remove and flush oil radiator.............................................................
10. Fill engine with oil..............................................................................
11. Clean engine........................................................................................
CAUTION: Do not contaminate the vacuum pump with cleaning
fluid. (Refer to latest revision of Lycoming Service
Instruction No. 1221.)
PIPER AIRCRAFT
PA-28RT-201 / 201T
MAINTENANCE MANUAL
PERIODIC INSPECTIONS. (cont)
—NOTE—
Nature of Inspection
1B4
Interim Revision: February 27, 1995
Inspection Time (hrs)
50 100 500
O O O
O O O
O O O
O O O
O O
O O
O O
O O O
O O
O O O
O O
O
O O
O O
5-20-01
Page 5-05
1000
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O