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A. Tools and consumable materials
- Oil (TB 03-900)
- Oil (TB 03-902) or (TB 03-903)
- Grease (TB 04-004A)
- Lubricant (TB 06-903)
- Clean lintfree cloths
- Brush
- Oil can
- Grease gun
- Cleaning agent (TB 11-003)
- Cleaning agent (TB 11-019)
- Filtered compressed air source
B. Preparation
1) Remove upper engine cowling 121 and lower engine cowling 131 - refer to 71-10-01.
2) Remove spinner 111 - refer to 61-10-00.
C. Lubrication of engine compartment (Figures 201, 202 and 203)
1) Using a brush soaked with cleaning agent (TB 11-003), clean the engine controls.
2) Remove excess cleaning agent with a clean linffree cloth.
3) Using an oil can filled with oil (TB 03-900), lubricate :
- air conditioning box intake valve,
- throttle control,
- mixture control,
- Alternate Air control,
- propeller governor control.
4) Remove excess oil with a clean Iintfree cloth.
5) Using a brush and grease (TB 04-004A), lubricate :
- mixture adjusting nut,
- throttle control end,
- mixture control end,
ABAA
Validity : S / N 1 - 9999
12-21-01(CA) Page 201
JUN 02
- Alternate Air flap hinges,
- propeller governor control end.
6) Remove excess grease with a clean lintfree cloth.
7) Open the Alternate Air flap.
8) Spray the lubricant (TB 06-903) on the Alternate Air flap gasket.
9) Remove excess lubricant with a clean lintfree cloth.
10) Remove the distributor cover on dual magneto. Using an oil can filled with oil (TB 03-902) or
(TB 03-903), lubricate the felt slightly.
D. Lubrication of propeller (Figure 201)
1) Remove one of the two grease fittings before lubricating.
2) Lubricate with a grease gun.
NOTE : Refer to Service Advisory No. 17 and Service Bulletin No. 159 at the latest revision
published by Hartzell for all information on greases that can be used.
3) Install the grease fitting and wipe off excess grease.
4) Repeat the procedure for the second grease fitting.
E. Lubrication of starter (Figure 204)
"PRESTOLITE" / "ELECTROSYSTEMS" starter
1) Make sure the evacuation hole located below the starter drive is not blocked. Clear it if necessary. All
2) Using a brush soaked with cleaning agent (TB 11-019), clean the drive shaft and the drive gear.
3) Dry with filtered compressed air.
4) Spray the drive shaft and the drive gear with lubricant (TB 06-903).
5) Remove excess lubricant with a clean lintfree cloth.
F. Reconditioning
1) Make sure all the tools and materials are removed and the work area is clean and free from debris.
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TB20 MAINTENANCE MANUAL 12 SERVICING TB20飞机维护手册 12 保养(58)
