# Boeing 737-3U3

- Type: Aircraft model (FAA registry)
- Registry code: 13844CC
- Manufacturer (registry): BOEING
- Model: 737-3U3
- Aircraft type: Fixed wing multi engine
- Category: Airplane
- Engines: 2 · Turbo-fan
- Seats: 149
- Weight class: 20,000 lb and over
- Certification: Type certificated
- Registered aircraft: 0
- Page: https://openairdocs.org/model/boeing-737-3u3

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft

None registered with this model now.

## NTSB investigations

None matched to aircraft with this model.

## FAA accident and incident reports

None matched to aircraft with this model.

## Service difficulty reports (39)

As reported by operators and repair stations, by the model named in the report.

- [SDR 2016F00209](https://openairdocs.org/sdr/2016F00209), Oct 13, 2016: UNKNOWN. VIBRATION. VIBRATION DURING CLIMB &CRUISE (LIKE JAW)
- [SDR AWXA200601515](https://openairdocs.org/sdr/AWXA200601515), Aug 16, 2006: POWER UNIT. INOPERATIVE. CHECK NR C-07. NR 5866145. FWD FLIGHT ATTENDANT STA FLASHLIGHT INOP. REMOVED AND REPLACED FWD FLIGHT ATTENDANT STA FLASHLIGHT POWER UNIT. OPS CHECK WAS GOOD.
- [SDR AWXA200601512](https://openairdocs.org/sdr/AWXA200601512), Aug 15, 2006: SKIN. DELAMINATED. MAJOR REPAIR - CHECK NR C-15. NR 5880187. LT IB T/E FLAP, OB UPPER AND LOWER SURFACE, WAS FOUND WITH DELAMINATION. REPAIRED UPPER AND LOWER SURFACE ON LT IB TRA
- [SDR AWXA200601506](https://openairdocs.org/sdr/AWXA200601506), Aug 12, 2006: WEDGE. DEBONDED. DEBONDED NR 5 SLAT WEDGE UPPER SURFACE, INBD END. REPAIRED DEBONDED AREA ON NR 5 SLAT WEDGE UPPER SURFACE I/B END, IAW B737-300, SRM 51-70-10-2R, REPAIR NR 4, F
- [SDR AWXA200601505](https://openairdocs.org/sdr/AWXA200601505), Aug 12, 2006: WEDGE. DEBONDED. DEBONDED NR 5 SLAT WEDGE UPPER SURFACE O/B END. REPAIRED DEBONDED AREA ON NR 5 SLAT WEDGE, UPPER SURFACE O/B END, IAW B737-300, SRM 51-70-10-2R, REPAIR NR 4, FI
- [SDR AWXA200601496](https://openairdocs.org/sdr/AWXA200601496), Aug 10, 2006: FLOOR SUPPORT. CRACKED. MCN - FOUND CABIN FLOOR INTERCOSTAL CRACKED AT BS 345, BL 0, WL 208. REMOVED AND REPLACED CABIN FLOOR INTERCOSTAL AT BS 345, BL 0, WL 208, IAW B737-300, SRM 51-
- [SDR AWXA200601492](https://openairdocs.org/sdr/AWXA200601492), Aug 10, 2006: SUPPORT. CORRODED. MCN - FOUND CORROSION ON CABIN FLOOR SUPPORT BS 970-984, RBL 16, WL 208. FOUND CORROSION IS OUT OF LIMITS IAW B737-300 SRM 53-60-51-IAI, FIG 101. REMOVED AND RE
- [SDR AWXA200601491](https://openairdocs.org/sdr/AWXA200601491), Aug 10, 2006: SUPPORT. CORRODED. MCN - FOUND CORROSION ON CABIN FLOOR SUPPORT BS 972-985, LBL 16, WL 208. FOUND CORROSION IS OUT OF LIMITS IAW B737-300 SRM 53-60-51-IAI, FIG 101. REMOVED AND RE
- [SDR AWXA200600803](https://openairdocs.org/sdr/AWXA200600803), May 14, 2006: INVERTER. INOPERATIVE. LAS - EEL - DURING OVERNIGHT MAINTENANCE DISCOVERED FLOOR PATH EMERGENCY LIGHTS WERE INOPERATIVE FROM ROWS 18 TO 22. MAINTENANCE REMOVED AND REPLACED INVERTER I
- [SDR AWXA200600772](https://openairdocs.org/sdr/AWXA200600772), May 6, 2006: LAMP. INOPERATIVE. SNA - EEL - MAINTENANCE REPORTED TWO SMALL SECTIONS OF ESCAPE PATH LIGHTING WERE INOPERATIVE AT SEAT 18C AND 20C. MAINTENANCE PLACED THE FLOOR PROX LIGHTS, ROWS
- [SDR AWXA200600729](https://openairdocs.org/sdr/AWXA200600729), Apr 27, 2006: BOLT. CORRODED. DURING SCHEDULED INSPECTION, DISCOVERED THE LT MLG SIDE STAY TO LOWER ATTACH UNIVERSAL ASSY BOLT WAS CORRODED. MAINTENANCE REMOVED AND INSTALLED NEW LT MLG SIDE
- [SDR AWXA200600726](https://openairdocs.org/sdr/AWXA200600726), Apr 23, 2006: BOOT. TORN. CREW REPORTED THAT PRESSURIZATION "AUTO FAIL" AND "ALTN" ILLUMINATED ON FINAL APPROACH AT 2500'. REPORTED THAT PRESSURIZATION HELD OKAY IN ALT MODE. MAINTENANCE
- [SDR AWXA200600417](https://openairdocs.org/sdr/AWXA200600417), Mar 5, 2006: WIRE HARNESS. CHAFED. YYC - FALSE FIRE WARNING, CREW REPORTED THAT RECEIVED AN APU FIRE WARNING INDICATION, CREW DISCHARGED BOTTLE. NO DAMAGE WAS NOTED ON WALKAROUND. DEFERRED THE AP
- [SDR AWXA200501421](https://openairdocs.org/sdr/AWXA200501421), Nov 17, 2005: A/C PACK. NOISY. CREW REPORTED HEARING LOUD HUMMING/GRINDING NOISES DURING TAKEOFF AND CLIMB. CREW DIVERTED INTO PHX AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND NOISE
- [SDR AWXA200500667](https://openairdocs.org/sdr/AWXA200500667), Jun 6, 2005: VALVE. FAILED. ON TAKEOFF NR 1 ENG EGT ACCELERATED RAPIDLY TO 940 DEGREES CELSIUS FOR 2 SECONDS. EGT INCREASED RAPIDLY FROM STEADY TAKEOFF SETTING. ABORTED TAKEOFF AT 90-100 K
- [SDR AWXA200500608](https://openairdocs.org/sdr/AWXA200500608), May 7, 2005: FRAME. CRACKED. DURING C-6 CHECK, A CRACK WAS FOUND ON FRAME BS 616 INNER CHORD AT WL 204 ORIGINATING COMMON TO FASTENER HOLE. MAINTENANCE REPAIRED CRACK AT FRAME BS 616 INNER 
- [SDR AWXA200500609](https://openairdocs.org/sdr/AWXA200500609), May 5, 2005: SKIN. DEBONDED. DURING C-6 CHECK, THE RT OUTBOARD, AFT FLAP WAS FOUND TO BE DISBONDED ON THE LOWER SURFACE, APPROXIMATELY 6.54 INCHES FROM INBOARD END. FURTHER INSPECTION FOUND
- [SDR AWXA200500607](https://openairdocs.org/sdr/AWXA200500607), May 5, 2005: SKIN. DEBONDED. DURING C-6 CHECK, THE LT INBOARD FOREFLAP WAS FOUND TO BE DISBONDED ON THE UPPER SURFACE, 36 INCHES FROM OUTBOARD END, LT WBL 146.275 TO LT WBL 148.275. MAINTEN
- [SDR AWXA200401330](https://openairdocs.org/sdr/AWXA200401330), Nov 23, 2004: BATTERY. DISCHARGED. PHX - EMERGENCY EQUIPMENT - FLIGHT CREW REPORTED THE FORWARD INBOARD EMERGENCY FLASHLIGHT WAS INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE FORWARD INBOARD 
- [SDR AWXA200401301](https://openairdocs.org/sdr/AWXA200401301), Nov 16, 2004: OUTFLOW VALVE. FLUCTUATES. CABIN PRESSURE FLUCTUATED AT ALL ALTITUDES, CABIN CLIMBS & DESCENDS 4000 PSI, DIVERTED FOR REPAIR. MX TROUBLESHOT CABIN PRESSURE SYS & REPLACED AFT OUTFLOW VALV
- [SDR AWXA200400885](https://openairdocs.org/sdr/AWXA200400885), Aug 14, 2004: BATTERY. DISCHARGED. PHX - EMERGENCY EQUIPMENT - FLIGHT CREW REPORTED THE FORWARD EMERGENCY FLASHLIGHT WAS INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE FORWARD GALLEY EMERGENCY
- [SDR AWXA200400575](https://openairdocs.org/sdr/AWXA200400575), May 25, 2004: WARNING LIGHT. ILLUMINATED. ON TAKEOFF, EN ROUTE, RECEIVED L-2 DOOR WARNING INDICATION, REJECTED TAKEOFF AT LESS THAN 60 KTS. FLIGHT CREW RE-SECURED L-2 DOOR AND WARNING LIGHT EXTINGUISHED
- [SDR AWXA200400502](https://openairdocs.org/sdr/AWXA200400502), May 9, 2004: PROXIMITY SENSOR. OUT OF ADJUST. SEA - ABORTED TAKEOFF - FLT 0154 - ON TAKEOFF ROLL AT SEA EN ROUTE FOR PHX L-2 DOOR WARNING LIGHT ILLUMINATED, REJECTED TAKEOFF AT 133 KTS. FLIGHT CREW CONFIRME
- [SDR AWXA200400228](https://openairdocs.org/sdr/AWXA200400228), Feb 11, 2004: SUPPORT. CORRODED. LCQ - MAJOR REPAIR - DURING C-5 CHECK CORROSION WAS FOUND MAIN CABIN FLOOR WEB SUPPORT AFT OF R-2 DOOR BETWEEN BS 986 AND BS 993, RBL 36 TO RBL 45. MAINTENANCE 
- [SDR AWXA200400226](https://openairdocs.org/sdr/AWXA200400226), Feb 11, 2004: CREASE BEAM. CORRODED. LCQ - MAJOR REPAIR - DURING C-5 CHECK EXFOLIATION CORROSION WAS FOUND ON RT CREASE BEAM BETWEEN BS 944 AND BS 998, RBL 54. MAINTENANCE REMOVED CORRODED SECTION 
- [SDR AWXA200400227](https://openairdocs.org/sdr/AWXA200400227), Feb 10, 2004: WEB. CORRODED. LCQ - MAJOR REPAIR - DURING C-5 CHECK CORROSION WAS FOUND THROUGHOUT ENTIRE LENGTH OF AFT CARGO DOOR LOWER SILL FROM BS 793 TO BS 847, STR 24 RT TO STR 26 RT. M
- [SDR AWXA200300771](https://openairdocs.org/sdr/AWXA200300771), Jul 2, 2003: LAMP. MISSING. DURING 8-DAY CHECK THE EMERGENCY ESCAPE PATH LIGHT STRIP AT SEAT ROW 7 WAS FOUND MISSING. MAINTENANCE INSTALLED A NEW REPLACEMENT EMERGENCY ESCAPE PATH LIGHT ST
- [SDR AWXA200201116](https://openairdocs.org/sdr/AWXA200201116), Oct 29, 2002: SKIN. CRACKED. LCQ - MAJOR REPAIR - DURING C-04 CHECK A 1/8" CRACK WAS FOUND AT CORNER OF AIR CONDITION GROUND SERVICE DOOR CUTOUT, LOWER FUSELAGE, BS 540. MAINTENANCE BLENDED
- [SDR AWXA200201113](https://openairdocs.org/sdr/AWXA200201113), Oct 29, 2002: FLOORBEAM. CORRODED. DURING C-04 CHECK 1 INCH SCATTERED SPOTS OF CORROSION WERE FOUND ON FLOORBEAM ADJACENT TO THE R-1 DOOR, BS 311 TO BS 327. MAINTENANCE REMOVED CORROSION AND FOUN
- [SDR AWXA200201112](https://openairdocs.org/sdr/AWXA200201112), Oct 29, 2002: FLOORBEAM. CORRODED. DURING C-04 CHECK 1 INCH SCATTERED SPOTS OF CORROSION WERE FOUND ON UPPER SURFACE OF FLOORBEAM BS 294, FROM RBL 28 TO RBL 54. MAINTENANCE REMOVED CORROSION AND 
- [SDR AWXA200201117](https://openairdocs.org/sdr/AWXA200201117), Oct 27, 2002: SKIN. CHAFED. DURING C-04 CHECK THE LT WING OUTBOARD FLAP INBOARD LOWER MID FLAP LEADING EDGE SKIN WAS FOUND CHAFED. MAINTENANCE CUTOUT CHAFED AREA OF INBOARD LOWER MID FLAP 
- [SDR AWXA200201115](https://openairdocs.org/sdr/AWXA200201115), Oct 23, 2002: FAIRING. CRACKED. LCQ - MAJOR REPAIR - DURING C-04 CHECK A 1" CRACK WAS FOUND AT THE FORWARD UPPER CORNER RADIUS OF THE INBOARD FLAP, OUTBOARD TRACK FAIRING ASSEMBLY, INBOARD SID
- [SDR AWXA200201114](https://openairdocs.org/sdr/AWXA200201114), Oct 23, 2002: FAIRING. CRACKED. DURING C-04 CHECK A 1 INCH CRACK WAS FOUND AT THE INBOARD FORWARD UPPER CORNER OF THE AFT CANOE FAIRING, RT ENGINE PYLON. MAINTENANCE CUTOUT CRACKED AREA OF AFT
- [SDR AWXA200200487](https://openairdocs.org/sdr/AWXA200200487), May 31, 2002: OXYGEN MASK. DEFECTIVE. PHX - EMERGENCY EQUIPMENT - EXHALE FUNCTION OF CAPTAINS EMERGENCY OXYGEN MASK IS BLOCKED. MAINTENANCE REMOVED AND REPLACED THE CAPTAINS EMERGENCY OXYGEN MASK IA
- [SDR AWXA0000877](https://openairdocs.org/sdr/AWXA0000877), Nov 15, 2000: SEAT BELT. FAILED. CAPTAIN SHOULDER STRAPS DO NOT LOCK. RESTRAINT REPLACED IAW CMM 25-10-76.
- [SDR F3LA200000256](https://openairdocs.org/sdr/F3LA200000256), Nov 14, 2000: COUPLER. FAILED. AIR TURNBACK. FLIGHT CREW REPORTED A SHARP RT UNCOMMANDED RUDDER DEFLECTION WITH AUTO PILOT DISENGAGED. NO CHANGE IN FLIGHT PATH, YAW, ROLL OR PITCH ATTITUDE OC
- [SDR AWXA0000146](https://openairdocs.org/sdr/AWXA0000146), Mar 21, 2000: APU. FIRE. STARTED APU ON DESCENT, APU FIRE LIGHT AND BELL SOUNDED APPROX 3 MINUTES LATER, PULLED HANDLE AND DISCHARGED BOTTLE, FIRE LIGHT WENT OUT. INSPECTED APU FOR DAMA
- [SDR AWXA0000020](https://openairdocs.org/sdr/AWXA0000020), Jan 20, 2000: LIGHT. INOPERATIVE. EMERGENCY LIGHTING, NON ROUTINE LINE LP3213937, OVERHEAD BIN EMERGENCY LIGHT INOP AT SEAT 11 RT. REMOVED AND REPLACED LIGHT RECEPTACLE. OPS TESTED NORMAL.
- [SDR 99ZZZX2505](https://openairdocs.org/sdr/99ZZZX2505), May 17, 1999: MECHANISM. WORN. ON TAXI NOTED A CLUNKING SOUND COMING FROM NLG AREA WITH LESS THAN 8,000 POUNDS OF FUEL ONBOARD. ACFT HAS TOTAL OF 1,303 HRS FLIGHT TIME. INSP AND TEARDOWN OF U

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