Foss Soxtec 2050 Manual Del Usuario página 60

11.11.2 Replacement of the Front
Glass
1. Before any disassembling, disconnect incom-
ing mains supply.
2. See Fig. 6:2. Remove the rear cover by un-
screw the eight screws (pos 1) and washers
(pos 2) and the three screws (pos 3) and wash-
ers (pos 4) at the rear.
3. Unscrew the eight screws (pos 5) holding the
top and the half frontpart with an allen key no
2,5. Lift it a bit and loose the line holding the
front glass from the wheel (pos 6).
4. Lift away the top and the half front part.
5. Loose the nuts on the line and change the
front glass.
6. Assemble in reverse order.
11.11.3 Replacement of the Con-
densers
1. Follow step 1-4 in "Replacement of the front
glass".
2. Lift the front glass and put it beside the instru-
ment.
3. See Fig. 6:3. Disconnect the cooling tubings
(pos 1) and the teflon drain tubings (pos 2).
These drain tubings must also be changed
when changing condensers.
4. Unscrew the condenser holder (pos 3).
5. Unscrew the air nipple (pos 4).
6. Unscrew the magnet holder (pos 5) and the
plastic distance (pos 6). After this unscrew the
screw (pos 7) holding the rod (pos 8).
7. Disconnect the condenser, start with the nut
(pos 9) and take away the holder (pos 10) and
the spring (pos 11).
8. Lift the rod and change the condensers (pos
12), one by one.
9. Assemle in reverse order.
Note: Always use the same sample
rod for respective condener to avoid
leakage.
11.11.4 Replacement of Seals
See section 4.3.2 Installation / Change of Seals p.
4:3.
11.12 Technical Specification
11.12.1 Safety
The insulation of external, inaccessible circuits is
reinforced.
11:8
Soxtec™ 2050 Automatic System
11.12.2 Environmental Condi-
tions
The equipment is designed to be safe at least un-
der the following conditions:
• Indoor use
• Altitude up to 2000 m
• Temperature 10°C to 40°C
• Maximum relative humidity 80% for temper-
atures up to 31°C decreasing linearly to 50%
relative humidity at 40°C
• Mains supply voltage fluctuations not
exceeding ±10% of the rated voltage
• Transient overvoltage is according to instal-
lation category II which is normal for this
type of equipment
• Pollution degree 2
11.12.3 Storage and Transport
Note: Use only original packing ma-
terial for transportation.
Place hands at the arrows, as shown in Fig. 9:1
and lift the instrument. Weight 30 kg.
11.13 Explanations to Illustra-
tions
Transferring thimbles to thimble
Fig. 5:9
stand with handler.
Transferring thimbles from stand to
Fig. 5:10
thimble holder.
Inserting thimbles in Extraction
Fig. 5:11
Unit.
Inserting extraction cups into
Fig. 5:12
Extraction Unit.
Solvent addition kit connected to a
Fig. 5:13
dispenser.
Taking out thimbles from the
Fig. 5:14
Extraction Unit.
Empty the collection vessel with the
Fig. 5:15 emptying tube and the valve in
open position.
Fig. 5:16 Closed position of the valve.
Replacement of the solvent addi-
Fig. 6:1
tion connectors.
Replacement of the front glass.
Fig. 6:2
Replacement of the condensers.
Fig. 6:3
User Manual 1000 7414 / Rev. 4