Figure 2-11. Lubrication Chart (Control System) (Cont.)
1776
SKETCH A
COMPONENT
LUBRICANT FREQUENCY
1. AILERON HINGE PINS
MIL-L-78701
100 HRS
2. FLAP HINGE BEARINGS
MIL-L-7870
100 HRS
3. STABILATOR HINGE PINS
MIL-L-7870
100 HRS
4. RUDDER HINGE BEARINGS
MIL-L-7870
100 HRS
5. CONTROL CABLE PULLEYS
MIL-L-7870
100 HRS
6. TRIM CONTROL WHEEL
MIL-L-7870
100 HRS
7. O-RING, CONTROL SHAFT BUSHING
PARKER O-RING 2
LUBRICANT
AS REQUIRED
8. TEE BAR PIVOT POINT
MIL-L-7870
100 HRS
9. CONTROL COLUMN CHAIN
MIL-L-7870
500 HRS
10. CONTROL COLUMN FLEX JOINTS AND
MIL-L-7870
100 HRS
SPROCKET
11. STABILATOR CONTROL
MIL-L-7870
100 HRS
SPECIAL INSTRUCTIONS
1. Aileron hinges with teflon sleeves should not be lubricated. Aileron hinges without teflon sleeves should
first be cleaned with a dry type solvent then lubricated with MIL-L-7870.
2. Disassemble O-ring retainer plates from instrument panel; lubricate O-ring and reassemble
PIPER AIRCRAFT
PA-28-161 CADET
AIRPLANE MAINTENANCE MANUAL
Issued: FEBRUARY 28, 1989
HANDLING AND SERV I C I N G
1C5