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21.10.2004 

ALTO Danmark A/S 

6.  

Trouble Shooting and Remedy 

 
 
Measures at trouble shooting 
 
Symptoms 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The 

plant 

does 

not 

start 

          

The plant does not build up 
pressure 

 

 

 

 

 

 

 

 

 

 

Unstable 

pump 

pressure 

          

Insufficient 

foam 

creation            

No 

foam 

creation 

          

The 

plant 

sucks 

no 

detergent 

          

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Possible causes 

 

 

 

 

 

 

 

 

 

Remedy 

 

 

 

 

 

 

 

 

 

 

 

Fuse 

blown 

       

z

 

 Replace 

fuse 

Fuse in control box blown 

 

 

 

 

 

 

 

z

 

 Replace 

fuse 

Motor 

overload 

disconnected 

       

z

 

 Search 

error 

No 

water 

supply 

       

z

 

 Ensure 

water 

supply 

Incorrect direction of rotation 
of pump 

 

 

 

 

 

 

z

 

  Connect 

the 

pump 

correctly 

Flow 

switch 

defective 

      

z

 

 

 

Call for skilled persons 

Pressure gauge defective 

 

 

 

 

 

z

 

 

 

 

Replace pressure gauge 

Insufficient 

water 

supply 

     

z

 

z

 

  Ensure 

water 

supply 

Filter in inlet pipe blocked up 

 

 

 

 

 

z

 

   Clean 

or 

replace 

filter 

Detergent 

unsuited 

    

z

 

    Choose 

suited 

detergent 

Insufficient 

air 

supply 

    

z

 

    Ensure 

air 

supply 

Too high air pressure in 
injector 

 

 

 

 

z

 

    Adjust 

air 

supply 

Incorrect nozzle mounted 

 

 

 

 

z

 

    Contact 

SCANIO 

No air supply 

 

 

 

z

 

     Ensure 

air 

supply 

Filter for detergent blocked up   

 

z

 

z

 

     Clean 

or 

replace 

filter 

Non-return valve blocked up 

 

 

z

 

z

 

     Clean 

injector 

Dosing valve for detergents 
blocked up 

 

 

z

 

z

 

     Clean 

valve 

 

Summary of Contents for PZC Classic

Page 1: ...25 10 2004 0617551 UK Vers 1 1 Directions for Use for Automatic Pump Station PZC Classic...

Page 2: ...21 10 2004 ALTO Danmark A S...

Page 3: ...r connection 2 2 4 Connection of detergents 3 2 5 Layout drawing for pump station PZC 4 3 Directions before operation Automatic cleaning 8 4 Security devices 10 5 Regular service and control 11 6 Inte...

Page 4: ...21 10 2004 ALTO Danmark A S...

Page 5: ...nimum requirement for maintenance and repair work The combination of a centrifugal pump and an injector offers the possibilities of automatic and manual a foam spreading of detergents b rinsing off wi...

Page 6: ...necessarily long supply pipes should be avoided low resistant ball valves should be used fittings with high pressure loss should be avoided f On pipe mounting care should be taken that no air locks ar...

Page 7: ...ed air connection for pump station PZC O on the layout drawing on page 4 2 4 Connection of Detergents a place the can with the suitable detergent in the can holder b Control the detergent hose filter...

Page 8: ...ss gauge reduction valve air B Ball valve for water J Solenoid valve for air C Strainer K Dosing valve for detergent D Flow switch L Filter reduction valve for external air E Pump M Foam outlet F Exte...

Page 9: ...e reducing valve for air I on the layout drawing on page 4 Check the air pressure on the pressure gauge for air I on the layout drawing on page 4 NOTE When setting the reducing valve for air carefully...

Page 10: ...s the pump as soon as a flow takes place in the flow switch If all valves are closed and there is no flow in the flow switch the flow switch disconnects the pump after the time interval entered into t...

Page 11: ...ucation and experience have sufficient knowledge of low pressure cleaners or similar equipment and who are familiar with the state work security regulations accident preventing regulations lines and g...

Page 12: ...ion of rotation of pump z Connect the pump correctly Flow switch defective z Call for skilled persons Pressure gauge defective z Replace pressure gauge Insufficient water supply z z Ensure water suppl...

Page 13: ...ore switching on again check cause of disconnection The machine does not build up pressure The program does not function correctly No water supply Direction of rotation of pump not correct Check the p...

Page 14: ...cient air supply to the plant Incorrect air pressure on the plant Too high air pressure in the injector read pressure on pressure gauge Incorrect nozzles mounted Ensure sufficient air supply 450 l min...

Page 15: ...etergent The concentration of the detergent is set too low Clean the filter Put the hose into the can Set dosing valve for detergent on pos 4 No pressure air in the plant Inlet valve for pressure air...

Page 16: ...Non return valve 5 Pressure gauge water 16 Solenoid valve air external air 6 Non return valve water 17 Micro filter 7 Solenoid valve water outlet 18 Filter regulator for external air 8 Solenoid valve...

Page 17: ...21 10 2004 ALTO Danmark A S 8 Type Plate 1 Producer 2 Serial number 3 Type 4 Date 5 Order number 6 Maximum pressure 7 Voltage 8 Frequency 9 Water volume 10 Consumption of air 11 Maximum temperature...

Page 18: ...trol voltage Security of electrical wiring Electrical cable Weight Total dimension H x W x D Max air inlet pressure Min inlet flow for start of plant 25 bar 12 bar inlet pressure 25 bar 10 100 l min 4...

Page 19: ...All hoses rubber parts or synthetic materials natural wear and tear as well as damage caused by careless and inappropriate treatment including transport damage are not covered by the guarantee Furthe...

Page 20: ...21 10 2004 ALTO Danmark A S 11 Material and Spare Parts List...

Page 21: ...0 Hz 1 11 358310 Outlet coupling for pump 1 12 659000 Pressure gage for water 1 13 600400 Non return valve 1 14 354700 Distance pipe 3 4 x 1 2 w pipe branch 1 15 531100 Solenoid valve 1 2 EVI 10 1 16...

Page 22: ...3 4 EVI 20 1 310403 Coil 24 V 50 Hz 1 34 0605447 Outlet water 1 35 639100 Packing for air nozzle 1 36 64030000 Air nozzle 450 l min 3 5mm 1 37 640000 Non return valve for air 1 38 638500 Air fittings...

Page 23: ...escription No 49 0608071 Reducer 12 8 1 50 0608060 Tee air fittings 1 51 0605449 Filter regulator for air 1 52 0608057 Air fittings angle 1 2 x12 3 53 0605459 Micro filter 1 54 0608061 Fittings for ai...

Page 24: ...y and health requirements in relation to the construction and manufacture of machines COUNCIL DIRECTIVE of 3 May 1989 on the approximation of the laws of the Member States relating to electromagnetic...

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