4. Maintenance
In service is needed, please contact Compur Monitors Service in Munich or your local representative. Minor maintenance work such as battery replacement, or generator cell exchange, can be performed by observing the following instructions.
Please observe the following notes:
)Use a grounded conductive pad.
)Wear a conductive wrist strap connected to your work pad.
4.1
Battery Replacement
If the red LED turns on, the battery needs replacement.
Internal battery (9V battery)
1Remove the four screws on the backside of the instrument.
2Separate the top and bottom halves of the generator housing. (Use caution as the LED wires are attached to the top case)
3Remove the old battery.
4Insert the new battery.
5Attach the top cover and tighten the screws.
External battery pack (COCl2 only)
1Unplug the battery pack from the gas generator and remove the four screws on its backside.
2Open the battery pack and remove the old batteries.
3Insert the new batteries (4x1,5 V size C), close the battery pack and tighten the screws.
)For the 1.5 V size C batteries, it is recommended to only use Duracell Ultra M3 or Varta High Efficiency Alkaline. Use of other batteries may cause flashing of the battery LED during a gas test.
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