# JASC 2423: Phase Adapter

- Type: JASC system/component code (FAA)
- ATA chapter: 24 Electrical Power
- Title in the code table: PHASE ADAPTER
- Service difficulty reports: 15
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=20
- Page: https://openairdocs.org/jasc/2423

## What it covers

The component used to change the alternating current (AC) phase of output for specific using equipment.

## Service difficulty reports (15)

- [SDR J7SA2026012800469](https://openairdocs.org/sdr/J7SA2026012800469), Jan 19, 2026: Emb EMB545. RAM AIR TURB. FAULTED. DURING CRUISE, CREW LOST TWO SMART PROBES. AN EMERGENCY WAS DECLARED & DECISION MADE TO CONTINUE TO THEIR DESTINATION: K (N329FX)
- [SDR A6WA202308268651](https://openairdocs.org/sdr/A6WA202308268651), Aug 26, 2023: Cndair CL6002B19. UNKNOWN. UNKNOWN. ADG INADVERNTANT DEPLOYMENT AT FL 320, C/W QRH. ADG DEPLOYED AT MACH .67/260 KIAS FOR 20 MINUTES. NO EICAS INDICATIONS.  (N457AW)
- [SDR UIEA2022080100795](https://openairdocs.org/sdr/UIEA2022080100795), Aug 1, 2022: Boeing 74745EF. BUSHING. FAULT MESSAGE. ELEC AC BUS 1 EICAS MESSAGE(NO MSG FOUND. REMOVED AND REPLACED #1 BCU IAW AMM 24-23-01/401. OPS CK GOOD.</P>) (N487MC)
- [SDR UIEA2017042900674](https://openairdocs.org/sdr/UIEA2017042900674), Apr 28, 2017: Boeing 74748EF. CONTROL UNIT. FAILED. DURING TAKEOFF ROLL AT 70 KNOTS, A MASTER CAUTION WARNING WITH ELEC UTILITY BUSS LT AND LT FUEL PRESSURE CTR. THE NR 1 B (N419MC)
- [SDR A6WA201542757](https://openairdocs.org/sdr/A6WA201542757), May 16, 2015: Cndair CL6002B19. CONTROLLER. MALFUNCTIONED. ADG DEPLOYMENT UNCOMMANDED AT WOW. R & R ADG AUTO DEPLOY CONTROLLER. OPS TESTED GOOD. (N441ZW)
- [SDR A6WA201442275](https://openairdocs.org/sdr/A6WA201442275), Dec 23, 2014: Cndair CL6002B19. ADG. UNWANTED DEPLOY. DURING CLIMB ALT AT FL 240, ADG INADVERTENTLY DEPLOYED. (N457AW)
- [SDR CA140811007](https://openairdocs.org/sdr/CA140811007), Aug 7, 2014: Cndair CL6002B19. ADG. FAILED. (CAN) DURING CLIMB OUT THE AIR DRIVEN GENERATOR (ADG) DEPLOYED ITSELF FOR NO APPARENT REASON, AN EMERGENCY WAS DECLARED 
- [SDR CA140714018](https://openairdocs.org/sdr/CA140714018), Jul 13, 2014: Cvac 440. ADAPTER. LEAKING. (CAN) THE AIRCRAFT RETURNED TO BASE AFTER COMPLETING THEIR MISSION AND THE PILOT REPORTED A SMOKY ODOR IN THE COCKPIT. I
- [SDR CA140619007](https://openairdocs.org/sdr/CA140619007), Jun 18, 2014: Dhav DHC8311. CIRCUIT BOARD. BURNED. 5 MINUTES PRIOR TO DESCENT, PILOT HEARD A "POOF" SOUND FOLLOWED BY A BURNED ODOR. NR1 STICK PUSHER AND PUSHER FAIL CAUTI
- [SDR CA140502005](https://openairdocs.org/sdr/CA140502005), Apr 30, 2014: Cndair CL6002B16. ADAPTER. FAILED. (CAN) FREQUENCY CONVERTER BLOW OUT ON TEST. THE BREAKER NEVER TRIPPED.
- [SDR REXA2012022100270](https://openairdocs.org/sdr/REXA2012022100270), Feb 21, 2012: Cndair CL6002B19. CONTROLLER. FAULTY. AIR RETURN DUE TO ADG AUTO DEPLOYED IN FLIGHT WITHOUT CAUSE. MX FOUND THE AUTO DEPLOY CONTROLLER FAULTY. MANUAL DEPLOY F (N8771A)
- [SDR A6WA201140674](https://openairdocs.org/sdr/A6WA201140674), Jun 3, 2011: Cndair CL6002B19. ADG. UNWANTED DEPLOY. ADG INADVERTENTLY DEPLOYED AT APPROX 100 FT AGL AFTER TAKEOFF. C/W QRH, AIR RETURN TO DEPARTURE. LANDED AT 41,600 LBS, N (N459AW)
- [SDR A6WA201040974](https://openairdocs.org/sdr/A6WA201040974), Dec 23, 2010: Cndair CL6002B19. ADG. UNWANTED DEPLOY. ADG INADVERTANT DEPLOYMENT AT FL310 COMPLIED WITH QRH ALL SYS POWERED NORMALLY PRIOR TO ADG DEPLOYMENT. COMPLIED WITH RE (N415AW)
- [SDR UALA2009122403997](https://openairdocs.org/sdr/UALA2009122403997), Dec 23, 2009: Boeing 767322. STATIC INVERTER. FAILED. STATIC INVERTER FAILURE. STATIC INVERTER REPLACED, ALL OPS AND INDICATIONS NORMAL. (N660UA)
- [SDR REX2008F00015](https://openairdocs.org/sdr/REX2008F00015), Jul 9, 2008: Cndair CL6002B19. ADG. UNWANTED DEPLOY. ON A REPOSITIONING FLIGHT, AT FL310, THE AIR DRIVEN GENERATOR (ADG) DEPLOYED WITHOUT WARNING. THE FLIGHT CREW VERIFIED T (N8933B)

## Other codes in chapter 24

- [JASC 2400](https://openairdocs.org/jasc/2400): Electrical Power System (1,186 reports)
- [JASC 2410](https://openairdocs.org/jasc/2410): Alternator-Generator Drive (891 reports)
- [JASC 2420](https://openairdocs.org/jasc/2420): AC Generation System (1,302 reports)
- [JASC 2421](https://openairdocs.org/jasc/2421): AC Generator-Alternator (4,273 reports)
- [JASC 2422](https://openairdocs.org/jasc/2422): AC Inverter (557 reports)
- [JASC 2424](https://openairdocs.org/jasc/2424): AC Regulator (480 reports)
- [JASC 2425](https://openairdocs.org/jasc/2425): AC Indicating System (137 reports)
- [JASC 2430](https://openairdocs.org/jasc/2430): DC Generating System (1,120 reports)
- [JASC 2431](https://openairdocs.org/jasc/2431): Battery Overheat Warning System (82 reports)
- [JASC 2432](https://openairdocs.org/jasc/2432): Battery/Charger System (2,249 reports)
- [JASC 2433](https://openairdocs.org/jasc/2433): DC Rectifier/Converter (197 reports)
- [JASC 2434](https://openairdocs.org/jasc/2434): DC Generator-Alternator (849 reports)
- [JASC 2435](https://openairdocs.org/jasc/2435): Starter-Generator (2,052 reports)
- [JASC 2436](https://openairdocs.org/jasc/2436): DC Regulator (313 reports)
- [JASC 2437](https://openairdocs.org/jasc/2437): DC Indicating System (98 reports)
- [JASC 2440](https://openairdocs.org/jasc/2440): External Power System (169 reports)
- [JASC 2450](https://openairdocs.org/jasc/2450): AC Power Distribution System (872 reports)
- [JASC 2460](https://openairdocs.org/jasc/2460): DC Power Distribution System (608 reports)
- [JASC 2497](https://openairdocs.org/jasc/2497): Electrical Power System Wiring (2,202 reports)

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