User`s guide

3-2

Installation 3

Electrical Installation - Power

For safety reasons, the 305 is shipped without the

fuses installed and with the voltage selector in the

220/240 Volt position. You must:

• Insert the correct fuses.

• Set the voltage selector to your local voltage.

Inserting the Fuses

Ensure that the power cord is not connected before

starting to install the fuses. Follow the procedure

below to install the two fuses.

• The voltage selector and fuse holder is located

under neath the power socket. See opposite figure.

Pull the voltage selector out of the power

receptacle. This is done by gently levering the

selector out using a small screwdriver.

• Pull out the drawer as shown in the figure

opposite. Insert the first fuse into the clips.

• Push the drawer back into position.

• Pull out the drawer for the second fuse which is

on the other side of the voltage selector. Insert the

second fuse into the clips.

The instrument requires two fuses to be installed.

The type of fuses required are: 2.0 Amp type “T”

slow blow for 100 -120 V, 1.0 Amp type “T” slow

blow for 220-240 V.

For safety reasons, piston pumps are delivered

without fuses installed. Fuses must be installed by

the user upon delivery.

Selecting the Voltage

The 305 can be set to operate at 100/120 volts or

220/240 volts. The different voltages are selected

depending on the orientation of the fuse holder.

To set the voltage to 100/120 volts:

Insert the fuse holder with the numbers 110/120 on

the bottom, facing the small white arrow.