Technical Description Of The Airplane; Fuselage; Wing; Horizontal Tail Unit ( Htu ) - Urban Air UFM – 13 LAMBADA Operating And Maintenance Manual

OPERATING AND MAINTENANCE MANUAL FOR ULTRALIGHT AEROPLANE
2.3.

Technical description of the airplane

2.3.1. Fuselage

The fuselage is all – fiberglass monocoque construction with integrated seats. Safety belts are
attached to the seats and to a shelf for lightweight objects (headphones, maps, etc.) The
engine is attached to the firewall covered with the fire resistant mat. The removable engine
cowling is attached with 13 CAMLOC screws. The cockpit canopy is made of the Perspex of
3 mm thickness. The canopy may be tilted backwards. Two side sliding windows and the
windshield air window are installed on the canopy to vent the cockpit.
An instrument panel is attached to the cockpit front part. There are installed the flight, engine
instruments, switches, fuses and throttle lever on the instrument panel.
The wing center-section is formed with the two bushings for wing connecting pins.
The hand control system rods are connected by means of the automatic grips installed on the
wings center – section ribs.
The fuselage main spar is located between the seats. The nose wheel and rudder pedals are
attached to the main spar front part.
The main landing gear leg bracket is attached to the fuselage main spar rear part.
The vertical tail unit is of sandwich construction. The horizontal tail unit is attached to the
VTU front part with the two pins and the one screw.
The rudder is controlled by the two cables. The ailerons, flaps and elevator are controlled
through rods. The cockpit heating is done through the two holes located in the firewall
cower part to bring the hot to the cockpit.

2.3.2. Wing

The cantilever wing is a monospar construction with the sandwich skin consist of the two
fiberglass layers and the special foam core. The spar flanges are made from a carbon
fiber. The spar web is the sandwich construction, also. The wing root ribs are stuck between
the spar flanges. The wing pins, bushings, control system nuts and fuel level float bracket are
laminated to the root rib. The 50 liters fuel tank is an integral part of the wing.

2.3.3. Horizontal tail unit ( HTU )

The HTU is of the some construction as the wing, only the spar is made from the fiberglass.

2.3.4. Vertical tail unit ( VTU )

The VTU is of the same construction.
Document No:
Date of issue: 30.01.2008
UFM-13 Lambada
2-5