180 of 282 M-SV-001-EN Rev. G
11. Disconnect all wiring connections from the DC-DC. Refer to "Figure 4-205 Open-Frame DC-DC"
on page 172 and "Figure 4-206 Potted DC-DC" on page 172 for the connection locations of
the two (2) variants.
12. Remove the M3x10 fasteners from that secure the DC-DC. There are eight (8) fasteners that
secure the Potted DC-DC and six (6) that secure the Open Frame DC-DC. Refer to "Figure 4-223
DC-DC Removal - TTS/TGS/TTH/TGH Rev. F and Earlier (Except TTS300/TGS230)".
13. Remove the DC-DC from the Inverter Heat Sink Plate.
Figure 4-223 DC-DC Removal - TTS/TGS/TTH/TGH Rev. F and Earlier (Except TTS300/TGS230)
14. Disconnect the wires from the Motor Winding Sensor. Refer to "Figure 4-224 Motor Winding
Sensor Removal".
Figure 4-224 Motor Winding Sensor Removal
15. Remove the 20 M6x30 fasteners that secure the Inverter to the compressor main housing. Refer
to "Figure 4-225 Inverter Removal - TTS/TGS/TTH/TGH (Except TTS300/TGS230)".
Figure 4-225 Inverter Removal - TTS/TGS/TTH/TGH (Except TTS300/TGS230)
DC-DC Mounting
Fastener, M3x10
(6 or 8 places
depending on
version)
Potted DC-DC Shown
Motor Winding
Sensor Connectors
(2 places)
Inverter Assembly
Mounting Fastener,
M6x30
(18 places)
Inverter
Assembly
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