Fig. 23
Fuse and Heat sink sensor can be replaced but the block sensor can be only replaced
by manufacturer.
Replace the peltier (TE) and install back the heat sink by using Torque screwdriver
Φ
3
and the torque for four screws are 2.5KG.
Note:
It is not recommend that distributor replace the heating and cooling parts, because it is
very difficult to control the temperature accuracy and uniformity. A temperature acquisition
device is necessary for replacing peltier. Is it recommend to send the whole block back to
manufacturer for repair .
2.7 Printed Circuit Board Recognitions and replacement
Fig.24
Replace the Printed circuit boards above.
o
Wrap the connector by using a damp cotton swab soaked with ethanol until can
unplug the plug.
o
Note the connection sequence of the wires. Remove the wires.
o
Unscrew the panel screws.
o
Replace the panel.
o
Reconnect all wire according to the recorded sequence.
Interface (connect) board
Power supply drive board
CPU control board
TE
TE
TE
TE
Heat Sink sensor
Fuse
Block sensor
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