• Refer routine servicing to qualified biomedical technical personnel.
• Changes or modifications not expressly approved by Buffalo Filter could void the user's author
ity to operate the equipment.
The warranty on this product is void if any of these warnings are disregarded.
1.4.2 CAUTIONS:
• Federal law (United States of America) restricts this device to be used by, or on the order of a
physician.
• Do not block either the tubing or the filter. If either becomes occluded or significantly restrict-
ed, the motor/blower may overheat and cause the unit to fail.
• Using any other filter or accessory not supplied by BUFFALO FILTER may cause damage and/
or cause the system to be inoperable and may void the warranty.
• Care must be exercised in the installation of hoses, adapters and suction canisters. Failure to
follow the procedures outlined in this manual may result in overheating of the motor and may
void the unit warranty.
• This device is not intended for evacuation of fluid. If fluid is expected to be aspirated to the
ViroSafe® Filter, fluid collection devices must be installed with the vacuum hose assembly. Fail-
ure to install a fluid collection device could cause filter blockage and electrical damage.
• The ViroSafe® Filter should be changed according to the life of the filter. The ViroSafe® Filter,
used with the ViroVac™ Smoke Evacuation System(s), should not be used for more the time
specified for each filter. Failure to change the filter may result in decreased efficiency and
contamination of the electric motor, vacuum pump, and sound absorbing media within the
unit.
• Do not block either the tubing or the filter during operation. An occlusion or significant restric
tion may cause the motor to overheat and the unit to stop working.
• The installation of this equipment must be performed such that the intake and exhaust vents
located on the bottom of the system are not obstructed. Failure to properly install the unit may
cause reduced performance, damage and/or cause the system to be inoperable and may void
the warranty.
• The ambient temperature during operation must be kept between 50°F to 104°F (10°C to
40°C)
• The relative humidity during operation must be kept between 10% to 75%.
• An atmospheric pressure range of 700 hPA to 1,060 hPa.
Buffalo Filter ViroVac™ Operator's Manual: Page 7