Dreve Innovation MediTech PCU 90, Instructions For Use Manual, Page: 15 / 29

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PCU 90
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10.3 Rotary plate post curing
Move the flip switch upwards to
rotation. Open flap to curing area. If
present, remove the insert and the
displacer. Push the rotary plate in care-
fully. Put parts for post curing into posi-
tion and close opening flap. The mag-
netic locking is audible. Set post curing
time. A quick press of the multifunction
button starts the post curing program
and the set post curing time flashes.
Set the gas flow to approx. 50 l/min
with the help of the setting screw. The
value is shown on the blue flow display.
A program for pre-gassing and filling
the lighting chamber and protecting
the lights will run for four minutes. After
this the actual lighting period starts.
The display expires. After three minutes
the gas valve closes automatically and
the blue flow display goes out so that
the PCU 90 is operated with protective
gas for seven minutes.
Normally an oxygen content is achieved
in the chamber which is needed for
inhibition free post curing. Once the
program has finished a short bleep will
be audible and the display will return
to the previously set value. The com-
ponents can then be removed.
10.4 Display and resetting of the operating hours
In order to guarantee better control of
the output and service life of the bulbs,
the PCU is equipped with an operating
hours counter. If the multifunction but-
ton is pressed and the machine‘s main
switch is activated, the operating hours
will be shown. After that keep the but-
ton pressed down in order to return to
the lighting menu.
The operating hours counter can only
be reset by an authorized service tech-
nician.
10.2 Post curing at the lower level
program has finished a short bleep will
be audible and the display will return
to the previously set value. The compo-
nents can then be removed.
Functional sequence as for the upper
level. Please remove the glass insert
and the displacer as well, modify the
gas flow to the greater volume and set
to at least 50 l/m.
Push the glass insert in at the lower
level, cover with parts for post curing
and then continue as described in 10.1.
11 Bulb change
A bulb change should only be carried
out by an authorized service technician.
The instructions for changing bulbs are
with the exchange lights.
12 Care and maintenance
Maintenance unit Frequency of mainte-
nance
Clean glass screens of the unit with isopropyl daily
Before start up: Check whether all connections of the
unit are seated correctly:
• Gas connection
• Power connection
daily
Cleaning of the housing with a mild cleaning agent weekly
Check whether all seals are functioning properly and/or are
seated correctly
monthly
Bulb change once the service life of the lights has reached
> 750 h.
once the operating hours
counter shows it has been
reached (shown on display)
The braked flap holders must regularly be checked for
damage and wear. When adjusting the braking force,
make sure that the adjusting screws of both flap holders
are evenly adjusted.
monthly
Maintenance work to be carried out by the user
13 General notes
Repair and maintenance work on the
PCU 90 may only be undertaken by
specialized personnel. The power feed
to the unit must be disconnected in
each case. Innovation MediTech GmbH
will only be responsible for the safety,
reliability and performance of the unit if
•
the unit is only used for the appropri-
ate purpose.
•
it is only operated by specially trained
staff.
•
the unit is used in accordance with
these operating instructions.
•
modifications, new settings, changes
or repairs are only carried out by per-
sonnel that have authorized it.
As we are constantly working on fur-
ther development of our products, we
reserve the right to make technical
changes.