9
Maintenance
Device fusing replacement
Procedure for gas supply gas inlet filter:
1. Make sure that the gas supply is shut off.
2. Loosen the hose clamp
3. Remove the gas hose
Procedure for all gas inlet filters:
4. Remove the retainer
5. Unscrew the gas inlet
6. When installing the new gas inlet filter, make sure that the plastic thread is not canted. Install the
filter using caution.
7. Install the retainer.
Procedure for gas supply gas inlet filter:
8. Connect the gas hose to the gas inlet filter sleeve and secure it using the hose clamp. Check to see if
the gas hose is securely seated on the sleeve.
5
Figure 9-8. Gas inlet filter installation
Device fusing replacement
The device's fuses are not user-replaceable. If the unit fails due to an electrical fault, call Technical Field
Service.
i160 / i250
S
9-10
TERI-CYCLE
(4/Figure
9-8).
(5/Figure
9-8) from the gas inlet filter sleeve.
(1/Figure
9-8).
filter(2/Figure
9-8) from the threaded hole
4
(3/Figure
2
1
9-8).
3
Thermo Scientific