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2.3.2.23. Replacement of the battery in a key of opening of the lock of a door

Elements of illumination of a door key

1 – battery;

2 – bulb


PERFORMANCE ORDER
1. Using an edge of the thin screw-driver, uncover a key head. Be careful that internal elements of a key as they are not fixed were not lost.
2. Take old and install the new battery by a positive pole up (see the drawing). Check operation of the device of illumination of a key. If the bulb does not burn, replace it.
3. Establish a cover on a key.