# SDR HEEA0010612

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 7, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N3893P
- Make and model: Bell 412
- Registry model: [Bell 412](https://openairdocs.org/model/bell-412) (OpenAirDocs)
- Aircraft serial: 33012
- System (JASC): [6720 · Tail Rotor Control System](https://openairdocs.org/jasc/6720)
- Part: Bellcrank Assy
- Part number: 212001705001
- Condition: Wont Fit
- Location: T/R Control
- 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/HEEA0010612

## Discrepancy

(REFERENCE BHT-412-IPB, FIGURE 67-17) WHEN INSTALLING NEW BELLCRANK (ITEM#40), TAIL ROTOR CONTROL TUBE (ITEM#52) CLEVIS WOULD NOT SLIDE OVER BEARING (ITEM#45) OF BELLCRANK WHEN NEW BELLCRANK COMPARED TO OLD BELLCRANK.  OBSERVED THAT PART NUMBER OFBEARING (ITEM#45) IN NEW BELLCRANK WAS DSP4 AND OLD BELLCRANK HAD P/N DSRP4 FIGURE 67-17 (ITEM#45) OF BHT-412-IPB CALLS FOR DSRP4 TO BE INSTALLED. REPLACED WITH SERVICEABLE BELLCRANK AND RETURNED AIRCRAFT TO SERVICE.

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