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Aviation History
1964
1964 - 0546.PDF
RIGHT International wpoJement, 27 February 1964 Alr-Cushton Vehicle* Electrics El Roof and loading floodlifhts E2 Strip lights E3 Navigation lights E4 Electrics panels E5 3-phase 115V panel Ei Single-phase MSV panel E7 40A-hr batteries El Access panels E9 Cooling-air vents :IO 12kW generator (port and starboard) ill Cable ducts :I2 Generator cooling air :I3 Control amplifier : Fuel System Fl Flexible fuel cells Fl Booster pumps FJ Transfer pipes F4 Refuel line FS Refuel valve Ft Fuel filler FT Refuel indicators l"1 Marine propulsion Ml 150 s.h.p. Rover gas turbine (port and starboard, for marine propulsion and to provide auxiliary power) M2 Engine intakes M3 Exhaust M4 Outboard Schottel unit M5 Drive to Schottel unit Mi Steering control shaft M7 Hydraulic steering motor MS Ramp and Schottel hydraulics M9 Retraction jack MIO Up-lock Mil Down-lock P Powerplant PI Main-engine intake P2 Filter panels PJ Access panels P4 Door to engine compartment PS Paired Bristol Siddeley Marine Gnome 1200 engines P4 Engine chassis P7 Engine support tubes PS Coupling gearbox P9 Machined shafting PIO Roller bearings PI I Bevel gearbox PI2 Epicyclic reduction gearbox PI3 lOft-diameter reverse-pitch propel- lers PI4 12ft 6in-diameter fan PI5 Oil to gearbox and pitch control Pis Scavenge pump R Radio Rl Radio racks R2 Radio and intercom control panel R3 Doppler R4 Marine-radar scanner S Steering controls SI Control column (see Fig 5) SI Control wheel 53 Rudder pedals 54 Propeller pitch control 55 Pitch-change pump 56 Pylon actuator, ±30° movement 57 Pylon bearings 58 Fin actuator, ±20° movement (follows aft pylon) 59 Rudder linkage giving twice deflec- tion of fin SI0 Fin pintle Cox's Panel (upper inset) 1 Pach 2 Pylon angle 3 Trim 4 Torque 5 Fin angle 6 Compass 7 Water speed 8 Airspeed 9 Turbine r.p.m. 10 Marine-engine r.p.m. 11 Schottel angle 12 UHF homing 13 Clock 14 Marine propeller direction (deg) Engineer's Panel (lower inset) 1 Main-engine output r.p.m. 2 Main-engine torque 3 Main-engine r.p.m. 4 Main-engine power-turbine temper- ature 5 Main-engine oil temperature 6 Main-engine oil pressure 7 Coupling-gearbox oil temperature 6 Coupling tank temperature 9 Coupling oil level 10 Clock 11 Fuel panel 12 Marine-propulsion turbine r.p.m. 13 Marine-propulsion gas-generator r.p.m. 14 Marine-propulsion oil temperature 15 Marine-propulsion Schottel retraction le Marine-propulsion clutch Key to Engine Drawing (below) 1 Output shaft to front pylon 2 Output shaft to aft pylon 3 Engine mounting chassis 4 Coupling gearbox 5 Tachometer generator 6 Tandem oil pumps 7 Hydraulic pump 8 Igniter unit ? Hydraulic oil tank (front pylon) 10 Hydraulic oil tank (aft pylon) 11 Transmission oil tank (front pylon) 12 Transmission oil tank (aft pylon) 13 Coupling oil tank (8 Imp gal) 14 Oil coolers (coupling gearbox) 15 Oil-cooler air from main plenum chamber le Venting air to Zone 2 17 Fuel-system water separator 18 Firewall 19 61b BCF Zone 2 extinguishers 20 Schottel steering transmission 21 Fin-beam attachments oo oo opdp o9o o o ooOo«oo O Fig 2 This detailed sketch of the SR.N3 engine compartment clarifies many details not visible in the main illustration. The method of mounting the four Bristol Siddeley Gnome powerplants differs markedly from the way in which the Nimbus engines were installed in the original SR.N2, as described in the text. The key is given immediately above copyright Air-Cushion Vehicles © Mine Transport Publications Ltd 1964
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