An older engine, it rolls freely and runs well in either direction on air, with slight leakage past pistons.
The combustion chamber boiler has had a twice working pressure hydraulic test - although appearing structurally sound, there is one firebox stay with a persistent weep that requires attention, with a handful of others that would take up under steam.
| length/inches | 36 + 21 |
| width/inches | 8 |
| height/inches | 11 |
| wheel material | cast iron |
| axlebox type | plain bearing |
| cylinder material | gunmetal |
| valve type | slide |
| valve gear | Walschaerts |
| reverser type | screw |
| lubricator type | mechanical |
| injector(s) | 1 |
| boiler number | N30/100/010 |
| CE mark | n/a - non-commercial |
| working pressure/psi | 80 |
| boiler type | locomotive with combustion chamber |
| boiler material | copper |
| boiler construction | silver soldered |
| superheater type | flue tube |
| fusible plug | no |
| safety valve(s) | 2 |
| safety valve type | spring |
| mechanical pump | 1 |
| hand pump | 1 |