# JASC 6597: Tail Rotor Drive System Wiring

- Type: JASC system/component code (FAA)
- ATA chapter: 65 Tail Rotor Drive
- Title in the code table: TAIL ROTOR DRIVE SYSTEM WIRING
- Service difficulty reports: 4
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=59
- Page: https://openairdocs.org/jasc/6597

## What it covers

For reports indicating a problem with wiring specific to the Tail Rotor Drive System.

## Service difficulty reports (4)

- [SDR 2025FA0000726](https://openairdocs.org/sdr/2025FA0000726), Oct 19, 2025: Bolkms BK117C2. WIRE. CHAFED. PILOT REPORTED TR CHIP CT ON WARNING UNIT DURING STARTUP. FLIGHT WAS THEN ABORTED. MX FOUND A CHAFED WIRE ON THE TAIL SE (N240SF)
- [SDR QMLA2014042514043](https://openairdocs.org/sdr/QMLA2014042514043), Apr 25, 2014: Bolkms BK117A4. CONNECTOR. DIRTY. ACFT HAD UNCOMMANDED YAW, CONTINUED AFTER PRESSING STABILIZATION CUT OFF PUSH BUTTON. LANDED AT NEARBY AIRPORT WITHOUT F (N163BK)
- [SDR P4YA0713201200001](https://openairdocs.org/sdr/P4YA0713201200001), Jul 13, 2012: Bell 214ST. WIRE. DAMAGED. 42 DEGREE GEARBOX LIGHT CAME ON AT A TEMP OF 35 DEGREE C AND STAYED ON. MX REPLACED TEMP PROBE AND PRESSURE SWITCH WIRE  (N391AL)
- [SDR CA120127006](https://openairdocs.org/sdr/CA120127006), Jan 27, 2012: Snias AS350B3. LINK ASSY. MISINSTALLED. (CAN) DURING 600 HR INSPECTION, YAW PETENSIOMETER LINK FOUND IMPROPELY INSTALLED, AMM 76-11-04, REMOVAL, INSTALLATION, A

## Other codes in chapter 65

- [JASC 6500](https://openairdocs.org/jasc/6500): Tail Rotor Drive System (105 reports)
- [JASC 6510](https://openairdocs.org/jasc/6510): Tail Rotor Drive Shaft (1,259 reports)
- [JASC 6520](https://openairdocs.org/jasc/6520): Tail Rotor Gearbox (865 reports)
- [JASC 6540](https://openairdocs.org/jasc/6540): Tail Rotor Drive Indicating System (22 reports)

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