—CAUTION—
Do not lubricate control wheel shaft or bushing. Clean only using alcohol or
other suitable solvent.
COMPONENT LUBRICANT FREQUENCY
1. AILERON HINGE PINS MIL-L-7870 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 OR OVERHEAD AERO LUBRIPLATE FISKE BROS.
CRANK OR AERO SHELL GREASE #7 100 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 SPROCKET MIL-L-7870 100 HRS
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 (on 1.125 inch dia.
shaft only).
Figure l2-6. Lubrication Chart (Control System)
12 - 27 - 00
Page - 12 - 20
Reissued: August 1, 1986
1D16
PIPER AIRCRAFT
PA-28-236
MAINTENANCE MANUAL
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