Thermo Scientific Heracell 150i, Руководство по эксплуатации

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Operating Instructions | HERAcell® 150i / 240i
10 Maintenance 10 Maintenance 10 Maintenance
116
50115191 A / 08.2009
10.7 Replacing the gas inlet filter
Fig. 74: The gas inlet filter (CO
2
-/O
2
-/N
2
supply) has
plastic threads and is screwed by hand into the
threaded hole at the control box.
Procedure for gas supply gas inlet filter:
1. Make sure that the gas supply is shut off.
2. Loosen the hose clamp [4].
3. Remove the gas hose [5] from the sterile filter
sleeve [2].
Procedure for all gas inlet filters :
4. Remove the retainer [1].
5. Unscrew the gas inlet filter [2] from the threaded
hole [3].
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 [1].
Procedure for gas supply gas inlet filte r:
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.
10.8 Replacing the device fuses
Fig. 75: The two identical device fuses [4] are installed
in the fuse compartment [1] next to the power plug
receptacle of the device:
• Time delay fuses, 6.3 A (5x20 mm)
1. The fuse holder is secured to the fuse
compartment [1] using two locking tabs [2].
2. To remove the fuse holder, squeeze the two
locking tabs and pull the holder [3] out of the fuse
compartment.
3. Remove the faulty fuse from the fuse holder and
install the new fuse.
4. Slide the fuse holder into the fuse compartment
and press the holder on until the locking tabs are
fully engaged.
Fig. 74: Gas inlet filter installation
Fig. 75: Device fuse replacement