Vaisala Humicap HMW60U Guia do Utilizador descarregar pdf (Página 69)

Chapter 13 _____________________________________________________________ Maintenance

VAISALA _______________________________________________________________________ 67

CHAPTER 13

MAINTENANCE

Changing the Filter

1. Remove the dirty filter from the probe; see Figure 2 on page 11. Do not try to clean

the filter. Avoid touching the sensor.

2. Install the new filter.

Changing the Battery Pack

A new rechargeable battery pack can be ordered from Vaisala. Change the battery pack as

follows, and refer to

Figure 9 on page 68:

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 (red and black wires are on the upper edge of the

connector). Do not push the connector with conducting material, e.g. metallic

screwdriver.

4. Place the battery pack, close the back plate and tighten the screw.

5. Charge the battery pack before use; see page

13.

In case y

ou are installing battery pack and you have a device with alkaline batteries,

remove the metal contact before installing the battery pack.

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Vaisala Humicap HMW60U Guia do Utilizador Página 69