# SDR UPS99830747

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 6, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N836UP](https://openairdocs.org/aircraft/N836UP), registered now
- Make and model: Doug DC-8-73F
- Registry model: [Doug DC-8-73F](https://openairdocs.org/model/douglas-dc-8-73f) (OpenAirDocs)
- Aircraft serial: 45936
- System (JASC): [5240 · Service Doors](https://openairdocs.org/jasc/5240)
- Part: Skin
- Condition: Damaged
- Location: Lt Service Door
- Stage of operation: IN
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS99830747

## Discrepancy

INSPECTION TYPE:C1, LT AFT SERVICE DOOR INNER LOWER STRUCTURE HAD A DOUBLE DRILLED HOLE.  DOUBLE DRILLED HOLE WENT THROUGH EXISTING REPAIR.  REMOVED EXISTING REPAIR DOUBLER AND EXTEND NEW DOUBLER PAST DOUBLE DRILLED HOLES.  EXISTING INNER SKIN REPAIR DID NOT MEET SRM REQUIREMENTS.  FABBED REPAIR DOUBLER ON INNER SKIN AND INSTALLED WITH RIVETS IAW DC8 SRM 51-1-21, 52 -2-0, 52-3-1, 51-9-0 & 52-2-2.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.