The lavatory servicing units are designed for aircraft toilet discharge/replenishment services with high standards of safety, reliability and hygiene. Built on a sturdy steel chassis, they are equipped with a double cab (driver and passenger) and two 3 mm thick stainless steel AISI 304 tanks with Ø 500 manhole. Depending on the model, the water tank load capacity is 650 or 1000 litres, while the waste tank is 1250 or 2000 litres. At the rear of the frame there is a platform which can be fixed or with a lift system with a maximum lifting height of 1800 mm or 3000 mm, the platform can be equipped with anti-collision sensors (ultrasonic and/or antennas). On vehicles equipped with a platform, the waste tank is equipped with a telescopic extension connected to a 4″ 4-metre long hose with quick coupling system. The vehicle is powered by a Perkins 404D-22 diesel 36.3 kW/49 bhp @ 2800 rpm engine positioned on the right-hand side of the frame. Hydrostatic transmission. Hydraulic power steering.
The water system includes a brass transfer pump, a digital litre-counter with a preset automatic stop, a transfer pressure regulator, automatic backflow, and a 4-metre long hose with standard aircraft coupling. On request, the vehicle can be equipped with a side channel vacuum pump with overflow valve and an automatic system for washing the waste tank with a hydraulically operated drain valve.