VACUUBRAND DVR 3 - Manual (Page 6)

Documents are only to be used and distributed completely and unchanged. It is strictly the users´ responsibility to check carefully
the validity of this document with respect to his product. Manual: 999072 / 12/01/2011
page 6 of 18
Maintenance and repair
• Attention: Due to the operation the equipment might be contaminated by harmful
or dangerous substances, clean or decontaminate prior to maintenance.
The user can replace the sealed power supply unit of vacuum gauges DVR 3 within
the hazardous area (according to the approvals of power supply unit and vacuum
gauge). Further interventions and repair must only be done by the manufacturer.
Returned products will not be repaired or calibrated until the completed health and
safety clearance form has been received. In order to comply with law (occupational,
health and safety regulations, safety at work law and regulations for environmental
protection) vacuum pumps, components and measuring instruments returned to the
manufacturer can be repaired only when certain procedures (see section ” Notes on
return to the factory”) are followed.
NOTICE