Abnormal Runway Contact, Angkasa Super Service (Baron G58 PK-LRV); Cakrabhuawana Airport, Cirebon KNKT.23.10.27.04

On 5 October 2023, a Beechcraft G58 Baron aircraft, registered PK-LRV was being operated by Angkasa Aviation Academy (AAA) on a multi engine training flight at Cakrabhuwana Airport (WICD), Cirebon. The training was planned to be conducted in two flights by the Flight Instructor (FI) with one student pilot on each flight.

The Flight Instructor (FI) position in the AAA was the Assistance Chief Instructor and acted as Head of AAA. At the day of the occurrence, the FI was scheduled to attend the management meeting with the finance department personnel at 1000 Local Time (LT) for discussing about management matters. The FI was in fasting condition.

The first flight was multi engine training with the first student pilot. The flight was conducted in training area and aerodrome traffic circuit. The first flight with the first student pilot was completed uneventfully.

After completion of the first flight, while the aircraft was refuelled, the FI went to the office. In the office the FI met with another FI who had the license expired. Having the finance department personnel was not ready for the meeting the FI changed the schedule to conduct recurrent flight for the FI. The flights conducted in aerodrome traffic circuit for normal touch and go training. The second flight was uneventfully.

The third flight was multi engine rating training for the second student pilot. At 1221 LT, the aircraft took off using Runway 04 then proceed to Drama training area. The exercise on training area consisted of clean stall, dirty stall, UPRT, VMCA and simulated one engine failure. After the exercises in the Drama training area completed, the training continued by the exercises in the aerodrome traffic circuit Runway 04. The exercises at the aerodrome traffic circuit were touch and go for both normal engine and simulated one engine failure.

At 1408 LT, at the downwind the FI planned to make a full stop landing and would attend to the management meeting.

At the final Runway 04 the FI requested to the Air Traffic Controller (ATC) for full stop for landing and was approved by the ATC who then issued the landing clearance. The aircraft landed and the FI noticed by the strange sound that the aircraft was landed without landing gear. The FI recalled that the landing checklist had not been executed and the FI lowered the landing gear lever. After the landing gear lever was lowered, the Circuit Breaker (CB) landing gear motor pop up. The aircraft stopped about 600 meters from beginning Runway 04 in front of Airport Rescue and Fire Fighting (ARFF) Station.

At the time of issuing this preliminary report, the KNKT had been informed of safety actions resulting from this occurrence taken by the aircraft operator. However, there is still safety issue to be considered, therefore, the KNKT issued safety recommendations to the aircraft operator.

The investigation is continuing, should any further relevant safety issues emerge during the investigation, KNKT will immediately bring the issues to the attention of the relevant parties and publish as required.