Suitable to service Doorsill Heights of 1.5m to 3.5m
AIRCRAFT TYPES
All B707, B727, B737 VARIANTS, MD80, F100, A318-321, BAC1-11, Bae
ATP, Bae 748, CL -65, Caravelle, EMB-120, F-28, FOKKER 70 &
100, DC9, IL-18, AVRO RJ70, RJ 85, RJ 100, TU-134, YAK40-42, IL76
and IL-114
General specification
Parallelogram type with treads pivoting on full length stringers.
Robust all steel construction, the stair flight is mounted on a
welded steel chassis sub-frame. Automatic lift-mast locking mechanism
fitted to protect against hydraulic failure when elevated.The stair treads and mid landing & top-platform walking-area
are surfaced with grip-faced aluminium tread-plate.Sliding doors on top platform with hand-operated spring-bolts at
both sides of the top-platform to facilitate opening the aircraft
doors with the Steps interfaced with the Aircraft. Leading edges
fitted rubber buffering.
A pivoting-section with rubber buffering is
fitted at the leading edge of the top-platform to compensate with
fuselage contours.The stair has tubular-steel side/hand rails with a mid-rail and
clad with aluminium panels, fitted to both sides of the
stair-flight. Full aluminium panels are fitted to the sliding rails
at each side of the top-platform. All hand railing fitted with
plastic covering available in a range of colours.Steering is turntable-type through a ball-bearing ring,
controlled by the tow-bar. Tow-bar has a 50mm diameter towing-eye
and grip-handle to assist coupling.
Four, 5-stud fixing, two-piece wheels, with industrial pneumatic
600-9 tyres are fitted on hubs with taper-roller bearingsParking-brake - operating on front steering wheels, actuated by
raising the tow-bar.A tubular-steel push-rail is fitted at the rear end of the
chassis on both sides, providing a conveniently positioned hold for
pushing and pulling. Stabiliser-jacks are fitted to the sides of the chassis-frame.
The front two are mounted on pull-out extending arms for increased
stability. The arms are supported on nylon rollers to slide easily
& retained by spring loaded pins when retracted or extended.
Standard Finish
Chassis-Frame, Steering-Turntable, Tow-Bar are
Painted with zinc rich primer & a single Corporate colour topcoat. High-visibility (red 'day-glo' painted) markings, are
applied to front/rear chassis corners and sides of tow-bar.
Options / Extras
- Special Corporate or Identification markings.
- Additional Visibility markings.
- Battery electric/hydraulic powered elevation
- Battery powered stairway illumination.
- Push button quick release stabiliser jacks
- *Stainless-steel rod in lift-cylinder
* (Recommended in a salt-laden environment)
Maximum Permitted Loads
- Each Step 225kg = 2 Persons
- Mid Landing 455kg = 4 Persons
- Top Landing 680kg = 6 Persons
Overall Weight : Approx. 2000kgs
Approximate Dimensions:
- Height range : Min 1500mm Max 3500mm
- Stair riser height: Min 100mm Max 215mm
- Stair Tread Depth: 270-330mm
- Stair Tread Width: 1120mm
- Width Inside Handrails: 1275mm
- Top Platform Width: 1600mm
- Top Platform Length: 1650mm
- Overall Height Lowered: 2600mm
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