Maintenance - OHAUS Guardian 3000 User Manual

TM
Guardian Hotplate-Stirrers
5. DISPLAY
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1. Heater Temperature: Switches to external probe temperature when the probe
is plugged in and external prob icon is illuminated.
2. Heat Setting Indicator: Switches heater temperature to heat setting when
illuminated.
3. Single Point Calibration Icon
4. External Probe Icon
5. Speed Setting Indicator: Illuminates until stirrer reaches the speed setting.
6. Stir Speed

6. MAINTENANCE

6.1 Cleaning
WARNING: Electric Shock Hazard. Disconnect the equipment from
the power supply before cleaning.
Make sure that no liquid enters the interior of the instrument.
Attention: Do not use solvents, harsh chemicals, ammonia or
abrasive cleaning agents.
The housing may be cleaned with a cloth dampened with a mild detergent if
necessary.
6.2 Replacing Power Fuse
The fuse is located at the back of the instrument. Choose the correct fuse to replace
according to the fuse specification listed in the specification table.
WARNING: Electric Shock Hazard. Disconnect the equipment from
the power supply before replacing the fuse.
The use of a fuse of a different type or with a different value, or
bridging or shunting the fuse is not allowed and can possibly cause
a hazard to your safety and lead to instrument damage!
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