User and maintenance manual
EN
TSC - TDC
22
8702040 – 14/01/2019 – R.7
www.dvp.it
8
DISMANTLING
The side channel turbine must be dismantled by authorised technicians.
Metal parts can be disposed of as scrap metal.
All materials deriving from demolition must be disposed of according to regulations in the country where the side
channel turbine will be demolished.
HAZARD
Disposal operations involve risks of cutting, shavings protection, entanglement, contact with
moving parts and contact with chemicals.
Operators should use the appropriate personal protective equipment.
9
TROUBLESHOOTING
DAMAGE
CAUSE
REMEDY
The turbine motor does not start
up, the start up noise is muffled
and metallic.
One of the electric motor's power
supply phases is not connected.
Check and correct.
The turbine's impeller is obstructed by
dirt.
Contact Service Department
A bearing is blocked or defective.
Contact Service Department
Short-circuit in the electric motor
winding.
Contact Service Department
Intervention of the electric motor
protection system.
The electric motor's protection
fuses burn.
The current absorbed by the
electric motor is too high.
The electric motor is overloaded.
Check and correct.
The turbine's impeller is blocked.
Contact Service Department
The working pressure or vacuum are
greater than the acceptable levels.
Check the installation and working of
the safety valves.
Drop in voltage.
Check if the connection cables are
suitable for the electric motor's power.
Blocked piping.
Check and correct.
Dirty intake filter.
Check and correct.
The turbine does not produce
vacuum or pressure in the
system.
The machine's rotating direction is
wrong.
Check and correct.
Leaks in the system.
Check and correct.
System's gaskets damaged.
Check and correct.
Turbine's impeller blocked by dirt.
Contact Service Department
Unusual noises coming from the
turbine.
Deteriorated rolling bearings.
Contact Service Department
Dirty silencers.
Check and replace (see 6.2.6).
Dust or process residues on the
turbine's impeller.
Contact Service Department
Vibration transmission from the system.
Check and correct.