Sartorius MC 5, Руководство по обслуживанию, Страница: 38 / 49

38 SARTORIUS MC 5 Balance Stand 1/94
MC 5
Draft Shield
Cleaning the Draft Shield
- Turn off the microbalance.
- Unplug the microbalance from line power.
- Remove the glass draft shield (202), the weighing pan (203), and
shield plate (204), including, if necessary, the cover plate (516) by
turning it by hand toward the left.
- Now the support disk (512) and the curved panel (501) are accessible
for cleaning.
- Use only a commercially available detergent or dishwashing liquid
heated to max. 95° Celsius to clean the draft shield (202).
- Afterwards, re-assemble the draft shield following the steps above in
reverse order.
- Place the glass draft shield on the base without tilting it so that the
periphery engages the protective rim.
Disassembling the Draft Shield Base Unit
- Turn off the microbalance.
- Unplug the microbalance from line power.
- Remove the glass draft shield, (202), the weighing pan (203), and the
shield plate (204).
- Carefully invert the weighing cell so that it rests on the top part of the
housing (201).
- Remove the 4 fastening screws (A) to detach the top part of the
housing (201).
- Remove the 4 fastening screws (B) to detach the draft shield base unit
(205).
- Holding the draft shield base unit (205) in place, turn the weighing
system right side up so that it rests on the leveling feet (307).
- Disconnect the sensor cable (506) from the plug that is located on the
left side of the system, and lift off the draft shield base unit (205).
- Now you can disassemble the draft shield bearing (see exploded-view
drawing 5 on page 12).
- Afterwards, re-assemble the draft shield bearing by following the steps
above in the reverse order.
- Important note: Make sure to insert the sensor cable (506) through
the slot of the system holding plate (319) without pinching the cable.
- Allow the microbalance to warm up briefly (wait approx. 30 minutes)
so that it will be ready to operate again.