SKF TKBA 21 Instrucciones De Uso página 9

3. Battery installation
The TKBA 21 & 31 are powered with 3 × AAA
alkaline batteries.
To insert the new batteries:
• Locate the back of the unit on the round end of
the emitting unit.
• Remove the slotted head screw (
• Carefully insert three new batteries in the
holder taking care to observe polarity. Replace
the cover back onto the unit and refit the screw
Fig.2 – Battery door
N O T E :
Remove the batteries if the transmitter unit is to
remain unused for an extended period.
fig. 2).
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