Danfoss Turbocor TTS Series, Руководство по обслуживанию

Страница: 170 / 282

170 of 282
M-SV-001-EN Rev. G
6. Disconnect the DC+ and DC- of the Soft Start harness from the DC bus assembly noting the
orientation. Refer to "Figure 4-200 Soft Start Harness Removal".
Figure 4-200 Soft Start Harness Removal
7. Remove the M6 bolts that secure the (+) and (-) SCR Bus Bars to the DC Bus Bars. Refer to
"Figure 4-201 DC Bus Bar Removal" for this and the following two (2) steps.
8. Remove the six (6) M6x16 fasteners that secure the (+) and (-) SCR Bus Bars to the SCRs.
9. Remove the DC Bus Bars from the SCRs.
Figure 4-201 DC Bus Bar Removal
10. Remove the Snubber Capacitors. Refer to "4.22.3 DC Capacitor Bus Bar Assembly Removal and
Installation" on page 158 for this and the following step.
11. Remove the nylon nuts at the base of the DC Capacitor Bus Bar Assembly, under the main
compressor housing. Refer to "Figure 4-184 Capacitor Nut Removal - TTS300/TGS230" on page
159.
12. Lift the DC Bus Bars and Capacitor Assembly out as an assembly.
13. Remove the insulating Mylar from the Inverter if applicable. See Note below and refer to
"Figure 4-202 DC Bus Bar Mylar Removal - TTS300/TGS230" on page 171.
Soft Start DC+
& DC- to DC Bus
Bolt/nut , M6
DC Bus Bar to
SCR, M6x16
(6 places)
DC Bus Bar to SCR
Bolt/nut, M6
NOTE
This step only applies to Revision "F" and earlier TT300/TG230 compressors. Revision "G" and later compressors contain Mylar that
is integrated into the DC Bus Bars and Capacitor Assembly.