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9.2.7 Heatsink Thermal Sensor
1.
Remove power card mounting plate in accordance with instructions.
2.
Remove soft charge mounting plate in accordance with instructions.
3.
Remove heatsink thermal sensor by removing screw fastener (T20) mounting sensor to heatsink.
Reinstall in reverse order of this procedure. Tighten T20 screws to 1.0 Nm (20 in-lbs).
9.2.8 SCR Modules
1.
Remove power card mounting plate in accordance with instructions.
2.
Remove soft charge mounting plate in accordance with instructions.
3.
Remove six nuts (13mm), two from each SCR module, on (+)DC bus bar.
4.
Remove two nuts (17mm) (+)DC bus bar and remove (+)DC bus bar.
5.
Remove six nuts (13mm), two from each SCR module, from AC input bus bar.
6.
If removing more than one SCR module, note which gate lead attaches to which module. Unplug gate lead from SCR module.
7.
Remove four mounting screws (T30) and washers attaching SCR module to heatsink back panel.
Reassembly
1.
Replace SCR module in accordance with instructions included with replacement module.
2.
Reassemble in reverse order of this procedure.
1
2
3
4
1
13mm retaining nut (step 5)
3
13mm retaining nut (step 3)
2
17mm retaining nut (step 4)
4
SCR module
High Power Service Manual for Unit Sizes 6x
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9
Содержание AF-650 GP Series
Страница 31: ...High Power Service Manual for Unit Sizes 6x 30 3...
Страница 39: ...Illustration 3 5 Intermediate and inverter sections High Power Service Manual for Unit Sizes 6x 38 3...
Страница 41: ...Illustration 3 7 Inverter section High Power Service Manual for Unit Sizes 6x 40 3...
Страница 43: ...Illustration 3 8 Brake option High Power Service Manual for Unit Sizes 6x 42 3...
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Страница 134: ...11 Block Diagrams High Power Service Manual for Unit Sizes 6x 133 11...
Страница 135: ...Illustration 11 1 Unit Size 6x drive Top Level Block Diagram High Power Service Manual for Unit Sizes 6x 134 11...