116 Maintenance and hardware diagnostics
Replacing the main cooling fan, frames size R6…R8
WARNING! Obey the instructions in chapter Safety instructions on page 11.
Ignoring the instructions can cause physical injury or death, or damage to the
equipment.
1. Stop the drive and disconnect it from the power line. Wait for 5 minutes and then
make sure by measuring that there is no voltage. See section Precautions before
electrical work on page 14 before you start the work.
2. Remove the two mounting screws of the fan mounting plate at the bottom of the
drive.
3. Pull the fan mounting plate down from the side edge.
4. Unplug fan power supply wires from the drive.
5. Lift the fan mounting plate off.
6. Remove the fan from the mounting plate.
7. Install the new fans in reverse order.
2
3
6
￭ Replacing the auxiliary cooling fan, frames R6...R8
WARNING!
Obey the instructions in chapter Safety instructions (page 11). Ignoring the
instructions can cause physical injury or death, or damage to the equipment.
1. Stop the drive and disconnect it from the power line. Wait for 5 minutes and then make
sure by measuring that there is no voltage. See section Electrical safety
precautions (page 14) before you start the work.
2.
Remove the front cover (see Installing the drive vertically, frames size
R5…R8 (page 48)).
3. Unplug fan power supply wires from the drive.
4. Release the retaining clips.
5. Lift the fan off.
6. Install the new fan in reverse order. Make sure that the arrow on the fan points up.
106 Maintenance and hardware diagnostics
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