4.31.4 Cavity Temperature Sensor Removal and Installation
4.31.4.1 Cavity Temperature Sensor Removal
1. Isolate compressor power.
2. Wait for the LEDs on the Backplane to turn off.
3. Isolate the compressor and recover the refrigerant according to industry standards. Refer to Section 3.1
Refrigerant Containment on page 41.
4. Remove the Service Side Cover. Refer to Section 4.1.3.1 Service Side Cover Removal and Installation on
5. Verify the LEDs on the Backplane have turned off.
6. Remove the Serial Driver. Refer to Section 4.26.4 Serial Driver Removal and Installation on page 218.
7. Remove the BMCC. Refer to 4.27 BMCC on page 220.
8. Remove the PWM. Refer to 4.28.4 PWM Removal and Installation on page 228.
9. Remove the Backplane. 4.25.3 Backplane Removal and Installation on page 215.
10. Using a 15/16” wrench or slotted socket, remove the Motor Cavity Sensor.
Figure 4-269 Cavity Temperature Sensor Removal
4.31.4.2 Cavity Temperature Sensor Installation
1. Clean the mating surface with a lint-free cloth. Inspect the sealing area for any damage.
2. Lubricate the O-ring and install onto the groove in the sensor head.
3. Insert the sensor and engage the first few threads by hand.
4. Tighten the sensor to 13 Nm (10 ft.lb.).
5. Leak test and evacuate in accordance with standard industry practices.
6. Install the Backplane. Refer to Section 4.25.3 Backplane Removal and Installation on page 215.
7. Install the PWM. Refer to Section 4.28.4 PWM Removal and Installation on page 228.
8. Install the BMCC. Refer to Section 4.27 BMCC on page 220.
9. Install the Serial Driver. Refer to 4.26.4 Serial Driver Removal and Installation on page 218.
10. Install the Service Side Cover. Refer to Section 4.1.3.1 Service Side Cover Removal and Installation on
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Summary of Contents for Turbocor TT Series
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