Use Instructions

Care and Maintenance

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Certification

Ask the service technician for a certificate after he or she has inspected the unit or

performed any service tasks. This certificate lists the type and scope of the service

as well as the date and name of the servicing company together with the signature

of the service technician.

WARNING!

Risk of electrical shock

To prevent electrical shock, do not open this device. Never open this device your-

self. Notify the authorized service technicians of any required repairs.

WARNING!

Modification of the device

This device may not be modified without the permission of the manufacturer.

WARNING!

Modified device

If the device is modified, suitable examinations and tests must be carried out to en-

sure further safe use of the device.

9.4 Replacing the Fuse

CAUTION!

Replace the fuse

Before replacing the fuse, check the values for the fuse to be inserted in accordance

with Chapter Technical Data [

}67].

The fuse may be defective and is in need of replacement if:

• displays and LEDs (if available on your equipment) do not light up,

• the device does not function.

Check to make sure

• the main power supply cable is properly connected to the power supply input

and to a safety socket,

• the house power supply fuse is functioning.

WARNING!

Checking the fuse

Unplug the power cable from the device before checking the fuse.

DRAFT