On hydraulic test the boiler showed two heavy beads of water coming from the rear corner of the foundation ring, though otherwise appeared in good order.
The chassis runs on air in both directions, with the feel of an engine that hasn't moved in many years.
| gauge | 2 1/2 inch |
| length/inches | 23 + 14 |
| width/inches | 5 |
| height/inches | 8 |
| weight/kg | 17 1/2 |
| wheel material | cast iron |
| axlebox type | plain bearing |
| cylinder material | gunmetal |
| valve type | slide |
| valve gear | Gresley-Holcroft |
| reverser type | screw |
| year built | unknown |
| boiler maker | non-commercial |
| CE mark | n/a - non-commercial |
| boiler type | locomotive with combustion chamber |
| boiler material | copper |
| boiler construction | silver soldered |
| superheater(s) | 2 |
| superheater type | flue tube |
| safety valve(s) | 2 |
| safety valve type | spring |
| mechanical pump | 1 |
| hand pump | 1 |