Danfoss Turbocor TT Series, Service Manual, Page: 153 / 294

Figure 4-161 SCR Removal - TTS/TGS/TTH/TGH Rev. H (Except TTS300/TGS230)
8. Clean the heat sink paste from the SCR and Manifold using a cloth and isopropyl Alcohol.
9. Continue to Section 4.18.3.5 SCR Installation - TTS/TGS/TTH/TGH (Except TTS300/TGS230) on page 155.
4.18.3.4 SCR Installation - TTS300/TGS230
1. Clean the contact surfaces of SCR Cooling Manifold.
2. If the SCRs are to be reused, clean their mounting surface (backside) to ensure the surface is free of any
contaminants.
3. Spread a thin and uniform coat of Dow Corning Silicone Heat Sink paste (or equivalent) entirely over
the bottom of each SCR surface. Refer to Figure 4-162 SCR Heat Sink Paste Application -
TTS300/TGS230.
Figure 4-162 SCR Heat Sink Paste Application - TTS300/TGS230
4. Install the SCRs on the SCR Cooling Manifold. The SCR Gate Connectors should be on the same side as
the Discharge P/T Sensor. Refer to Figure 4-163 SCR Orientation - TTS300/TGS230 on page 154 for this
and the following step.
5. Insert and finger-tighten the six (6) M6x16 SCR to SCR Cooling Manifold fasteners.
M-SV-001-EN Rev. H-1/23/2023 Page 153 of 294