3.0 OPERATION
3.1 Start-up
Check rotation of the motor as described in paragraph 1.4 Power Requirements.
3.2 Stopping the pump
To stop the pump, turn off the power. An anti-suck back valve (built-in) for the pump installed in inlet
flange will prevent the air from back flowing into the vacuum chamber after the pump is shut down.
3.3 Operating Conditions
The EVDR-Vxxx pumps are designed to run the ultimate vacuum levels stated in technical data (6.0)
for continuous operation. A vacuum regulator is installed on the pump, the desired vacuum level to
can be achieved by rotating the adjustment knob on the regulator.
The standard version is for use of dry air only, and may not be used in hazardous areas. Handling of
humid air or gases containing aggressive chemicals is possible only with specially configures units.
Consult Eurovacuum for assistance.
It is recommended for operating personnel who are working near the pump to wear ear protectors. If
noise below the designed dBA is required, an external sound enclosure can be added to the system,
provided adequate ventilation is provided
The ambient and suction air temperature must be below 45°C.
Caution: Any non compliance may lead to severe injury to persons and damage to the pump.
Caution: Maximum number of motor starts per hour should not exceed 10 per hour.
Excessive starting of the motor can cause overheating and premature failure of the motor.
4.0 MAINTENANCE
EVDR-Series vacuum pumps require light maintenance. To ensure optimum performance, the
following maintenance steps should be followed:
4.1 Vanes check
Check the vanes width every 3.000 operating hours or annually.
The vanes width minimum sizes, if smaller width then they must be replace.
Pump type
Minimum width
EVDR-V010
18 mm
EVDR-V016
22 mm
EVDR-V025
28 mm
EVDR-V040
28 mm
Caution: Only use original Eurovacuum vanes or order them at www.vanes.shop
4.2 Filter check
Check the filter cartridges inside the enclosure cover of the pump and clean/replace them when
necessary. You can order these from Eurovacuum or at www.vanes.shop
