# Service difficulty reports: N116MB, cancelled May 9, 2012 A list on [N116MB, cancelled May 9, 2012](https://openairdocs.org/deregistered/N116MB-2012-05-09.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR EGRA95115](https://openairdocs.org/sdr/EGRA95115.md): Indicator · erratic · Jun 27, 1995 · N116MB · Bolkms BK117A3 · Engine RPM Indicating System > N1 INDICATOR HAS ERRACTIC READINGS, REPLACE SIGHT GLASS. - [SDR EGRA95109](https://openairdocs.org/sdr/EGRA95109.md): Latch Assy · broken · Jun 14, 1995 · N116MB · Bolkms BK117A3 · Cargo/Baggage Doors > LATCH SPRING BROKEN REPLACED LATCH ASSY - [SDR EGRA95108](https://openairdocs.org/sdr/EGRA95108.md): Starter · defective · Jun 14, 1995 · N116MB · Bolkms BK117A3 · Starter-Generator > UNIT REMOVED IN THE FIELD DUE TO PROBELM STARTS, BRUSHES FOUND WORN BEYOND LIMITS, REMOVED FOR OVERHAUL. REPLACED UNIT - [SDR EGRA95104](https://openairdocs.org/sdr/EGRA95104.md): Window Assy · cracked · Jun 13, 1995 · N116MB · Bolkms BK117A3 · Passenger/Crew Doors > WINDOW CRACKED. REPLACED WINDOW - [SDR EGRA9568](https://openairdocs.org/sdr/EGRA9568.md): Tube Assy · damaged · Apr 28, 1995 · N116MB · Bolkms BK117A3 · Engine Fuel Indicating System > FUEL AND TORQUE INDICATION TUBE ASSY HAS DAMAGED THREADS REPLACED TUBE ASSY. - [SDR EGRA9566](https://openairdocs.org/sdr/EGRA9566.md): Guard Washer · worn · Apr 28, 1995 · N116MB · Bolkms BK117A3 · Main Rotor Blades > MAIN ROTOR BLADE GUARD WASHERS WORN BEYOND LIMITS REPLACED MAIN ROTOR BLADE GUARD WASHERS - [SDR EGRA9557](https://openairdocs.org/sdr/EGRA9557.md): Igniter Plug · defective · Apr 27, 1995 · N116MB · Bolkms BK117A3 · Spark Plug/Igniter > ENGINE IGNITER PLUG INOPERATIVE. - [SDR EGRA9554](https://openairdocs.org/sdr/EGRA9554.md): Bushing · worn · Apr 27, 1995 · N116MB · Bolkms BK117A3 · Main Rotor Blades > MAIN ROTOR BLADE PRIMARY BUSHINGS FOUND WORN BEYOND LIMITS REPLACED BUSHINGS - [SDR EGRA9553](https://openairdocs.org/sdr/EGRA9553.md): Flange Bushing · scored · Apr 27, 1995 · N116MB · Bolkms BK117A3 · Main Rotor Blades > BLUE AND YELLOW MAIN ROTOR BLADE GRIP SECONDARY BUSHINGS SCORED AND PITTED REPLACED BUSHINGS - [SDR EGRA9552](https://openairdocs.org/sdr/EGRA9552.md): Trim Tab Assy · cracked · Apr 27, 1995 · N116MB · Bolkms BK117A3 · Main Rotor Blades > YELLOW MAIN ROTOR BLADE OUTBOARD TRIM TAB CRACKED REPLACED TRIM TAB - [SDR EGRA9551](https://openairdocs.org/sdr/EGRA9551.md): Elastic Bushing · worn · Apr 27, 1995 · N116MB · Bolkms BK117A3 · Main Rotor Blades > MAIN ROTOR BLADE SECONDARY BUSHINGS WORN BEYOND LIMITS REPLACED MAIN ROTOR BLADE SECONDARY BUSHINGS WITH NEW ONES FROM KHC STOCK - [SDR EGRA9546](https://openairdocs.org/sdr/EGRA9546.md): Bellows · torn · Apr 26, 1995 · N116MB · Bolkms BK117A3 · Main Rotor Head > MAIN ROTOR BELLOWS FOUND TORN DURING INSPECTION REPLACED MAIN ROTOR BELLOWS WITH NEW ONE - [SDR EGRA9545](https://openairdocs.org/sdr/EGRA9545.md): Push Pull Rod · failed · Apr 26, 1995 · N116MB · Bolkms BK117A3 · Passenger/Crew Doors > LOWER PUSH PULL ROD ASSY BENT AND ROD END BROKE INSIDE TUBE ASSY REPLACED DOOR HANDLE MECHANISM ASSY - [SDR EGRA9541](https://openairdocs.org/sdr/EGRA9541.md): Shaft Seal · leaking · Apr 26, 1995 · N116MB · Bolkms BK117A3 · Tail Rotor Gearbox > OIL SEEPING FROM VERTICAL FIN. REMOVED IGB FROM AIRCRAFT, REPLACED INPUT SEAL. - [SDR EGRA9537](https://openairdocs.org/sdr/EGRA9537.md): Handle Mechanism · jammed door · Apr 24, 1995 · N116MB · Bolkms BK117A3 · Passenger/Crew Doors > HANDLE MECHANISM CAME APART AND JAMMED DOOR. REPLACED LINK FROM HANDLE MECHANISM. LINK REMOVED FROM HANDLE MECHANISM IN KHC STOCK. - [SDR EGRA9536](https://openairdocs.org/sdr/EGRA9536.md): Temp Warn · defective · Apr 24, 1995 · N116MB · Bolkms BK117A3 · Battery Overheat Warning System > TEMP. WARNING UNIT FAILED OPERATIONAL CHECK. REPLACED TEMP. WARNING UNIT. - [SDR EGRA9525](https://openairdocs.org/sdr/EGRA9525.md): Hinge Half · broken · Apr 13, 1995 · N116MB · Bolkms BK117A3 · Fluid Service Doors > OIL COOLER INSPECTION DOOR UPPER HINGE HALF BROKEN. REPLACED WITH NEW HINGE FROM KHC STOCK. - [SDR EGRA9523](https://openairdocs.org/sdr/EGRA9523.md): Booster Pump · inoperative · Apr 5, 1995 · N116MB · Bolkms BK117A3 · Fuel Boost Pump > FUEL BOOST PUMP INOPERATIVE. REPLACED FUEL BOOST PUMP. - [SDR EGRA9514](https://openairdocs.org/sdr/EGRA9514.md): Indicator · fluctuates · Mar 21, 1995 · N116MB · Bolkms BK117A3 · Engine Oil Pressure > #1 ENGINE OIL PRESSURE FLUCTUATES. REMOVED AND REPLACED #1 ENGINE OIL PRESSURE GAUGE. - [SDR EGRA9512](https://openairdocs.org/sdr/EGRA9512.md): Actuator · leaking · Mar 21, 1995 · N116MB · Bolkms BK117A3 · Tail Rotor Control System > TAIL ROTOR ACTUATOR LEAKING. REPLACED WITH USED SERVICEABLE ACTUATOR. - [SDR EGRA9511](https://openairdocs.org/sdr/EGRA9511.md): Indicator · erratic · Mar 21, 1995 · N116MB · Bolkms BK117A3 · Engine RPM Indicating System > #1 ENGINE N1 GAUGE ERRATIC AND UNRELIABLE. REPLACED N1 GAUGE WITH A USED SERVICEABLE ONE. ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE n_number = 'N116MB' AND deregistration_id = 'N116MB-2012-05-09' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N116MB-2012-05-09/reports --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.