
Drive Amplifier SD2M
5.8.2
Procedure
DANGER
Maintenance work
→
Only trained staff is allowed to carry out maintenance work.
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Consider the safety instructions (see
Note
Ensure that the following conditions are met before you open the device:
▶
Ensure that the device is de-energized (mains voltage and 24 V
DC
supply) and pro-
vide a safeguard to prevent unintentional restart.
▶
Wait until the capacitor discharge is finished. The discharge time depends on the
used device (see device description in the following).
▶
Check the de-energized state by measuring at all power connectors. Check that the
7-segment display is off.
▶
Connect the power connections via a short-circuit and ground them.
▶
Cover or lock neighboring energized components.
▶
Ensure accessibility to the device for the following works.
5.8.2.1
Device 0362280AF
Fig. 10: Replacing fans and capacitor units of 0362280AF
Replacing the fan
1. Remove the fastening screws
[A]
of the cover (Torx 10).
2. Then, remove the other fastening screws
[B]
of the cover (Torx 20) and remove the
cover carefully from the device to the front.
3. Unplug the connector from the female connector at the fan
[C]
.
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Drive System SD2M - Hardware Description 036228xxF