N78KN
Registered owner: H4T CORP, NH (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| SUNSET AVIATION LLC (7SSA) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
LT ENGINE, INBD THRUST REVERSER ACTUATOR LEAKING. MM SPECIFICALLY STATES THERE ARE NO ALLOWABLE LEAKAGE FOR COMPONENTS, FILTERS, PRESSURE SWITCHES, TRANSDUCERS, VALVES OR TUBING UNLESS SPECIFICALLY MENTIONED AND TO CONTACT MFG CUSTOMER SUPPORT WHEN ANY MX ON THE THRUST REVERSER SYSTEM IS PERFORMED, INCLUDING PART REPLACEMENT, ADJUSTMENT OR REPAIR. OUR TECH REP AS CONTACTED AND WE REMOVED THE ACTUATOR AND INSTALLED A NEW UNIT IAW AMM 78-30-03. OPS AND LEAK CHECKED GOOD.
RT ENGINE, INBD THRUST REVERSER ACTUATOR LEAKING. MM SPECIFICALLY STATES THERE ARE NO ALLOWABLE LEAKAGE FOR COMPONENTS, FILTERS, PRESSURE SWITCHES, TRANSDUCERS, VALVES OR TUBING UNLESS SPECIFICALLY MENTIONED AND TO CONTACT MFG CUSTOMER SUPPORT WHEN ANY MX ON THE THRUST REVERSER SYS IS PERFORMED, INCLUDING PART REPLACEMENT, ADJUSTMENT OR REPAIR. OUR TECH REP AS CONTACTED AND WE REMOVED THE ACTUATOR AND INSTALLED A NEW UNIT IAW AMM 78-30-03. OPS AND LEAK CHECKED GOOD.
POTABLE WATER IN LAV HAS LOW PRESSURE AND PUMP CONTINUOUSLY CYCLES. R & R DRAIN CHECK VALVE. OPS CHECKED GOOD. INSPECTED CHECK VALVE ON BENCH AND FOUND VALVE NOT COMPLETELY CLOSING AND REQUIRING EXCESSIVE PRESSURE TO CLOSE AT ALL.
AFT BAY MX LIGHT WILL NOT STAY ON. FOUND MULTIPLE BROKEN WIRES AT AFT STEP FAIRING, SWITCH TO SPLICE, ON LT AND RT SIDE OF ACCESS DOOR. REPAIRED AFFECTED WIRES. OPS CHECKED GOOD.
WITH ONLY APU RUNNING, MAU 2B FAULTED RESULTING IN THE APU SHUTING DOWN. PILOT RESTARTED APU AND FAULT DID NOT RETURN. MX COULD NOT DUPLICATE PROBLEM. FAULT HISTORY DOWNLOADED, CHANGE THE MAU 2 NIC 2 MODULE ASSY WITH PROCESSOR. OPS CHECKED GOOD.
WHILE CHANGING LT AFT BAY HEAT EXCHANGER FOUND CB PANEL 3, PLUG P1634D, PIN: M FOR WIRE A201-W01-16 CAPPED AND TIED BACK CAUSING LT AFT BAY BLOWER TO BE INOPERATIVE. MECHANIC BELIEVES THIS TO BE DONE DURING ACFT PRODUCTION OR AT BLOCK 20 UPGRADE. MECHANIC RECOMMENDS OTHER OPERATORS CHECK FOR OPERATION AS THERE IS NO COCKPIT INDICATION WHEN THESE FANS ARE INOP AND THEY ARE FOR HEAT PROTECTION FOR THE COMPOSITE REAR PRESSURE BULKHEAD STRUCTURE. SEE CONTROL ZKFR113188A FOR OTHER SN.
DURING POSTFLIGHT, FOUND BOTH AFT BAY HEAT EXCHANGER FANS INOP. R & R BOTH HEAT EXCHANGERS FANS. OPS CHECKS GOOD. MX RECOMMENDS OTHER OPERATORS CHECK FOR OPS AS THERE IS NO COCKPIT INDICATION WHEN THESE FANS FAIL AND THEY ARE FOR HEAT PROTECTION FOR THE COMPOSITE REAR PRESSURE BULKHEAD STRUCTURE.
LT PACK FAILED IN FLIGHT WHEN THROTTLES PULLED TO IDLE. R & R LT PACK PRESSURE RELIEF SHUTOFF VALVE (PRSOV). SYS OPS CHECKS GOOD.
DURING POSTFLIGHT FOUND BOTH AFT BAY HEAT EXCHANGER FANS INOPERATIVE. R & R BOTH HEAT EXCHANGERS FANS. OPS CHECKED GOOD.
DURING POST FLIGHT, FOUND CMC INOPERATIVE ON CO-PILOTS MFDU. FOUND FILE SERVER 2 AFSEM 2 FAULTED. PERFORMED TARGET LOAD OF SOFTWARE LOAD 20 AND SYS CHECKED GOOD.
GALLEY DRAIN INOPERATIVE AT SINK AND COFFEE MAKER. FOUND HEATED DRAIN LINE IS NOT HEATING UP.
FOUND CMC CARD TO BE FAILED. R & R CMC MODULE ASSY (CARD). OPS CHECKS GOOD.
ERS PUMP LEAKING. FOUND LEAKING FROM OVERBOARD DRAIN LINE. R & R ERS PUMP ASSY.
DPI FOUND EXTENDED DURING PF INSPECTION. REMOVED FILTER AND FOUND MINOR METAL IN FILTER AND FILTER HOUSING. REPLACE RT HYDRAULIC ENGINE DRIVEN PUMP.
DPI FOUND EXTENDED DURING INITIAL 100 HOUR INSPECTION. REMOVED FILTER AND FOUND METAL IN FILTER AND FILTER HOUSING. REPLACE RT HYDRAULIC ENGINE DRIVEN PUMP.