What was found
DURING A ROUTINE 800 HOUR INSPECTION, A CRACK WAS DISCOVERED IN THE WEBBING OF THE MAIN TRANSMISSION. THE CRACK IS IN THE MAIN CASE SUPPORT BUT THE IPC DOES NOT PROVIDE ANY TRANSMISSION SUBASSEMBLY PN. (K)
- Difficulty date
- July 22, 2008
- Submitted
- August 6, 2008
- Operation
- Air carrier
- Aircraft
- N137LN
- Make and model
- Urocop EC135P2
- Aircraft serial
- 0339
- Engine
- Pwa PW206B
- System (JASC)
- 6320 · Main Rotor Gearbox
- Part
- Case
- Condition
- Cracked
- Location
- M/R Transmission
- Part time
- 1,640 hours
- Component
- Transmission
- Component part number
- 4649010008
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.