Maintenance
54
10.1.7
Cleaning the dust box
CAUTION
C30.0076
Risk of burns
Hot machine parts
−
Some parts of the machine can get very hot and cause burns when
touched without wearing protective gloves.
•
Wear heat-resistant protective gloves when working with hot
machine parts.
•
Never touch hot parts of the machine without suitable protective
gloves.
The dust box stops fine dust penetrating the infrared measuring cells of the analyzer. It is
necessary to clean the dust box to prevent the absorption of reaction gases and associated
lower results:
Fig. 13: Removing the dust box
Position
Component
1
Dust box
2
O-ring
3
Lock
For cleaning, the metal filter holder with the dust box must first be removed:
1. Release the plug-in connector on the metal filter heater.
2. Turn the lock (
3
) 90° to the left to release the O-ring (
2
).
3. Lift the dust box (
1
) up as far as possible.
4. Swing the dust box to the side.
5. Remove the dust box downwards.
The metal filter holder with the dust box has been removed.
3
1
2
