Driving Cabs
Diesel Locomotives Classes 21-46
Class 21
Above: NBL Type 2 - Class 21.
Class 22
Above: 1: Train brake valve (air/vacuum), 2: Second loco hold-over button, 3: Straight air brake valve (loco), 4: Horn valve, 5: Power controller, 6: Sand valve, 7: Direction selector, 8: Speedometer, 9: Vacuum brake gauge, 10: Brake cylinder gauge, 11: Main reservoir pipe gauge, 12: Heater air control, 13: Windscreen wiper control, 14: Exhauster on/off switch, 15: Gauge light dimmer switch, 16: Cab light switch, 17: Heater/de-mister switch, 18: Fire alarm test button, 19: Power on/off switch, 20: Compressor on/off switch, 21: Engine stopped warning light, 22: Engine speed changing light, 23: Transmission changing light, 24: Battery breaker open light, 25: Deadman warning light, 26/27: Engine start/stop switch.
Class 24
|
|
|
Above & Left: Original 1,160hp Type 2 (Later Class 24). 1 - Train brake valve (proportional on loco), 2 - Vacuum pipe and vacuum EQ reservoir gauge, 3 - Bogie brake pressure gauge, 4 - Speedometer, 5 - Ashtray, 6 - Warning lights , red - engine stopped, amber - wheel slip light, blue - general fault light , 7 - AWS reset button, 8 - Engine start button, 9 - Instrument light dimmer switch, 10 - Engine stop button, 11 - Warning horn valve, 12 - Straight air brake valve, 13 - Anti-slip brake button, 14 - Main reservoir air/direct air brake pressure gauge, 15 - Ammeter, 16 - Exhauster speed-up button, 17 - Brake release button, 18 - Power controller, 19 - Master switch (off/reverse/engine only/forward). 20 - Handbrake wheel, 21 - Boiler alarm light, 22 - Boiler steam pressure gauge, 23 - DSD holdover button, 24 - Windscreen wiper valve, 25 - Warning horn valve. PF
|
Class 25
Above: Class 25. Revised cab as fitted to locomotives without front communicating doors. A - Train brake valve (proportional on loco), B - Straight air brake valve, C - Main reservoir gauge, D - Brake cylinder gauge, E - Vacuum gauge, F - Position for AWS reset button, G - Speedometer, H - Instrument light dimmer switch, I - Engine stopped light, J - Wheel slip light, K - General fault light, L - Ammeter, M - Space for AWS indicator, N - Mile counter, O - Windscreen wiper valve, P - Engine start button, Q - Engine stop button, R - Rear cab horn button, S - Power controller (shown in open position), T - Master switch (shown in forward position).
Class 26
Above: BRCW Type 2 Class 26 original cab layout.
Above: Class 26. 1: Train brake valve, 2: Straight air brake valve, 3: AWS reset button, 4: Horn valve, 5: Engine stop button, 6: Master switch (off, reverse, engine only, forward), 7: Engine start switch, 8: Power controller, 9: Brake pipe gauge, 10: Vacuum gauge, 11: Brake cylinder gauge, 12: Windscreen wiper control valve, 13: Speedometer, 14: Desk indicator dimmer switch, 15: Traction generator ammeter, 16: Engine stopped light, 17: Wheel slip light, 18: General fault light, 19: AWS ‘Sunflower’ indicator, 20: Desk light switch, 21: Cab demister switch, 22: Cab heat switch, 23: Main reservoir gauge, 24: Position of original gangway door, 25: Brake selection indicator, 26: Brake overchange release valve. TN
Class 27
Above: Class 27. 1: Train brake valve, 2: Straight air brake valve, 3: Brake cylinder gauge, 4: Brake pipe pressure gauge, 5: Vacuum gauge, 6: Speedometer, 7: Traction generator ammeter, 8: Engine stopped light, 9: Wheel slip light, 10: General fault light, 11: Desk light switch (dim/off/bright), 12: AWS ‘Sunflower’ indicator, 13: Main reservoir gauge, 14: Windscreen wiper valve, 15: Horn valve, 16: AWS reset button, 17: Rear cab horn button, 18: Engine start button, 19: Engine stop button, 20: Master switch (off, reverse, engine only, forward), 21: Power controller. TN
Class 28
|
Left: Class 28 Co-Bo. No. D5701.
|
Class 31
|
Above & Left. Brush Type 2, early electro-magnetic design (Class 31/0).
|
Above: Class 31 production design. 1: Cab instrument light switch, 2: Cab light switch, 3: Engine start button, 4: Engine stop button, 5: Brake pipe pressure gauge, 6: Duplex brake cylinder pressure gauge, 7: Vacuum chamber and train pipe pressure gauge, 8: Main generator output (traction), 9: Speedometer, 10: Position of screen wash switch (some locos), 11: Main reservoir pressure gauge, 12: Driver’s ash tray, 13: Automatic brake controller to operate either vacuum or air brakes on a train and a proportional air brake pressure on the loco, 14: Engine stopped light, 15: Wheel slip warning light, 16: General fault warning light, 17: Power controller (pull for power), 18: Master switch (off, reverse, engine only, forward), 19: AWS reset button, 20: Windscreen wiper switch (driver’s side), 21: Straight air brake valve (loco only), 22: Demister switch, 23/24: Footwarmer switches, 25: Master key socket. The loco illustrated is No. 31200.
Class 33
|
Left: BRCW Type 3 Class 33, as delivered cab condition.
|
Class 33/0 1: Sand valve, 2: Exhauster speed-up button, 3: Straight air brake valve, 4: Auto train brake valve, 5: Windscreen wiper valve, 6: AWS reset button, 7: Horn valve, 8: Master switch (off, reverse, engine only, forward), 9: Master key socket, 10: Power controller, 11: Engine start button, 12: Engine stop button, 13: Route indicator light switch, 14: Instrument panel light switch, 15: Engine running light, 16: Wheelslip warning light, 17: Fault light, 18: Drivers side cab heat, 19: Secondmans side cab heat, 20: Demister switch, 21: Main reservoir and brake pipe pressure gauge, 22: Brake cylinder pressure gauge, 23: Vacuum gauge, 24: Speedometer, 25: Amp meter, 26: AWS ‘sunflower’ indicator, 27: Headcode blind controller, 28: Train heat ‘on’ button, 29: Parking brake, 30: Change end switch. The cab shown is from No. 33007 taken in 1977.
Class 33 cab equipment and fittings.
|
|
|
Class 37
|
Above: Class 37/0.
Left: Class 37/7. Fitted with On Train Monitoring & Recording (OTMR) and Train Protection & Warning System (TPWS). Main equipment - A-radio telephone handset, B-Auto brake valve (used for controlling the trains vacuum or air brakes, as well as proportional air application on the loco), C-Straight air brake valve (loco only), D-Windscreen wiper valve, E-Windscreen wiper motor, F-On Train Monitoring Recording (OTMR) equipment, G-Cab radio unit, H-Warning lights (indicating engine stopped, wheelslip, or general fault), I-Desk light dimmer switch, J-Speedometer (in MPH), K-Main ammeter giving indication of output from generator or alternator, L-Brake pipe gauge, M-Vacuum brake gauge, N-Brake cylinder pressure, O-Train length button, P-Automatic Warning System (AWS) reset button, Q-Sand application button, R-Headlight switch, S-Slave loco cut-out switch, T-Main reservoir pressure gauge, U-Slow speed control (SSC) switch, V-Engine start button (stop button below), W-Switches for nose end compartment light, cab heat x 2), X-Slow speed control speedometer, Y-Master switch, key socket and power controller, Z-Warning horn valve. The cab illustrated is from Class 37/7 ‘heavyweight’ No. 37718. Below: Class 37 Non driving side. 
|
Above: Class 37/6 No. 37601.
|
Left: Class 37 cab air conditioning system, fitted to locos exported to Spain for GIF contract.
|
Class 40
Above & Below: Class 40 - As built condition.
|
|
Above: Class 40 1 - Straight air brake valve, 2 - Brake pipe pressure gauge, 3 - Windscreen wiper valve, 4 - Speedometer, 5 - Traction generator ammeter, 6 - Engine stopped warning light, 7 - Windscreen wiper motor, 8 - Wheelslip warning light, 9 - General fault light, 10 - Vacuum brake gauge, 11 - Desk light dimmer switch, 12 - AWS reset button, 13 - AWS indicator ‘sunflower’, 14 - Nose section light, 15/16 - Cab heat switch, 17 - Automatic brake valve, 18 - Screen washer button, 19 - Main reservoir pressure gauge, 20 - Brake cylinder pressure gauge, 21 - Drivers safety device pedal, 22 - Horn valve, 23 - Master switch, 24 - Power controller, 25 - Rear cab horn valve, 26 - Sanding button, 27 - Engine stop button, 28 - Engine start button.
Class 41 HST (Class 252)
Above: Class 41, Prototype HST Class 252. The main equipment positions are. 1: AWS re-set button, 2: Parking brake control panel, 3: Main reservoir gauge, 4: Brake overcharge button, 5: Fire alarm test button, 6: Emergency brake plunger, 7: Brake controller, 8: Wheelslip warning light, 9: General fault warning light, 10: Brake cylinder pressure gauge, 11: Brake pipe gauge, 12: Speedometer, 13: Traction ammeter, 14: Cab ventilator, 15: Desk indicator dimmer switch, 16: Brake test switch, 17: Driver-guard telephone handset, 18: AWS status indicator, 19: Engine running light, 20: Engine start button, 21: Engine stop button, 22: Clock, 23: Call indicator, 24: Master switch (forward, engine only, reverse), 25: Horn valve, 26: Power controller, 27: Master key socket. CJM
Class 43 'Warship'
Above: Class 43 'Warship" No. D833.
Class 43 HST (Class 253)
Above: HST Class 43 No. 43116 - original layout.
Above: First Great Western HST with ATP and 2001-04 modifications.
Above: HST Class 43 No. 43175 - early FGW refurbished.
Above: HST Class 43 No. 43002 - production FGW refurbished.
HST Class 43 No. 43002 - production FGW refurbishment. Refurbished Class 43 cab showing a First Great Western vehicle. 1: ETS indicator dimmer switch, 2: Headlight switch, 3: Demister switch, 4: Desk light switch, 5: Tail light switch left side, 6: Tail light switch right side, 7: Marker light switch, 8: TPWS panel, 9: Engine room light switch, 10: Windscreen wash/wipe switch, 11: Cab light switch, 12: Main reservoir gauge, 13: Brake cylinder gauge, 14: Brake pipe gauge, 15: Hazard warning light button, 16: ETS off button, 17: ETS indicator, 18: ETS on button, 19: Drivers reminder appliance switch, 20: General fault light, 21: Parking brake off button, 22: Parking brake indicator, 23: Parking brake alarm, 24: Parking brake on button, 25: AWS status light, 26: Fire alarm test button, 27: Emergency brake plunger, 28: Brake controller, 29: AWS indicator/alarm, 30: ATP fitted speedometer, 31: Speaker, 32: Great Western ATP controls, 33: Wheel slip light, 34: Engine start button, 35: Locked axle warning,
36/37: Spare, 38: Engine running light, 39: Engine stop button, 40: Cab-train buzzer, 41: Traction ammeter, 42: Cab buzzer alarm, 43: Gauge dimmer switch, 44: Spare, 45: Power controller, 46: AWS reset button, 47: Horn switch, 48: Cab air conditioning controls, 49: Master switch (off, reverse, engine only, forward) with key socket, 50: Brake test switch, 51: Cab-train telephone, 52: Vigilance device isolation switch, 53: ATP data entry, 54: DRA isolation switch, 55: Fire system activation button, 56: Fire system pressure alarm. 57: Driver's safety device foot pedal.
36/37: Spare, 38: Engine running light, 39: Engine stop button, 40: Cab-train buzzer, 41: Traction ammeter, 42: Cab buzzer alarm, 43: Gauge dimmer switch, 44: Spare, 45: Power controller, 46: AWS reset button, 47: Horn switch, 48: Cab air conditioning controls, 49: Master switch (off, reverse, engine only, forward) with key socket, 50: Brake test switch, 51: Cab-train telephone, 52: Vigilance device isolation switch, 53: ATP data entry, 54: DRA isolation switch, 55: Fire system activation button, 56: Fire system pressure alarm. 57: Driver's safety device foot pedal.
Class 45
Above & Right: Class 45 'Peak' Peak driving cab, as applicable to a Class 45. The desks on the Class 44s and 46s were very similar. 1: Train brake valve, 2: Straight air brake valve, 3: Warning horn valve, 4: Windscreen wiper valve, 5: Train pipe air, 6: Vacuum gauge, 7: Brake cylinder pressure gauge, 8: Speedometer, 9: Main generator ammeter, 10: Main reservoir pressure gauge, 11: Engine stopped warning light (red), 12: Wheelslip light (amber), 13: Fault light (blue), 14: Panel light switch, 15: AWS re-set button, 16: AWS sunflower indicator, 17: Start switch, 18: Power controller, 19: Key socket, 20: Master switch. 21: DSD pedal, 22: Handbrake wheel, 23: Windscreen demister switch, 24: Train heat on light, 25: Dimmer switch, 26: Train heat on button, 27: Train heat off button, 28: Windscreen wiper valve, 29: Horn valve, 30: DSD hold over button.
|
|