COMPONENT LUBRICANT FREQUENCY
1. DIAPHRAGM SHAFT AND BUSHING MIL-L-7870 ABOVE 20°F
MIL-C-21567 BELOW 20°F 100 HRS
2. BACK-UP EXTENDER LINKS AND CONTROL ARM
PIVOT POINTS MIL-L-7870 100 HRS
3. BACK-UP EXTENDER SPRING ATTACHMENT POINTS MIL-L-7870 100 HRS
4. ACTUATING ROD CONTACT POINTS AERO LUBRIPLATE
AERO SHELL #7 100 HRS
SPECIAL INSTRUCTIONS
1. Diaphragm Shaft and Bushing - Soft film silicone compound (MIL-C-21567) is recommended for use when operating at temperatures
below 20°F.
Figure 12-10. Lubrication Chart (Back-Up Extender)
12-20-32
Page 12-27
Revised: November 6, 1979
1E11
PIPER AIRCRAFT
PA-28RT-201 / 201T
*MAINTENANCE MANUAL