Fan Assembly; Fanassembly - Danfoss VLT Series Service Manual

6.14 Fan Assembly

1. Remove input terminal mounting plate assembly
per instructions.
2. Remove 3 IGBT output bus bars by removing 6
retaining nuts (8mm), one from each end, of IGBT
output bus bars. Remove bus bars.
Omit steps 3 and 4 for D2 units.
NOTE
Figure 6-13. Fan Assembly (1 of 2)
3. Use 4 in. (100mm) minimum extension and
remove terminal 1 of SCR/Diode module.
4. Note the color coding for each of three wires
attached to retaining studs. Ensure that correct
wire is attached to applicable stud upon
reassembling. Remove AC power lead to
intermediate SCR input bus bar by removing nut
(8mm) and remove bus bar.
CONTINUED ON NEXT PAGE
Intermediate SCR input bus bar
(Step 3)
Terminal
(Step 3)
Retaining nut
(Step 2)
VLT is a registered Danfoss trademark
Retaining nut
(Step 4)
Retaining nut
(Step 2)
IGBT output bus bar
(Step 2)
6-19