23/10/2024 23:59:46

Shut Off Valve - Liquid Cooled Condenser (Heat Pump) (Remove and Replace)

Correction code 18401502 0.42 NOTE: Unless otherwise explicitly stated in the procedure, the above correction code and FRT reflect all of the work required to perform this procedure, including the linked procedures. Do not stack correction codes unless explicitly told to do so.NOTE: See Flat Rate Times to learn more about FRTs and how they are created. To provide feedback on FRT values, email LaborTimeFeedback@tesla.com. NOTE: See Personal Protection to make sure wearing proper PPE when performing the below procedure.

  • 2023-04-04: Updated A/C oil type to be used with reference to Fluids and Capacities for A/C oil specifications.
  • 2024-02-29: Updated the way of performing the routines from using Toolbox to using the touchscreen.
Warning IconA warning icon, calling your attention to a possibly risky situation
CAUTION
Model 3 thermal management components operate under very tight specifications and can malfunction if Service procedures are not carefully followed. DO NOT rely on past experience with other thermal management systems; read through the Service Manual and do not deviate from the instructions.
Informational PurposesAn informational icon, calling your attention
Note
This procedure requires the A/C Refrigerant (Recovery and Recharge) procedure to be performed. If not already automatically added to the Service Visit, add correction code 18200102 as a separate activity to the Service Visit.

Torque Specifications

Table 1. Torque Specifications: Shut Off Valve - Liquid Cooled Condenser (Heat Pump) (Remove and Replace)
Description Torque Value Recommended Tools Reuse/Replace Notes
Bolt that attaches the supermanifold-to-compressor A/C line to the supermanifold
22 Nm (16.2 lbs-ft)
  • 13 mm socket
  • Flex head ratchet/flex head torque wrench
  • 6 in extension
Reuse
Bolt that attaches the liquid cooled condenser shut off valve connector assembly to the shut off valve
5 Nm (3.7 lbs-ft)
  • 3 mm hex
  • 6 in extension
  • Flex head ratchet/flex head torque wrench
Reuse
Liquid cooled condenser shut off valve
19 Nm (14.0 lbs-ft)
  • 1588744-00-A - Shut Off Valve Socket, 36mm, 1/2” Drive
  • 6 in extension
  • Flex head ratchet/flex head torque wrench
N/A

Remove

  1. Open the LH front door and lower the LH front window.
  2. Place the vehicle in Service Mode by using the touchscreen. See Service Mode.
  3. Remove the underhood storage unit. See Underhood Storage Unit (Remove and Replace).
  4. Unlock the vehicle gateway. See Gateway (Unlock).
  5. On the touchscreen, tap the Service Mode "wrench" (at the bottom of the touchscreen UI), and then tap Thermal > Refrigerant System > Start Thermal Fill Drain (Refrigerant only), click Run, and allow the routine to complete.
  6. Disconnect the 12V/LV power. See 12V/LV Power (Disconnect and Connect).
  7. Recover the A/C refrigerant. See A/C Refrigerant (Recovery and Recharge).
  8. Remove the bolt that attaches the supermanifold-to-compressor A/C line to the supermanifold.
    Tip: Use of the following tool(s) is recommended:
    • 13 mm socket
    • Flex head ratchet/flex head torque wrench
    • 6 in extension
  9. Remove the supermanifold-to-compressor A/C line from the supermanifold, and then hang it on the underhood storage unit support beam using an s-hook.
    Informational PurposesAn informational icon, calling your attention
    Note
    Carefully position the line so that oil does not drip out.
  10. Release the locking tab, and then disconnect the electrical connector from the high pressure and temperature sensor.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  11. Release the locking tab, and then disconnect the electrical connector from the recirc EXV (expansion valve).
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  12. Release the locking tab, and then disconnect the electrical connector from the liquid cooled condenser EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  13. Release the locking tab, and then disconnect the electrical connector from the liquid cooled condenser shut off valve.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  14. Release the locking tab, and then disconnect the electrical connector from the right side cabin condenser EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  15. Release the locking tab, and then disconnect the electrical connector from the high pressure and temperature subcool sensor.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  16. Release the locking tab, and then disconnect the electrical connector from the left side cabin condenser EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  17. Release the locking tab, and then disconnect the electrical connector from the chiller EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  18. Release the locking tab, and then disconnect the electrical connector from the evap EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    DO NOT push down on the red locking tab. Pull the tab away from the connector until the connector is unlocked, and then continue pulling to release the connector.
  19. Remove the supermanifold harness from the supermanifold and rest it on the frunk support beam.
  20. Remove the bolt that attaches the liquid cooled condenser shut off valve connector assembly to the shut off valve.
    Tip: Use of the following tool(s) is recommended:
    • 3 mm hex
    • 6 in extension
    • Flex head ratchet/flex head torque wrench
  21. Remove the liquid cooled condenser shut off valve connector assembly from the supermanifold.
  22. Remove the liquid cooled condenser shut off valve from the supermanifold.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Use only hand tools to remove the shut off valve. Impact or power tools will break the threads.
    Tip: Use of the following tool(s) is recommended:
    • 1588744-00-A - Shut Off Valve Socket, 36mm, 1/2” Drive
    • 6 in extension
    • Flex head ratchet/flex head torque wrench

Install

  1. Lubricate the liquid cooled condenser shut off valve threads and O-rings with the appropriate A/C oil. See Fluids and Capacities for A/C oil specifications. Then hand-start the shut off valve into the supermanifold.
  2. Fully torque the liquid cooled condenser shut off valve on the supermanifold.
    19 Nm (14.0 lbs-ft)
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Use only hand tools to install the shut off valve. Impact or power tools will break the threads.
    Tip: Use of the following tool(s) is recommended:
    • 1588744-00-A - Shut Off Valve Socket, 36mm, 1/2” Drive
    • 6 in extension
    • Flex head ratchet/flex head torque wrench
  3. Position the liquid cooled condenser shut off valve connector assembly on the shut off valve.
    Informational PurposesAn informational icon, calling your attention
    Note
    Align the tab on the connector assembly with the recess on the shut off valve.
  4. Install the bolt that attaches the liquid cooled condenser shut off valve connector assembly to the shut off valve.
    5 Nm (3.7 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 3 mm hex
    • 6 in extension
    • Flex head ratchet/flex head torque wrench
  5. Connect the electrical connector on the evap EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  6. Connect the electrical connector on the chiller EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  7. Connect the electrical connector on the left side cabin condenser EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  8. Connect the electrical connector on the right side cabin condenser EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  9. Connect the electrical connector on the high pressure and temperature subcool sensor.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  10. Connect the electrical connector on the liquid cooled condenser shut off valve.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  11. Connect the electrical connector on the liquid cooled condenser EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  12. Connect the electrical connector on the recirc EXV.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  13. Connect the electrical connector on the high pressure and temperature sensor.
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Push the red locking tab towards the connector to engage the locking mechanism. DO NOT push down or pull up on the red locking tab.
  14. Install new seal washers on the supermanifold side of the supermanifold-to-compressor A/C line, and then lubricate the washers with a small amount of the appropriate A/C oil. See Fluids and Capacities for A/C oil specifications.
  15. Position the supermanifold-to-compressor A/C line on the supermanifold, and then hand tighten the bolt that attaches the A/C line to the supermanifold.
  16. Tighten the bolt that attaches the A/C line to the supermanifold.
    22 Nm (16.2 lbs-ft)
    Tip: Use of the following tool(s) is recommended:
    • 13 mm socket
    • Flex head ratchet/flex head torque wrench
    • 6 in extension
  17. Perform the vacuum leak test and oil injection. See Vacuum Leak Test and Oil Injection (Heat Pump Model 3).
  18. Recharge the A/C refrigerant. See Recharge (Heat Pump Model 3).
    Warning IconA warning icon, calling your attention to a possibly risky situation
    CAUTION
    Recharge the refrigerant exactly as instructed. Failure to adhere to the instructions can cause catastrophic damage to the cooling system.
    Informational PurposesAn informational icon, calling your attention
    Note
    Do not disconnect the laptop from the vehicle yet.
  19. Connect the 12V/LV power. See 12V/LV Power (Disconnect and Connect).
  20. Unlock the vehicle gateway. See Gateway (Unlock).
  21. On the touchscreen, select Thermal > Sensors and Valves > Run Heat Pump Commissioning, click Run, and allow the routine to complete.
  22. Select Thermal > Actions > Test Thermal Performance, click Run, and allow the routine to complete.
  23. Select Test HVAC Performance, click Run, and allow the routine to complete.
  24. Disable Service Mode. See Service Mode.
  25. Install the underhood storage unit. See Underhood Storage Unit (Remove and Replace).
  26. Raise the LH front window and close the LH front door.