Wing Fold Roll Bellcrank Roller Replacement
100630-01
The roll control system loads pass across the wing fold joint through two intermeshing bellcranks. The bellcrank on the outboard side of the joint has a ball bearing that serves as a roller to guide the two bellcranks together during the wing fold operation. Perform the procedure below to replace this bearing.
Applicable Aircraft Serial Numbers
All
Type of Maintenance
Line
Level of Certification
LSA-RM
Task Specific Training Required
No
Special Tools Required
None
Parts Required
ICA009410 (PIN)
MS27640-3A (BEARING)
98410A110 (RETAINING PIN)
Aircraft System and Number
15—Wing Fold Mechanism
Safety Equipment
As Needed
Consumables
MOLYKOTE™
Figure 471. Bellcrank and Retaining Ring
Task Instructions
2. Remove the retaining ring from the ICA009410 pin that secures the bearing, then press out the pin and remove the bearing.
3. Inspect the pin and replace if worn.
4. To reassemble, apply a thin coat of MOLYKOTE™ to the pin, install a new MS27640-3A bearing and press the pin through the bellcrank and bearing. The head of the pin should face aircraft aft.
5. Install the 98410A110 retaining ring into the groove in the pin. It is recommended to replace the retaining ring with a new one.
Verification Method
Rotate the bearing by hand and verify that it turns freely.
Parent topic