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Service work
7.10
Replacing the keyswitch
Removal:
►
Remove the heater insert (see Chapter 7.2).
►
Remove the cover plate (see Chapter 7.2).
►
Remove the cable binder and the shrinkage hose.
►
Solder the three cables off the keyswitch.
►
Undo the nuts from the keyswitch using a 19 mm jaw spanner, and pull it forwards off
the front panel.
Refitting the keyswitch:
Refitting the keyswitch takes place in reverse order to removal:
►
Use the key to switch the keyswitch into the left-hand position.
►
Insert the keyswitch into the cutout in the front panel. When the heater insert is fitted,
the arrow must point downwards!
►
Screw the nuts back on using a 19 mm jaw spanner.
►
Push a 5 cm long shrinkage hose Ø 12.7 mm over the fibreglass hose.
►
Push a 2 cm long shrinkage hose Ø 3.2 mm over each of the three cables.
Figure 36: Keyswitch connections
Barkey GmbH & Co. KG - Gewerbestrasse 8 - 33818 Leopoldshoehe – Germany - Head Office: +49 (5202) 9801-0
Customer Service: +49 (5202) 9801-30 Fax: +49 (5202) 9801-99 - e-mail: info@barkey.de
Barkey warming center III DTM
►
Solder the cables back on the key-
switch:
–
left – orange
–
centre – pink
–
right – yellow
►
Use a hot air blower to shrink the
hoses over the soldered joints.
Service manual
35
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