Boiler

The boiler consists of two hub disks #118 that were around bolted with twenty-five perforated strips #1b. For the solidity is placed into the middle a circular girder #143. The part that comes into the firebox is not strips bolted. On the front of the boiler are placed three meters viz. a gauge-glass, a thermometer and a manometer. The gauge-glass and the thermometer are both made from two handrail supports #136 and there clenched between a axle rod #17. The manometer is made with a flanged wheel #20. On the top of the boiler is also placed a safety valve that is made by dint of two flanged wheels #20.