Thermo Ramsey - Hoferick Engineering GmbH

Operation
2-2
WARNING
ALL SWITCHES (SUCH AS CONTROL OR POWER) MUST BE
OFF WHEN CHECKING INPUT AC ELECTRICAL
CONNECTIONS, REMOVING OR INSERTING PRINTED CIRCUIT
BOARDS, OR ATTACHING VOLT METERS TO THE SYSTEM.
INCOMING VOLTAGES MUST BE CHECKED WITH A
VOLTMETER BEFORE BEING CONNECTED TO THE
ELECTRONICS.
WARNING
EXTREME CAUTION MUST BE USED IN TESTING IN, ON, OR
AROUND THE ELECTRONICS, PC BOARDS, OR MODULES.
THERE ARE VOLTAGES IN EXCESS OF 115 V OR 230 V IN
THESE AREAS. AVOID HIGH VOLTAGE AND STATIC
ELECTRICITY AROUND THE PRINTED CIRCUIT BOARDS.
WARNING
MAINTENANCE PROCEDURES SHOULD BE PERFORMED
ONLY BY QUALIFIED SERVICE PERSONNEL AND IN
ACCORDANCE WITH PROCEDURES/INSTRUCTIONS GIVEN IN
THIS MANUAL.
WARNING
DURING MAINTENANCE, A SAFETY TAG (NOT SUPPLIED BY
THERMO SCIENTIFIC) SHOULD BE DISPLAYED IN THE
ON/OFF SWITCH AREAS AS A PRECAUTION INSTRUCTING
OTHERS NOT TO OPERATE THE UNIT.
WARNING
ONLY QUALIFIED SERVICE TECHNICIANS SHOULD BE
ALLOWED TO OPEN AND WORK IN THE ELECTRONICS,
POWER SUPPLY, CONTROL, OR SWITCH BOXES.
Operation Thermo Fisher Scientific
REC 4175 Rev B