FPZ SCL R20-MD GOR ATEX Manual De Instrucciones página 49

F
F
Current absorption
higher than the
G
permissible value
G
G
G
G
High delivery air
G
temperature
G
G
F
G
Abnormal noise
G
F
G
G
G
Abnormal vibration
F
G
G
G
Fluid leakage
G
G
FPZ-MI-R-MD-MOR-GOR-ATEX-15-R00
Incorrect electrical wiring.
Supply voltage drop.
The suction filter is clogged.
The unit has accumulated deposits inside.
The unit is operating at a pressure and/or
vacuum higher than the permissible value.
The unit is operating at a pressure/vacuum
higher than the permissible value.
The suction filter is clogged.
The unit has accumulated deposits inside.
Suction and/or delivery pipes obstructed.
Intake air temperature above 40°C (+104°F).
The sound absorbing material is damaged.
The impeller rubs against the casing:
- The unit is operating at a pressure/vacuum
higher than the permissible value.
- Reduction of assembly play due to internal
deposits (dust, dirt on pipes, process
residues, etc.).
Worn bearing.
Unit installation position unsuitable.
The impeller is damaged.
The impeller has accumulated deposits.
Unit fixed without vibration dampers.
Rigid connection to the system
Worn transmission coupling
Faulty bearing on blower side or motor side.
Faulty gaskets on the silencer.
Faulty gaskets on the cover (if present).
Worn sliding sealing ring
Have the electrical connection checked by the
Technician, referring to the diagram in the terminal box.
Have the supply voltage at the terminals restored within
the permissible values by the Technician.
Have the cartridge cleaned or replaced by the Technician.
Have the unit cleaned inside by FPZ After-Sales Service.
Operate on the system and/or control valve to decrease
the pressure differentials.
Operate on the system and/or control valve to decrease
the pressure differentials.
Have the cartridge cleaned or replaced by the Technician.
Have the unit cleaned inside by FPZ After-Sales Service.
Have the obstructions removed by the Technician.
Use heat exchangers to reduce the intake air
temperature.
Have the sound absorbing material replaced by the
Technician.
Operate on the system to decrease the pressure
differentials.
Have the unit cleaned inside by FPZ After-Sales Service.
Have the bearing replaced by FPZ After-Sales Service.
Have the units installed on structures that cannot transmit
or amplify the noise (tanks, metal plates, etc.) by the
Technician.
Have the impeller replaced by FPZ After-Sales Service.
Have the unit cleaned inside by FPZ After-Sales Service.
Have the unit secured with vibration dampers by the
Technician.
Have flexible sleeves installed between the unit and the
pipes by the Technician.
Have the transmission coupling replaced by FPZ After-
Sales Service.
Have the bearing replaced by FPZ After-Sales Service.
Have the gaskets checked and, if necessary, replaced by
FPZ After-Sales Service.
Have the gaskets checked and, if necessary, replaced by
FPZ After-Sales Service.
Have the gaskets checked and, if necessary, replaced by
FPZ After-Sales Service.
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