Installation Instructions
Fan Assembly
1.1.1 Items Supplied
•Fan assembly
1.1.2 Safety Instructions
For important information about safety precautions for installation, refer to VLT® DriveMotor FCP 106 and FCM 106 Operating Instructions
WARNING
DISCHARGE TIME
The frequency converter contains DC-link capacitors, which can remain charged even when the frequency converter is not powered. Failure to wait the specified time after power has been removed before performing service or repair work, could result in death or serious injury.
1.Stop motor.
2.Disconnect AC mains, permanent magnet type motors, and remote DC-link power supplies, including battery back-ups, UPS, and DC-link connections to other frequency converters.
3.Wait for the capacitors to discharge fully, before performing any service or repair work. The duration of waiting time is specified in Table 1.1.
Voltage |
Power Range1) |
Minimum waiting |
|
time |
|||
[V] |
[kW] |
||
(min) |
|||
|
|
||
3x400 |
0.55–7.5 |
4 |
High voltage can be present even when the warning LED indicator lights are off.
Table 1.1 Discharge Time
1) Power ratings relate to NO, see VLT® DriveMotor FCP 106 and FCM 106
Operating Instructions.
1.1.3 Remove Defect Fan Assembly
Remove the cover of the frequency converter, as shown in
Illustration 1.1.
Illustration 1.1 Remove Front Cover
Danfoss A/S © Rev. 2013-12-02 All rights reserved. |
MI03N102 |
1.Unplug fan cable plug connection, see Illustration 1.4.
2.Release the fan cable.
3.Release the snaps on each side of the fan assembly, using a screwdriver. See Illustration 1.2.
4.Lift out the fan assembly.
1, 2 |
Snaps |
|
|
Illustration 1.2 Release the Fan Assembly
1.1.4 Install New Fan Assembly
1.Insert the fan cable through the cable entry point, see Illustration 1.3.
2.Insert the fan assembly. Press carefully in place until the snaps make a click sound.
3.Plug in the fan cable as shown in Illustration 1.4. Use the cable snaps to hold the cable in place.
1 Fan cable plug connection point
2Cable snap
3Fan assembly
Illustration 1.4 Plug in the Fan Cable
1.1.5 Replace Cover
1.When procedure is complete, reassemble frequency converter cover in the reverse order.
2.Fasten the 4 screws using a Torx 20 screwdriver, tightening torque 3-3.5 Nm.
1 Fan cable with plug
Illustration 1.3 Fan Cable Entry Point
130R0559 |
MI03N102 *MI03N102* |
Rev. 2013-12-02 |