This version of the SCH PSU is supplied on a two wheel chassis having suspension units and requiried lighting. The hand held suction nozzle is fitted to three meters of 200mm diameter hose. The discharge is via a metal tube with a swivel base to allow the direction to be altered. The discharge head is also adjustable. A jockey wheel and 50mm ball hitch is fitted as standard. The fan belt is driven and not fitted directly onto the crankshaft of the engine.