3. Install the wires on the inner thermistor terminals while holding the Cover Plate. Refer to Figure 4-223
Thermistor Connector Removal on page 199.
NOTE
Polarity of the thermistor wires is not required.
• • • CAUTION • • •
Care must be taken while plugging in the thermistor sensor connectors. Ensure no damage occurs to the mounted O-ring during this
action. The O-ring must be replaced if any damage occurs.
4. Lower the Cover Plate onto the Main housing.
5. Using the 10 M8x25 fasteners, install the Cover Plate. Finger-tighten and then, according to Figure 4-
224 Cover Plate Torque Sequence, tighten in a crisscross pattern in two (2) stages.
l
Stage 1: Tighten to 10 Nm (7 ft.lb.)
l
Stage 2: Tighten to a final torque of 18 Nm (13 ft.lb.)
Figure 4-224 Cover Plate Torque Sequence
6. Leak test and evacuate in accordance with standard industry practices.
7. Connect the two (2) connectors to the thermistor sensor feedthrough.
8. Install the Motor Bus Bars. Refer to Section 4.23.5.2 Motor Bus Bar Installation on page 197.
9. Install the Soft Start. Refer to Section 4.14.3 Soft Start Removal and Installation on page 117.
10. Install the top covers. Refer to Section 4.1 Compressor Covers on page 52.
11. Return the compressor to normal operation.
4.23.5.7 High Power Feedthrough Removal
• • • CAUTION • • •
Use extreme care not to drop any parts or tools into the motor cavity when removing the high power feedthroughs. Doing so could result
in compressor damage or failure.
1. Isolate compressor power as described in Section 1.8 Electrical Isolation on page 22.
2. Recover the refrigerant from the compressor according to industry standards. Refer to Section 3.1
Refrigerant Containment on page 41.
3. Remove the Soft Start. Refer to Section 4.14.3 Soft Start Removal and Installation on page 117.
Page 200 of 294 - M-SV-001-EN Rev. H 1/23/2023
Summary of Contents for Turbocor TT Series
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