CR1102
22
7 Maintenance, repair and disposal
7.1 Battery change
The battery may only be changed by a qualified person.
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Before changing the battery, fully separate the device from supply voltage.
Battery may explode if handled incorrectly. Do not recharge or disassemble the battery, nor
dispose of it in fire.
2
1
1:
service cover
2:
battery
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Replace the battery if the displayed time is permanently wrong after the device is switched on.
ATTENTION
The protection rating does not apply if the service cover is open and there is no ESD
protection of the accessible contacts inside
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Damage to the device possible
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Clean the area around the service cover before opening it.
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Remove the service cover on the back of the device (width across flats 13 mm or ¼“).
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Protect inside of device, sealing areas and sealing of the service cover from soiling and
humidity.
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When changing the battery, take ESD precautions.
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Remove the battery and replace it with a new one.
Observe the polarity: positive side up
Battery type (Technical data:
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Check sealing areas and sealing for soiling. Clean them, if necessary.
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Screw the service cover with 3.0 Nm to restore the protection rating (width across flats
13 or ¼“).
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Reset the system time via device set-up or application
(see programming manual ecomatDisplay).
