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Cone angle of nozzle spray pattern.

Precision weight used to balance the centrifugal fan after blade replacement. Minimises vibration and bearing wear.

Spray fan angle set per nozzle spec.

Automatic hydraulic system keeping suction head parallel to the road. Maintains constant gap and airflow regardless of camber.

Sheet of paper or card placed behind nozzles during calibration. Reveals blocked or mis-aligned jets before binder spraying begins.

Clear inspection port built into the suction ducting. Allows operators to view and remove blockages quickly without dismantling long hose runs.

Valve isolating the spray bar from the main binder circuit. Enables safe maintenance or section testing while the tank remains full.

Camera mounted near the suction nozzle giving live footage of debris flow. Helps detect blockages early and improve efficiency.

Keyed interlock for hazardous systems.

Lockable door giving access to valves filters or electrics along the vehicle flank. Provides easy inspection without full body removal.