N829PH

Part: CONTROLLER — MALFUNCTIONED (VHF RADIO) · airframe 22,840 hrs · 31,909 cycles

SEA- NR 1 VHF RADIO SMOKING. REMOVED AND REPLACED NR 1 VHF CONTROL HEAD. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: GCU — MALFUNCTIONED (NR 2 ENGINE) · airframe 5,745 hrs · 8,116 cycles

SEA- EMERGENCY LIGHTS IN CABIN FLICKER ON AND OFF 1-2 TIMES PER SECOND. ENGINE INTAKE BYPASS AND PROPELLER SYNCRONIZATION LIGHTS ALSO FLICKER RAPIDLY. REPLACED NR 2 AC GENERATOR CONTROL UNIT. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: CONNECTOR — DIRTY (CABIN) · airframe 5,745 hrs · 8,116 cycles

ALW- EMERGENCY LIGHTS IN CABIN CYCLE ON AND OFF 1-2 TIMES A SECOND. GALLEY LIGHTS, ENGINE INTAKE AND PROPELLER SYNCRONIZATION LIGHTS ALSO FLICKER RAPIDLY. CLEANED CANNON PLUG AT EMERGENCY LIGHT CONTROL BOX, ALL LIGHTS NORMAL. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: CONTROL BOX — MALFUNCTIONED (CABIN) · airframe 22,745 hrs · 31,776 cycles

SEA- ALL CABIN EMERGENCY LIGHTS FLICKER ON AND OFF IN TURBULENCE. REMOVED AND REPLACED FLIGHT ATTENDANTS EMERGENCY LIGHTS SWITCH AND EMERGENCY LIGHTS CONTROL BOX. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: BRAKE ASSY — LEAKING (MLG) · airframe 32,673 hrs · 31,675 cycles

BOI- NR 2 ISOLATION SHUTOFF VALVE LIGHT 50 MINUTES INTO FLIGHT, 30 SECONDS LATER NR 1 ISOLATION SHUTOFF VALVE CAUTION LIGHT WITH INBOARD SPOILER LIGHT, BOTH HYDRAULIC QUANTITY. RETURNED TO BOI AND PERFORMED NO FLAP LANDING WITHOUT EMERGENCY BRAKES. LANDED WITHOUT INCIDENT. INSPECTED AND FOUND NR 1 BRAKE LEAKING AT LOWER PUCK ASSEMBLY. REMOVED AND REPLACED BRAKE ASSEMBLY AND SERVICED HYDRAULIC SYSTEM. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: SIGN — MALFUNCTIONED (COCKPIT) · airframe 22,485 hrs · 31,415 cycles

SEA- FLIGHT COMPARTMENT EMERGENCY LIGHT INOPERATIVE. REMOVED AND REPLACED FLIGHT COMPARTMENT EMERGENCY LIGHT AS REQUIRED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: LIGHT — INOPERATIVE (COCKPIT) · airframe 22,338 hrs · 31,184 cycles

PDX- COCKPIT OVERHEAD LIGHT INOP. MAINTENANCE REPLACED THE LIGHT. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: SWITCH — DIRTY (NR 2 PROPELLER) · airframe 21,862 hrs · 30,521 cycles

PSC- NR 2 AUTOFEATHER SYSTEM, NR 2 ENGINE WILL NOT AUTOFEATHER. FEATHER PUMP LIGHT ILLUMINATED, POWER UPTRIM ILLUMINATED, AUTOFEATHER ARM LIGHT EXITING BUT PROP WON''T FEATHER. CLEANED SWITCHES S6-S7. COMPLIED WITH AUTOFEATHER SYSTEM AND POWER UPTRIM TEST IAW DCH-8 ENGINE RIG MANUAL PAGE 3-43, 44 PARA 9-7. NDN. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.

Part: PUMP — MALFUNCTIONED (ENGINE FUEL) · airframe 21,660 hrs · 30,256 cycles

PDX- AFTER NORMAL TAKEOFF AT PDX ON CLIMBOUT, TORQUE ON NR 1 ENGINE STARTED DROPPING OFF. A 45 PERCENT TORQUE DIFFERENCE ON NR 1, 2.3 INCH SPLIT ON POWER LEVERS. AT CRUISE 50 PERCENT ON NR 1, 90 PERCENT ON NR 2. AIRCRAFT RETURNED TO FIELD, UNEVENTFUL LANDING OCCURRED. REMOVED AND REPLACED NR 1 HMU AND FUEL PUMP ASSEMBLY. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. FUEL PUMP (P/N 3037610).

Part: LIGHT — INOPERATIVE (CABIN) · airframe 21,659 hrs · 30,254 cycles

YYC- TWO LIGHTS ON FWD EMERGENCY LIGHT TRACK ARE NOT ILLUMINATING. REPAIRED WIRING IAW DHC-8 W/D 33-51-01.

Part: FAIRING — DELAMINATED (WING TO BODY) · airframe 21,659 hrs · 30,254 cycles

YYC- AREAS OF DELAMINATION ON LEFT HAND WING TO BODY AERODYNAMIC FAIRING STATION X333.0. REPAIRED IAW HORIZON AIR EA 9-53-557.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 21,659 hrs · 30,254 cycles

YYC- EMERGENCY LIGHT, FLOOR TRACK STRIP ON PANEL 133DZ IS BROKEN. INSTALLED NEW TRACK IAW DHC-8 IPC 33-52-00 FIG 5.

Part: SKIN — CRACKED (EXHAUST) · airframe 21,659 hrs · 30,254 cycles

YYC- LEFT HAND UPPER OUTBOARD FINGERNAIL INSIDE SKIN IS CRACKED. REPAIRED IAW HORIZON AIR EA 9-54-245.

Part: SKIN — CHAFED (LE FLAP) · airframe 21,659 hrs · 30,254 cycles

YYC- SPAN WISE CHAFE DAMAGE ON UPPER SURFACE OF LEFT HAND INBOARD FLAP LEADING EDGE. REPAIRED IAW HORIZON AIR EA 9-57-501, DHC-8 SRM 51-2036 AND SRM 51-20-51.

Part: STRUCTURE — DAMAGED (NACELLE) · airframe 21,659 hrs · 30,254 cycles

YYC- GOUGE MARKS ON RIGHT HAND NACELLE HORIZONTAL, BH AT INBOARD SIDE APPROX STATION XN240.0. REPAIRED IAW DHC-8 RD 8-54-1274 AND HORIZON AIR EA 9-54-244.

Part: STRUCTURE — CRACKED (EXAHAUST) · airframe 21,659 hrs · 30,254 cycles

YYC- RIGHT HAND FINGERNAIL INSIDE TUNNEL SKIN IS CRACKED IN TWO LOCATIONS ON THE FWD UPPER SIDE, AT STA XN216. REPAIRED IAW HORIZON AIR EA 9-54-246.

Part: SPAR CAP — SCRATCHED (RT WING) · airframe 21,659 hrs · 30,254 cycles

YYC- RIGHT HAND WING UPPER AND LOWER SPAR CAP ANGLES SCRATCHED. REPAIRED IAW RD 8-57-1119.

Part: SPAR CAP — SCRATCHED (VERTICAL STAB) · airframe 21,659 hrs · 30,254 cycles

YYC- VERTICAL STAB FWD SPAR CAP ANGLES SCRATCHED. REPAIRED IAW DHC-8 RD 8-55-584.

Part: ACCESS PANEL — DEBONDED (FUSELAGE) · airframe 21,659 hrs · 30,254 cycles

YYC- ACCESS PANEL 122AR MATING BENT AND CHAFED AND SEAL HAS DISBONDED. REPAIRED IAW DHC-8 SRM 51-20-11 PAGE 3 AND 51-20-16 PAGE 4.

Part: FRAME — CRACKED (FUSELAGE) · airframe 21,659 hrs · 30,254 cycles

YYC- CRACKS IN RADIUS OF FRAME 4 AT STRINGER 4 LEFT HAND AND STRINGER 4 RIGHT HAND. REPAIRED IAW DHC-8 RD 8-55-199.

Part: SKIN — DENTED (FUSELAGE) · airframe 21,659 hrs · 30,254 cycles

YYC- DENT IN FUSELAGE FWD OF RIGHT HAND EMERGENCY EXIT STATION X234.5 BETWEEN STRINGER 19S AND 20S. REPAIRED IAW DHC-8 MM 53-30-21 FIGURES 5 AND 6.

Part: SKIN — CHAFED (VERTICAL STAB) · airframe 21,659 hrs · 30,254 cycles

YYC- VERTICAL SKIN CHAFED AT YW 48.00 RIGHT HAND 20 INCHES TO 41 INCHES AFT OF REAR SPAR. REPAIRED IAW DHC-8 MM 51-20-11 PAGE 7.

Part: SHIELD — DENTED (FUSELAGE) · airframe 21,659 hrs · 30,254 cycles

YYC- DENT WITH CREASE BELOW LEFT HAND ICE SHIELD, STATION X302.4 BETWEEN STRINGER 19P AND 20P. REPAIRED IAW DHC-8 MM 8-53-4975.

Part: SKIN — SCRATCHED (VERTICAL STAB) · airframe 21,659 hrs · 30,254 cycles

YYC- SCRATCH ON VERTICAL STAB JUST BELOW FWD RIGHT HAND HORIZONTAL STAB ATTACH POINT. REPAIRED IAW DHC-8 RD 8-55-584.

Part: SPAR CAP — SCRATCHED (HORIZONTAL STAB) · airframe 21,659 hrs · 30,254 cycles

YYC- HORIZONTAL STAB SPAR CAP ANGLES HAVE LIGHT SCRATCHES. REPAIRED IAW DHC-8 RD 8-55-626.

Part: SHIELD — DENTED (FUSELAGE) · airframe 21,659 hrs · 30,254 cycles

YYC- SEVERAL DENTS ON LEFT HAND FUSELAGE, JUST AFT OF ICE SHIELD, APPROX STATION 333.3 BETWEEN STRINGERS 11P AND 17P. REPAIRED IAW DHC-8 MM 8-53-4974.

Part: FITTING — WORN (CARGO DOOR) · airframe 21,659 hrs · 30,254 cycles

YYC- UPPER FUSELAGE FITTING HAVE WEAR MARKS ON LOWER FLANGE OF CARGO DOOR. REPAIRED IAW DHC-8 RD 8-53-489.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 21,659 hrs · 30,254 cycles

YYC- AFT LEFT HAND INBOARD SEAT TRACK IS CORRODED BEYOND LIMITS. REMOVED AND REPLACED SEAT TRACK IAW DHC-8 MM 51-40-00 PAGE 2.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 21,659 hrs · 30,254 cycles

YYC- LEFT HAND FWD SEAT TRACK HAS CORROSION BEYOND LIMITS (OUTBOARD TRACK). REMOVED AND REPLACED SEAT TRACK IAW DHC-8 MM 51-40-00 PAGE 2.

Part: PLATE — SCRATCHED (WING) · airframe 21,659 hrs · 30,254 cycles

YYC- LADDER PLATES SCRATCHED BELOW PANEL 623 AT RIGHT HAND YW139 - YW171. REPAIRED IAW DHC-8 MM 8-57-499.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 21,659 hrs · 30,254 cycles

YYC- AFT RIGHT HAND INBOARD SEAT TRACK IS CORRODED BEYOND LIMITS. REMOVED AND REPLACED SEAT TRACK IAW DHC-8 MM 51-40-00 PAGE 2 TABLE 1 AND 2.

Part: SPAR — SCRATCHED (LT WING) · airframe 21,659 hrs · 30,254 cycles

YYC- SCRATCHES FOUND IN RADIUS OF LEFT HAND FWD WING SPAR LEADING EDGE AND BETWEEN STATION YW351 - YW490. REPAIRED IAW RD 8-57-1119.

Part: SKIN — SCRATCHED (LT WING) · airframe 21,659 hrs · 30,254 cycles

YYC- LEFT HAND WING INBOARD FUEL TANK PANEL OPENING HAS SMALL SCRATCHES ON LIP AROUND PERIMETER. REPAIRED IAW DHC-8 RD 8-57-611.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 21,659 hrs · 30,254 cycles

YYC- RIGHT HAND FWD INBOARD SEAT TRACK IS CORRODED BEYOND LIMITS AT STATION X202 THROUGH X222. REMOVED AND REPLACED SEAT TRACK IAW DHC-8 MM 51-40-00 PAGE 1.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 21,659 hrs · 30,254 cycles

YYC- FWD LEFT HAND INBOARD SEAT TRACK IS CORRODED BEYOND LIMITS. REMOVED AND REPLACED SEAT TRACK IAW DHC-8 MM 51-40-00 PAGE 1.

Part: FRAME — CORRODED (RT NACELLE) · airframe 21,659 hrs · 30,254 cycles

YYC- RIGHT HAND NACELLE MAIN LANDING GEAR FRAME SURFACE UNDER RETRACTION ACTUATOR FITTING HAS CORROSION. REPAIRED IAW HORIZON EA 9-54-159B.

Part: PSEU — MALFUNCTIONED (CABIN) · airframe 21,556 hrs · 30,110 cycles

SEA- AFTER LOWERING LANDING GEAR, GEAR DOOR OPEN LIGHTS DID NOT EXTINGUISH, STAYED ON THROUGHOUT APPROCH, LANDING GEAR ROLL OUT ON INITIAL TAXI. DURING LATTER TAXI LIGHTS EXTINGUISHED. REPLACED PSEU. OPERATIONAL CHECKS GOOD, AIRCRAFT RETURNED TO SERVICE.

Part: WIRE — LOOSE (COCKPIT)

PDX - EMERGENCY LIGHTS DO NOT OPERATE FROM FLIGHT ATTENDENTS PANEL SWITCH. PILOTS SWITCH OPERATES NORMAL. RECONNECTED LOOSE WIRE AT SWITCH, OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. NO PARTS WERE REPLACED.

Part: LIGHT — INOP (CABIN)

PDX- COCKPIT EMERGENCY LANTERN LIGHT DIM THEN INOPERATIVE. REMOVED AND REPLACED EMERGENCY LIGHT ASSEMBLY. OPERATIONAL TEST CHECK GOOD.

Part: MECHANISM — OUT OF ADJUST (LT MLG DOOR)

MWH- GEAR DOOR LIGHT ILLUMINATED. GEAR DOOR REMAIN OPEN. ADJUSTED RIGGING OF LEFT HAND MAIN LANDING GEAR REAR/CENTER DOOR ACTUATOR, FUNCTIONAL CHECK OF GEAR GOOD. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.

Part: GAS SPRING — MALFUNCTION (CABIN DOOR)

MAIN CABIN DOOR HARD TO OPEN AND CLOSE. MAINTENANCE REPLACED THE MAIN CABIN DOOR GAS SPRINGS, OPERATIONAL CHECKS GOOD.

Part: LIGHT — BROKEN (LT UNDERWING)

SEA- LEFT UNDERWING CABIN EMERGENCY LIGHT BROKEN. MAINTENANCE REPLACED LIGHT ASSEMBLY. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: STRUT — CRACKED (NLG)

PDX- DURING THE ACCOMPLISHMENT OF A SCHEDULED A CHECK, THE NOSE LANDING GEAR OUTER CYLINDER WAS FOUND CRACKED. THE CRACK WAS ON THE AFT SIDE OF THE OUTER CYLINDER BEGINING AT THE TOP AND EXTENDING 5.5 INCHES VERTICALLY DOWN THE CYLINDER. REPLACED THE NOSE GEAR ASSEMBLY. AIRCRAFT RETURNED TO SERVICE. REMOVED UNIT SENT TO ACCESSORY SHOP WHERE IT WAS CLEANED, AND THEN TORN DOWN. LOCAL FAA FSDO (NM09) WITNESSED THE TEARDOWN. NO ABNORMAL CONDITIONS WERE NOTED DURING TEARDOWN. OUTER CYLINDER FROM THE NOSE GEAR ASSEMBLY SENT TO AIRCRAFT MANUFACTURER (BOMBARDIER) IN TORONTO FOR FURTHER ANALYSIS. AWAITING RESULTS OF ANALYSIS AND TESTING. LANDING GEAR WAS SCRAPPED AND REMOVED FROM INVENTORY.

Part: BATTERY — DISCHARGED (CABIN)

SEA - DURING THE TIME CHANGE OF THE EMERGENCY LIGHT BATTERY PACKS, THE BATTERY PACK FOR PS4 WAS FOUND TO BE BAD FROM STOCK. REPLACED BATTERY PACK. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: SIGN — MISSING (CABIN)

SEA - ROW 4AB EMERGENCY EXIT SIGN MISSING. REPLACED EMERGENCY EXIT SIGN. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: BULBS — FAILED (CABIN)

NUMEROUS BULBS OUT IN THE FLOOR PROX LIGHT STRIPS, AND THE AFT EMERGENCY EXIT SIGN IS INOP. RELAMPED FLOOR PROX STRIPS, AND RECONNECTED RIGHT AFT EMERGENCY EXIT SIGN, OPERATIONAL CHECKS GOOD.

Part: AIR DISTRIBUTION — ODOR (CABIN)

NOTED FUEL SMELL WHEN NR 2 BLEED TURNED ON IMMEDIATELY AFTER ENGINE START. SMELL WENT AWAY WITHIN A COUPLE OF MINUTES. COMPLIED WITH SEVERAL ENGINE STARTS, COULD NOT DUPLICATE. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: SIGN — BROKEN (CABIN)

BOI - MAIN CABIN DOOR LOWER EMERGENCY EXIT SIGN BROKEN. INSTALLED NEW EMERGENCY EXIT SIGN, OPERATIONAL CHECK GOOD.

Part: LAMP — FAILED (CABIN)

TWO FORWARD EMERGENCY PATH LIGHTS INOP. RELAMPED AND RESTORED WIRING, OPERATIONAL CHECK GOOD.

Part: ENGINE — FLAMED OUT (NR 2)

NUMBER TWO ENGINE FLAMED OUT ON CLIMB AT 7500 FT. AIRCRAFT RETURNED TO FIELD AND LANDED WITHOUT FURTHER PROBLEM. NUMBER TWO ENGINE REPLACED IAW MAINTENANCE MANUAL. AWAITING ENGINE TEARDOWN FOR CAUSE.

Part: HMU — MALFUNCTIONED (NR 2 ENGINE)

PDX - NR 2 ENGINE DOES NOT FOLLOW THROTTLE. STRONG SMELL OF FUEL ON FIRST START WITH NR 2 BLEED ON. NR 2 ENGINE HMU REPLACED I/A/W MAINT. MANUAL. ENGINE GROUND RUNS CHECKED GOOD, NO FUEL SMELL FROM BLEED. AIRCRAFT RETURNED TO SERVICE.

Part: BLEED VALVE — MALFUNCTIONED (NR 2 BLEED AIR)

SEA - AFTER NR 2 ENGINE IS STARTED AND BLEED IS SWITCHED ON, FUEL ODOR IS PRESENT FOR ABOUT 1 MINUTE. THEN DISAPPEARS. NR 2 ENGINE HP BLEED VALVE REPLACED I/A/W MAINT. MANUAL. ENGINE GROUND RUN AND SYSYEM OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: SWITCH — MALFUNCTIONED (NR 2 BLEED SYS)

PSC - WHEN BLEEDS ARE TURNED ON AFTER ENGINE START A FAIRLY STRONG FUEL SMELL IS PRESENT. SMELL DISAPPEARS AFTER APPROXIMATELY ONE MINUTE. NR 2 HIGH PRESSURE SWITCH REPLACED AND BLEED OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: LIGHT — INOPERATIVE (COCKPIT)

COCKPIT EMERGENCY LIGHT IS INOP. COCKPIT EMERGENCY LIGHT REPLACED AND LIGHT OPS CHECKED GOOD.

Part: BATTERY PACK — DISCHARGED (CABIN)

SEA - AFT INSIDE AND RIGHT HAND AFT OUTSIDE EMERGENCY LIGHTS INOP. BATTERY PACK REPLACED AND LIGHTS OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.