ELTRA CS-2000, Service Manual

Page: 104 / 160

Service
104
Fig. 88: Chopper
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Disassemble the plug (1) by removing the two screws (2).
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The cables (3) of the IR source (4) are then unsoldered from plug (1)
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Unscrew the nuts (5)
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Install the new motor (6)
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The IR source cables (3) are then soldered to the plug (1)
CAUTION
Due to the high current for the infrared cell; it is important that the soldering here is done
accurately, because two pins inside the plug (1) will be soldered together to form one group.
There are two such groups in one plug.
Each end of the IR-source cables (3) will then be soldered to each one of these groups. The
polarity is irrelevant.
–
Afterwards, the chopper blade is refastened.
–
Reassemble in the reverse order.
–
After installing, the infrared cell should be adjusted, see
chapter “
Infrared base line
adjustment
”.
Pos : 7. 8 / 0025 Ü bersc hrift en/ELTR A 1. 1 Ü bersc hrift en/ 11 Leak c hec ki ng ELTR A @ 6\ mod_1369642077339_9.doc x @ 42311 @ 2 @ 1
5.4 Leak checking
Pos : 7. 9 / 0010 ELTR A/ 0015 s er vice_i nstr uctions /CS- 2000_s er vic e/15 Ser vice_CS- 2000/ 1525 Modul Leak c hec ki ng @ 9\ mod_1425543451001_9. doc x @ 74754 @ 33 @ 1
Fig. 89: Leak checking
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Set the power switch (1) to pos. 3.
–
Close the furnace.
–
Press and hold the button (2).
The entire system is checked for leaks.