PFT 00103495, Operating Manual

Page: 33 / 60

PFT LOTUS XL light 400 V Overview – Operation – Spare Parts Lists
Troubleshooting
2017-01-16
33
26.4 Table of malfunctions
Malfunction Possible cause Solution Performed by
Machine
does not start
Water
Water pressure too low Check the water supply,
clean the dirt trap sieves Operator
The water pressure is too low Install booster pump Operator
Machine
does not start
Power
Power cable is defective Repair the power cable Service
technician
Main switch not activated Turn on the main switch Operator
FI circuit breaker triggered Reset the FI circuit breaker Service
technician
Machine
does not start
Material
Too much thickened material
in the mixing tube
Drain the mixing tube and restart
machine
Operator
Material in mixing tube too dry Drain the mixing tube and restart
machine Operator
Water is not
flowing Solenoid valve
(bore hole in membrane blocked) Clean the solenoid valve Service
technician
Solenoid coil defective Replace the solenoid coil Service
technician
Water inlet on middle body
blocked Clean the water inlet
on middle body Operator
Needle valve closed Open the needle valve Operator
Cable to solenoid valve defective Replace the cable to solenoid valve Service
technician
Mixer motor
will not start Mixer motor defective Replace the mixer motor Service
technician
Defective connection cable Replace the connection cable Service
technician
Machine
stops after
a short period Water inlet screen dirty Clean or replace the screen Operator
Hose connection or water
line too small Enlarge the hose connection
or water line Operator
Water intake line too long or intake
pressure too weak Connect an additional booster
pump, if necessary Service
technician