11.
Remove the SCR gate lead connectors from the modules.
12.
Remove the SCR/diode module retaining screws on each module (T30) and remove the
SCR/diode modules.
130BX163.10
1
2
3
Figure 7.15: D2/D4 SCR/Diode Module (4 of 4)
1
SCR/diode module (Step 12)
2
SCR gate lead connectors (Step 11)
3
SCR/diode module mounting screws (Step 12)
REASSEMBLY
1.
To replace SCR/diode modules, follow the instructions included with the replacement
module.
2.
Reassemble in reverse order. Tighten the remaining T25 and 8 mm screws to 2.3 Nm
(20 in-lbs) and T30 to 4 Nm (35 in-lbs).
3.
Be sure to cross the tighten replacement unit with the spare part per instructions.
High Power Service Manual for VLT
®
FC Series
Adjustable Frequency Drives
7 D-Frame Sizes Disassembly and Assembly
Instructions
MG.90.L1.22 - VLT
®
is a registered Danfoss trademark
7-17
7
Summary of Contents for VLT HVAC FC 100
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