TC-Double (+) X2
7.3 Cleaning and removal of the heat exchanger
Heat exchangers only need to be replaced or maintained if clogged or damaged. If they are clogged, we recommend checking if
using a filter will avoid future occurrences.
– Close gas supply.
– Switch off device and disconnect all plugs (e.g. connector plug alarm output, supply input, etc.).
– Disconnect gas connections and condensate drain.
– Pull the heat exchanger up and out.
– Clean the heat exchanger hole (hole inside the cooler block), as the heat exchangers are installed with silicone grease.
– Flush the heat exchanger until all contaminants have been removed.
– Grease the cooled outside surface external surface with silicone grease.
– Reinsert the heat exchanger into the cooling nest with a rotating movement.
– Reconnect the gas supply and condensate drain. The gas inlet is marked red.
– Restore power/gas supply and wait for unit to be ready for operation.
– Open gas supply.
7.4 Replacing the hoses of the peristaltic pump (option)
– Turn off gas supply.
– Switch the device off and disconnect power supply.
– Remove the supplying and draining hoses from the pump (
Take care of the safety instructions!
).
– Loosen the centre knurled screw but do not remove it. Push the screw downwards.
– Pull off the cover.
– Pull the connections sidewards and remove the hose.
– Replace the hose and remount the pump in reverse order.
– Reconnect power supply.
7.5 Replacing the filter element (option)
CAUTION
Gas leakage
The filter should not be dismantled under pressure.
Don’t use damaged parts again.
– Close the gas supply.
– Switch off and unplug the device.
– Pull the bracket, holding on to the filter glass.
– Whilst holding the filter head, move the glass back and forth and carefully remove downward.
– Remove the filter element and insert a new one.
– Check for leaks and replace, if necessary.
– Whilst holding the filter head, move the glass back and forth and carefully reattach the filter head, attach the bracket, and
ensure it is seated securely.
– Restore the power and gas supply.
NOTICE! Please observe legal regulations when disposing of filter elements.
29
Bühler Technologies GmbH
BE440022 ◦ 10/2018
