ELTRA CS-2000 - Infrared Base Line Adjustments

Maintenance
75
6.13 Heating elements replacing
DANGER
D2.0005
Mortal danger from electric shock
Exposed power contacts - High Voltage
 An electric shock can cause injuries in the form of burns and cardiac
arrhythmia, respiratory arrest or cardiac arrest.
• Set the mains switch of the analyzer to position 0 and pull the
mains plug of the mains socket.
Fig.
48
: Operating procedure for replacement of heating elements
1. Disconnect the oxygen tube (1).
2. Unscrew the two knurled nuts (2) and remove the front assembly (3).
3. Remove the O-ring (6) and the safety spring (7) from the front end of the ceramic tube.
4. Pull the dust trap (10) with the ceramic combustion tube out of the furnace.
5. Unscrew and remove the four screws (4)
6. Remove the front stainless panel (15)
7. Unscrew and remove the four screws and (11).
8. Remove the rear stainless cover (16).
9. Remove the clamps (8) and (12) from the heating elements.
10. Remove the ceramic spacers (9) and (13).
11. Remove the heating elements (14).
12. Re-assemble in reverse order.
NOTICE
Install the clamps (8) and (12) in a position which allows the heating elements to move at least 5
mm in horizontal (axial) direction.
NOTICE
When you turn on the device after reinstalling, the set setpoint value is driven immediately.
Please check it, see chapter 4.6: Resistance Furnace-Temperature adjustment.
1
3
4
5
2
7
6
4
8
8
9
9
10
11
11
12
13
12
13
14
14
14
16
15