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TE-WILBUR OPERATIONS MANUAL REV 002.15 06/11/2015
Tisch Environmental 1-TSP-AND-PM10 sales@tisch-env.com www.tisch-env.com Page 114 of 183
13.4 Replacing the Screen Internal Battery
The internal battery in the screen is critical for proper operation of the
sampler. This battery is used to store the configuration of the unit and when it
is depleted this information could be lost.
When the battery is low and needs replaced, the following message will
apprear on the screen:
Also, an alarm will be shown in the history log that the internal screen battery
needs replaced.
The battery is a standard CR2032 3.3V lithium Ion battery manufactured by
several companies such as Duracell, Energizer, Sony and Panasonic. The
Tisch Environmental part number for this battery is a TE-W-215.
To replace the internal screen battery, perform the following:
WARNING Before opening covers to perform maintenance, ensure unit is
powered down completely. To power down completely, remove mains power
and disconnect the battery at:
MAIN MENU
MAINTENANCE
MENU
BATTERY
DISCONNECT
1. Power down the sampler.
2. Remove the upper front cover by removing the 4 screws with a phillips
screwdriver.
3. The battery cover is located on the rear of the touchpanel in the center
of the screen.
4. Open the battery cover and remove the old battery
5. Replace with a new battery and close the battery cover
6. Reinstall the upper front cover and secure with the 4 screws
7. Power unit on and acknowledge the replace screen battery alarm
NOTE: Check with local environmental and recycling agencies for
the proper disposal of Lithium Ion batteries
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