Waters Aero-Marine, Inc.

Operated by WATERS AERO MARINE INC (per NTSB report)

The pilot’s failure to maintain an appropriate descent rate for a glassy water landing, which resulted in a hard landing.

Operated by WATERS AERO-MARINE INC (per NTSB report)

A total loss of engine power due to maintenance personnel's failure to apply proper torque to the cylinder flange nuts and through bolts, which resulted in shifting of the Nos. 1, 2, and 3 main bearings, loss of lubrication, and failure of the crankshaft.

Operated by WATERS AERO MARINE INC (per NTSB report)

The pilot’s failure to maintain a stabilized approach, which resulted in a bounced landing and subsequent go-around with insufficient distance to clear trees during the climb.

Operated by WATERS AERO-MARINE, INC. (per NTSB report)

The pilot’s failure to maintain airplane control during the approach after encountering a gusty crosswind, which resulted in an accelerated stall and uncontrolled descent.

Operated by WATERS AERO MARINE INC (per NTSB report)

A loss of engine power due to fuel contamination.

Operated by Waters Aero-Marine (per NTSB report)

An engine kick back of undetermined origin during engine start.

Sanction: $4,000 · case closed 2022-11-22

Part: ELT — NO TEST (ZONE 200) · airframe 19,357 hrs

ATTEMPTED TO INSTALL FRESHLY REPAIRED/OVERHAULED ACK ELT P/N E-04. UPON G-SWITCH TEST, ELT FAILS TO ACTIVATE. OPS CHECK GOOD IN "ON" POSITION. DATE RETURNED FROM ACK TO PENOBSCOT ISLAND AIR: JULY 26, 2024. ATTEMPTED FUNCTIONAL CHECK OCTOBER 9, 2024. WAS SENT TO ACK DUE TO ELT FAILING TO TRANSMIT AT ALL. TEST PERFORMED WITH ANOTHER TRANSMITTER ON SAME BATTERY, ALL FUNCTIONAL CHECKS GOOD.

Part: SWITCH — FAULTY (COCKPIT) · airframe 16,123 hrs

PILOT REPORTED SMOKE COMING FROM UNDER DASH ON LANDING WHEN TURNING ON PITOT HEAT. FOUND PITOT HEAT SWITCH MELTED UNDER DASH.

Part: CYLINDER HEAD — CRACKED (ENGINE) · airframe 15,691 hrs

DURING 100 HOUR INSPECTION, BOROSCOPING ENGINE, FOUND NR 2 CYLINDER CRACKED FROM SPARKPLUG BOSS PROCEEDING TO CYLINDER WALL.

Part: CYLINDER — CRACKED (ENGINE)

DIR OMG 50 HR INSPECTION AND COMPRESSION CHECK, FOUND NR 3 CYLINDER LOW 56/80. AFTER REMOVAL, FOUND TO BE CRACKED BETWEEN SPARK PLUG HOLE AND INTAKE VALVE. THIS IS 1 OF SEVERAL FOUND TO BE CRACKED.

Part: CYLINDER — CRACKED (ENGINE)

LOW COMPRESSION NR2 CYLINDER ON 100 HR INSPECTION. FOUND BLOW-BY COMING AROUND FINS IN THE HEAD. CYLINDER WAS CRACKED BETWEEN SPARK PLUG HOLE AND INTAKE VALVE. ALL PREVIOUS COMPRESSION CHECKS WERE IN THE 70/60 RANGE.

Part: CYLINDER — CRACKED (ENGINE)

NR 1 CYLINDER WAS FOUND CRACKED BETWEEN SPARK PLUG HOLE AND INTAKE VALVE. THIS IS THE 2ND CYLINDER WITH SIMILAR CRACK.

Part: CYLINDER HEAD — CRACKED (NR 1 CYLINDER)

NR 1 CYLINDER WAS FOUND CRACKED BETWEEN SPARK PLUG HOLE AND INTAKE VALVE. THIS IS THE 3RD CYLINDER WITH SIMILAR CRACK.

Part: CYLINDER — CRACKED (NR 1)

FOUND NR 1 CYLINDER CRACKED BETWEEN SPARK PLUG HOLE AND THE INTAKE VALVE. THIS IS THE 3RD CYLINDER FOUND WITH THIS SIMILAR CRACK. (END)

Part: PLUNGER — FAILED (FUEL PUMP)

PLUNGER WAS SERVICED IAW O/H MANUAL 73-40-01 LAPPED AND INSTALLED. SUBSEQUENT TO O/H FUEL PUMP FAILED IN-FLIGHT, PUMP SENT BACK FOR WARRANTY. PLUNGER FOUND WORN, REPLACED, PUMP FUNCTION OK. O/H MANUAL VAGUE ON HOW LONG OR WEAR CAN BE BEFORE IT SHOULD BE REPLACED.