Replace The Battery; Replace The Lamp - Hach 2100Q Bedienungsanleitung

Replace the battery

W A R N I N G
Explosion hazard. An expired battery can cause hydrogen gas buildup
inside the instrument. Replace the battery before it expires. Do not
store the instrument for long periods with a battery installed.
W A R N I N G
Potential fire hazard. Use only alkaline or nickel metal hydride batteries (NiMH) in
the meter. Other battery types or incorrect installation can cause a fire. Never mix
battery types in the meter.
For battery replacement refer to
1
12 English
Install the battery on page 6.
1. Remove the battery cover.
2. Remove the batteries.
3. Install 4 AA alkaline or 4 AA nickel metal hydride (NiMH) batteries.
Make sure that the batteries are installed in the correct orientation.
4. Replace the battery cover.

Replace the lamp

C A U T I O N
Burn Hazard. Wait until lamp cools down. Contact with the hot lamp can cause
burns.
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