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Relieves pressure when spray circuit is closed.

Heater for SCR urea tank in cold weather.

Valve assembly protecting pumps from over-pressure. Automatically diverts flow back to tank when spray sections close.

Heating circuit keeping AdBlue lines above –11 °C. Ensures reliable SCR operation in severe winter conditions.

Log of stops with reason codes.

Sensor monitoring AdBlue level for the SCR system. Prevents NOx-emission faults by alerting the operator before depletion.

Form completed after any roadside stoppage detailing fault cause and rectification. Forms part of fleet reliability tracking records.

Aftertreatment reducing NOx on modern sweeper diesel engines.

Belt/shaft layout placing fan low for compact sweeper bodies.

Controller preset optimising suction and broom speed for loose-gravel roads. Reduces dust creation while maintaining effective collection.