Nilfisk Alto DELTABOOSTER 7309021 User Manual

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  1.   Water filter
  2.   Water tank
  3.   Overflow pipe
  4.   Level sensor   (lack of water)
  5.       - 

    -  (start inlet of water)

  6.      - 

    -  (stop inlet of water)

  7.  Relief valve
  8.  Flow switch (flow back to tank)
  9.  Excess-pressure valve (overflow valve)
 10.  Pressure switch (low pressure)
 11.  Pressure switch (high pressure)
 12.  Solenoid relief valve 
 13.  Pressure gauge

14.   Difuse filter, return
 15.  Non-return valve
 16.   Accumulator
 17.   Motor pump unit
18.   High pressure hose, machine outlet
 19.  Temperature sensor
 20.  Drain cock for cleaning of water filter
 21.   Water inlet for hot water
 22.   Water inlet for cold water
 23.  Solenoid valve, hot water
 24.  Solenoid valve, cold water
 25.   Pipeline, high pressure
26.   Oil glas with level sensor