Fill Level Indicator And Remaining Amount; Remaining Amount Detection; Fill Level Indicator; Cleaning / Maintenance - Renfert SYMPRESS Serie Instrucciones Para El Servicio

2.5 Fill Level Indicator and
Remaining Amount
2.5.1 F L i
iLL EvEL ndicator
The fi ll level indicator (C, Fig. 3) helps you to estimate
the amount of impression material remaining in the
cartridge. However, after installing a new cartridge or
if the cartridge is very full, the indicator will at fi rst not
be visible.
The indicator will only become visible once the pistons
have advanced approx. 25 mm into the cartridge.
2.5.2 r a
Emaining mount
The SYMPRESS is equipped with an electronic fi ll level
detection. Once there is only suffi cient material remai-
ning in a cartridge to fi ll approx. one casting spoon, the
yellow "Residual level" LED (I, Fig. 3) goes on.

3. Cleaning / Maintenance

To clean the unit, merely wipe it down with a moist
cloth.
Never use cleansers containing solvents.

3.1 Cleaning the Interior

With the pistons retracted, the cartridge bed is easily accessible for cleaning.
Without a cartridge installed, the pistons can be re-
tracted to the appropriate position to permit the remo-
val of residue from the pressure discs or the spindle
covers.
NEVER clean the spindles themselves. The
grease applied to spindles is necessary for
the unit's proper function.
Tip: Tip:
Remnants of impression material are most easily Remnants of impression material are most easily
removed with a dry cloth or paper towel. removed with a dry cloth or paper towel.

3.2 Disinfection

Never use superheated steam for
disinfection!
The following products can be used for disinfection:
• Incidur Spray (Ecolab)
• Incides N wipes (Ecolab)
Ensure adequate ventilation following disinfection to
prevent an explosion-prone area.
EN
d
EtEction
3.3 Pressure Disc Replacement
The pressure discs are subject to wear as a result of
their rubbing against the inner cartridge wall.
Highly abraded pressure plates can damage the foil
bag.
To replace the pressure plate:
1. Move the pistons to their home position and remove
the cartridge.
2. Close the unit cover and advance the pistons approx.
1/3 of their travel path (Fig. 9).
3. Open the unit cover and unplug the power cord from
the wall outlet.
4. Loosen the fastening screw on the desired pressure
disc (Fig. 10) and remove the pressure disc and
support disc.
5. Slide support disc onto the spindle (Fig. 11).
6. Install a new pressure plate (Fig. 12).
7. Secure with a new fastening screw (including was-
her) (Fig. 13).
8. Close the unit cover and return the pistons to their
home position.
The pressure disc screws have been coa-
ted with a special adhesive to prevent them
from loosening themselves. Always use
new screws when replacing a pressure
disc.

3.4 Unit Cover Replacement

1. Move the pistons to their home position and remove the cartridge.
2. Close the unit cover and advance the pistons approx.
1/3 of their travel path (Fig. 9).
3. Loosen and unscrew the pressure plate screws
approx. 5 mm (Fig. 14).
CAUTION, Risk of Injury!
The screws have been securely tightened.
There is a risk of injury by the tool when
loosening the screws. Grasp the tool fi rmly
and hold it securely.
4. Pull the pressure plate forward (Fig. 15) until the unit
cover can be taken out of the hinge (Fig. 16).
5 Install a new unit cover.
6. Push the pressure plate back to its home position
and retighten the screws.
Take care not to jam the unit cover!
7. Close the unit cover and return the pistons to their
home position.

3.5 Fuse Replacement

Before replacing the fuse, disconnect
the unit from the mains power supply by
unplugging the power cord from the wall
outlet.
Only replace fuses with new ones that have the same
rating as those being replaced. Refer to the „Technical
Specifi cations" section.
Never use fuses with a higher rating.
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