PIPER AIRCRAFT, INC.
PA-28-161, WARRIOR III
MAINTENANCE MANUAL
PAGE 9
Nov 30/06
1I15
12-20-00
CHART 3
SPECIAL INSTRUCTIONS AND NOTES
SPECIAL INSTRUCTIONS
1. Air Filter - Inspect filter at least once every 50 hours. Under extremely adverse operating conditions, it
must be inspected more frequently. The maximum filter life is 100 hours, however, do not hesitate to
replace filter if inspection reveals an excessively dirty, punctured or ruptured filter.
2. Bearings and Bushings - Clean exterior with a quick drying type solvent before lubricating.
3. Wheel Bearings - Disassemble and clean with a quick drying type solvent. Ascertain that grease is
packed between the bearing roller and cone. Do not pack grease in wheel housing.
4. Oleo Struts and Brake Reservoir - Fill per instructions on unit or container, or refer to service manual,
Section II.
5. O-ring, Control Shaft Bushing - Disassemble O-ring retainer plates from instrument panel. Lubricate
O-ring and reassemble.
6. Lubrication Points - Wipe all lubrication points clean of old grease, oil, dirt, etc., before lubricating.
7. Lycoming recommends changing oil and filter at 50 hours or four months, whichever comes first - see
latest revision Lycoming Service Bulletin No. 480. Should fuel other than the specified octane rating be
used, refer to the latest revision of Lycoming Service Letter No. L185 for additional information and
recommended service procedures.
8. Lubricate alternator idler pulley bearings by removing front grease seal unless bearing is sealed.
9. Aileron hinges with teflon sleeves should not be lubricated. Aileron hinges without teflon sleeves should
be first cleaned with a dry type solvent then lubricated with MIL-L-7870.
10. Apply fluorocarbon dry lubricant to door seals at least once a month to prevent the seal from sticking
and improve sealing characteristics.
NO
TES
1. Pilot and Passenger Seats - Lubricate track rollers and stop pins as required.
2. Wheel bearings require cleaning and repacking after exposure to an abnormal quantity of water.
3. See the latest revision of Lycoming Service Instruction No. 1014 for use of detergent oil.
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