5664.500/800 Evita 4/Evita 2 dura 06/98 Repair Instructions Page 17
For internal use only. Copyright reserved.
GBR5664500T055664800.fm 18.03.99
Dräger Medizintechnik
D
• Remove the connector C.
• Remove the batteries D.
Fig. 15: Replacing the battery in the power supply unit
• Install the new batteries in the power supply unit.
• Reassemble the power supply unit by following the reverse method used for
disassembly.
• Check the Evita by following the instructions in the Evita 4/Evita 2 dura Test Certificate.
C
D
D
CAUTION
Incorrect polarity may damage the power supply unit and the batteries. When
installing new batteries, make sure the polarity is correct.
IMPORTANT
Exhausted batteries must be charged for several hours during mains
operation. Otherwise, malfunctions (relay noise) are possible during DC
operation.
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