Gunson 77008 - General Warnings; Interference and Operational Precautions

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GENERAL

WARNINGS

• This equipment has been designed to operate in the harsh environment close to spark

ignition engines but the user should be aware of the following:

• Spark ignition engines and related electronics can emit high levels of interference which

could effect test and maintenance equipment together with other electrical items such

as radio or television receivers, computers etc.

• Any interference emitted from the engine area could be increased by:

• Opening the engine compartment cover.

• Making electrical connections to the vehicle wiring loom or the vehicle battery.

• Any faulty components particularly those associated with the ignition system.

• If this equipment has any display which behaves in an erratic nature the user is advised

to refer to the advice given in the detailed instructions to minimise the possibility of

interference. In cases of difﬁculty the user is advised to check for the following.

• A faulty vehicle battery or poor connections to it.

• Poor ground connection to engine or other electrical equipment

• Faulty ignition components particularly rotor arms, ignition coils or HT leads with an

internal break or with a resistance outside vehicle manufacturers limits.

• The user is therefore advised, due to the potential emitting of interference, that vehicle

maintenance and testing should be undertaken with due care and not in an area close

to sensitive electronic equipment.

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