144 of 282 M-SV-001-EN Rev. G
Figure 4-160 SCR Gate Cable and AC/DC Harness Connections - TTS/TGS/TTH/TGH Rev. H (Except TTS300/TGS230)
3. Remove the AC mains input terminals and bus bars. Refer to "4.12.2 3-Phase Main Voltage
Input Terminal Block Removal and Installation" on page 98.
4. Remove the Snubber Capacitors from the Inverter. Refer to "4.21 Snubber Capacitors" on page
156.
5. Disconnect the DC Bus Bar from the SCRs.
a. For Revision F and earlier compressors, remove the six (6) M8x20 DC Bus fasteners from
the SCRs. Refer to "Figure 4-161 SCR Bus Fastener Removal - TTS/TGS/TTH/TGH Rev. F and
Earlier (Except TTS300/TGS230)".
b. For Revision H compressors, remove the six (6) M6x16 DC Bus fasteners from the SCRs.
Refer to "Figure 4-162 SCR Bus Fastener Removal - TTS/TGS/TTH/TGH Rev. H (Except
TTS300/TGS230)".
Figure 4-161 SCR Bus Fastener Removal - TTS/TGS/TTH/TGH Rev. F and Earlier (Except TTS300/TGS230)
SCR Gate
Connectors
(6 places)
AC/DC Bus Bar
Connectors
(3 places)
Capacitor DC Bus Bar to
SCR Fastener, M8x20
(6 places)