HACH LANGE AMTAX inter2 Bedienungsanleitung Seite 118

3. Take the pump cassette with the dosing hose from the axle.
4. Smear pump rollers with Baysilone paste.
5. Insert new dosing hose in the pump cassette, aligning the colored
stopper upward!
6. Engage the pump cassette again.
7. After completing all work, select the [PRE PUMPING] function so
that all hoses fill.
8. After approximately three minutes, select the [+SERVICE] menu
again and trigger the [CALIBRATE] function to start a calibration.
Change the halogen lamp
C A U T I O N
Burn Hazard!
Wait until the lamp cools down. Contact with the hot lamp can cause burns.
Figure 18 Halogen lamp replacement
AMTAX inter 2 – 20/80 mg
1 Knurled screws
2 Halogen lamp
3 Terminal board
4 Optics block
English 118
AMTAX inter 2 – 2 mg
1 Knurled screws
2 Halogen lamp
3 Terminal board
4 Optics block
1. Press one of the function keys F1–F4 for three seconds and select
the [+SERVICE] menu.
2. Loosen the two knurled screws of the lamp base.
3. Take out the lamp and pull off terminal board.
4. Connect the new halogen lamp and screw tight in the optics block
again.
Note: Do not touch lamp glass with fingers! An incorrect installation
of the new halogen lamp is not possible, as the holes for the knurled
screws are arranged offset.
5. After the installation of a new lamp, start a new calibration
procedure with [CALIBRATE].
Change cuvette
Figure 19 Change of the cuvette
AMTAX inter 2 – 20/80 mg
1 Cuvette
2 Centering pin
3 Knurled screws
4 Halogen lamp
AMTAX inter 2 – 2 mg
5 Optics block
6 Cuvette cover
7 Sponge rubbers