Replace The Lamp - Hach Lachat QuikChem Bedienungsanleitung

Figure 6 Tubing preparation
1 Tubing 3 Thermal tape, heater
2 Thermal tape, high 4 Tubing for other
temperature connections

Replace the lamp

D A N G E R
Electrocution hazard. Remove power from the instrument before doing
maintenance or service activities.
2
For lengths and other information, refer to the QuikChem method.
14 English
5 Start and stop marks
6 Tubing winds around
2
the lamp/heater block
C A U T I O N
Burn hazard. Turn off power and allow the instrument to cool before
this procedure.
Never disconnect the lamp when the power is turned on.
Disconnect the AC input before any part of the instrument is opened.
If the lamp has been recently used, let the instrument temperature cool.
The time required depends upon the temperature set point.
1. Remove all power to the instrument.
2. Remove the top right cover panel.
3. Disconnect the lamp tubing.
4. Remove the lamp from the brackets.
5. Remove the aluminum thermal tape and tubing from the lamp. If the
thermal tape is still in good condition after it is removed, use it on the
new part.
6. To prepare the tubing, refer to
7. To add tubing around the new lamp, refer to
8. Install the lamp.
9. Connect the tubing.
10. Install the cover panel and secure it.
11. Apply power to the instrument.
Prepare the tubing on page 13.
Figure 7.