Nilfisk PZC-M1 Mode D'emploi page 11

7 . Shooting and Remedy
Measures at trouble shooting
Symptoms
The system does not start
The system does not build up
pressure
Unstable pump pressure
Insufficient foam creation
No foam creation
The system sucks no
detergent
Possible causes
Fuse blown
Fuse in control box blown
Motor overload disconnected
No water supply
Incorrect direction of rotation
of pump
Flow switch defective
Pressure gauge defective
Insufficient water supply
Filter in inlet pipe blocked up
Detergent unsuited
Insufficient air supply
Too high air pressure in
injector
Incorrect nozzle mounted
No air supply
Filter for detergent blocked up
Non-return valve blocked up
Dosing valve for detergents
blocked up
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Nilfisk FOOD
Remedy
Replace fuse
Replace fuse
Search error
Ensure water supply
Connect the pump correctly
Call for skilled persons
Replace pressure gauge
Ensure water supply
Clean or replace filter
Choose suited detergent
Ensure air supply
Adjust air supply
Contact ALTO
Ensure air supply
Clean or replace filter
Clean injector
Clean valve
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