4.
Install the new fan assembly in reverse order.
114 Maintenance and hardware diagnostics
Replacing the main cooling fan, frames R5…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. Lift the fan assembly upwards from the front edge (2a) and remove the assembly
(2b).
3. Unplug fan power supply wires from the drive.
4. Install the new fan assembly in reverse order.
0.05acres
2b
■
Replacing the main cooling fan, frames size R6…R8
WARNING!
Obey the instructions in chapter
. 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
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.
Maintenance and hardware diagnostics 105
Summary of Contents for ACQ80-04 Series
Page 1: ...ABB DRIVES FOR WATER ACQ80 04 drives 0 75 to 160 kW 1 0 to 215 hp Hardware manual...
Page 2: ......
Page 4: ......
Page 18: ...18...
Page 24: ...24...
Page 38: ...38...
Page 50: ...50...
Page 64: ...64...
Page 98: ...98...
Page 110: ...110...
Page 140: ...Frame R3 IP20 140 Dimension drawings...
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Page 162: ...162...
Page 168: ......