Vehicle technical parameters: tank volume: 1.9 cubic meters, sewage suction pump, vacuum pump, full time <5 min, empty time <4 min, vertical suction stroke ≥ 8 m, intake and exhaust diameter 50 mm, total mass 4495 kg, rated load mass 1490 kg curb weight 2875 kg overall dimensions (mm) 5995×1990×2300 tank size (mm) 2600×Φ980 number of passengers 3