What was found
CUSTOMER REPORTED FANWHEEL ASSEMBLY P/N: B174-1 COOLING VAIN WELD SHOWED SIGNS OF A CRACK.
- Difficulty date
- June 29, 2020
- Submitted
- July 7, 2020
- Operation
- General aviation
- Filed by
- YV3R012M
Robinson Helicopter Company Inc - Make and model
- Robsin R22BETAII
- Aircraft serial
- 4084
- Aircraft time
- 5,392 hours
- Engine
- Lyc O360J2A
- System (JASC)
- 6320 · Main Rotor Gearbox
- Part
- Fanwheel
- Part number
- B1741
- Part serial
- LOTACW
- Condition
- Cracked
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.