Vaisala GM70 - Manual (Page 59)

Chapter 12 ________________________________________________ Maintenance
VAISALA __________________________________________________________ 59
Changing the Battery Pack
New rechargeable battery packs can be ordered from Vaisala. Change the
battery pack as follows:
1. Open the back plate of the indicator by opening the screw of the
back plate.
2. Remove the old battery pack. Detach the black connector by
pulling up carefully from the wires.
3. Connect the black connector of the new battery pack, ensure that
the position of the connector is as indicated in Figure 4 (red and
black wires are on the upper edge of the connector). Do not push
the connector with conducting material
4. Place the battery pack, close the back plate and tighten the screw.
5. Charge the battery pack before use, see section Recharging the
Batteries on page 17.
In case you are installing the battery pack and you have a device with
alkaline batteries, remove the metal contact before installing the battery
pack.
0505-239
Figure 19 Installing the Battery Pack