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End nozzles on spray bar for clean lane starts and stops without over‑spray.

Password lock preventing unauthorised rate changes.

Hardened-steel wear plate bolted to the base of suction nozzles. Ensures consistent clearance and prolongs component life on abrasive road surfaces.

SD card backup/restore of controller profiles.

Air/dust separator that reduces carryover to the fan.

Removable panel providing maintenance access to the cooling fan. Speeds belt inspections and bearing greasing routines.

Protective mesh guarding the engine-bay cooling fan. Prevents accidental contact and ingress of large debris.

Automatic switch engaging the radiator fan when coolant reaches set temperature. Maintains engine efficiency and prevents overheating in slow traffic.

Blocks broom/fan engagement with handbrake on.

Manual or automatic drain fitted to air compressors. Removes condensed moisture to protect pneumatic valves from corrosion.