11/03/2024 13:23:39

Supermanifold - Octovalve (Remove and Install)

Correction code 1840114011 FRT 1.68 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.

2024-03-11: Cleaned up topic.

Warning

This procedure is a DRAFT, although it has been validated. Warnings and Cautions might be missing. Follow safety requirements and use extreme caution when working on or near high voltage systems and components. Provide corrections and feedback to ServiceDevelopment@teslamotors.com.

Remove

Open the LH front door and lower the LH front window.
Put the vehicle in Service Mode. See Service Mode.
Unlock the vehicle gateway. See Gateway (Unlock).
Navigate to Refrigerant System on the vehicle touchscreen.

Note
Touch Service Mode > Thermal > Refrigerant System
Touch Stop Thermal Fill Drain.

Note
Allow the routine to complete. Ensure the routine is successful.
Open the powered frunk.
Remove the rear underhood apron. See Underhood Trim - Rear Apron Assembly (Remove and Install).
Remove the frunk assembly. See Frunk Assembly (Remove and Install).
Disconnect MV power. See Disconnect MV Power.
Raise and support the vehicle on a 2 post lift. See Raise Vehicle - 2 Post Lift.
Remove the front aeroshield. See Undertray - Front Aeroshield (Remove and Install).
Place a coolant catcher below the RH front of the vehicle.
Lower the vehicle until the tires are touching the ground.
Recover the A/C refrigerant. See A/C Refrigerant (Recovery and Recharge).
Remove the bolts (x2) that attach the supermanifold to the megabeam.
33 Nm (24.3 lbs-ft)
Tip: Use of the following tool(s) is recommended:
- 15 mm deep socket
Note
Break free the bolts, and then remove by hand to avoid tool jamming.

Note
Support the supermanifold from underneath. Lower supermanifold until resting on the HVAC case.
Disconnect the powertrain bypass hose, the radiator outlet hose, and the radiator inlet hose from the supermanifold.

Note
x3 spring clips

Note
This will drain the coolant reservoir.
Disconnect the radiator outlet hose from the radiator.

Note
x1 spring clip.

Note
Remove the hose from the vehicle.

Note
Plug hoses.
Disconnect the supermanifold harness electrical connector.
Disconnect the chiller to battery hose, the powertrain supply hose, and the chiller to battery hose from the supermanifold.

Note
x3 spring clip; x2 electrical connectors

Note
Do not push down on red tab. Pull the red tab to disengage the lock, and then pull again to release the electrical connector.

Note
Pull the supermanifold forward to access the spring clips and electrical connectors.
Remove the nut that attaches the Penta HVAC line assembly to the supermanifold plate.
36 Nm (26.5 lbs-ft)
Tip: Use of the following tool(s) is recommended:
- 13 mm deep socket
Remove the bolt that attaches the A/C line to the supermanifold.

Note
x1 bolt, 13 mm, 22 Nm; x1 bolt, 10 mm, 8 Nm

Note
Remove the bolt at the supermanifold, and then mounting bracket bolt near the MV battery.

Note
Remove the A/C line assembly from the supermanifold.

Note
Make sure that no washers remain on the supermanifold.
Remove the supermanifold from the vehicle.

Note
Recommend assistance.

Note
Rotate the supermanifold counterclockwise under the megabeam.

Note
Support from underneath and at the reservoir.
Disconnect the electrical connector, then remove the bolts (x4) that attach the octovalve to the supermanifold, and then remove the octovalve from the supermanifold.
7 Nm (5.2 lbs-ft)
Tip: Use of the following tool(s) is recommended:
- Torx T25 socket
Note
Release the electrical connector locking tab.

Install

Install the octovalve on the supermanifold, then install the bolts (x4) that attach the octovalve to the manifold, and then connect the electrical connector.
7 Nm (5.2 lbs-ft)
Tip: Use of the following tool(s) is recommended:
- Torx T25 socket
Note
Make sure the seal is in good condition.

Note
Engage the electrical connector locking tab.
Replace the seal washers (x5) to the Penta HVAC line on the A/C manifold side.

Note
Lubricate the seal washers with RB100EV POE oil.
Install the supermanifold to the vehicle.

Note
Recommend assistance.

Note
Rotate the supermanifold counterclockwise under the megabeam.

Note
Support from underneath and at reservoir.

Note
Align penta HVAC line.
Secure the chiller to battery hose, the powertrain supply hose, and the chiller to battery hose to the supermanifold.

Note
x3 spring clip, x2 electrical connectors.

Note
Engage the locking tabs.

Note
Make sure that all hoses are fully engaged with a push-pull-push test.
Install the nut that attaches the pentaline to the supermanifold.
36 Nm (26.5 lbs-ft)
Tip: Use of the following tool(s) is recommended:
- 13 mm deep socket
Note
Make sure that good alignment of pipes before tightening the nut.
Install the bolts (x2) that attach the supermanifold to the megabeam.
33 Nm (24.3 lbs-ft)
Tip: Use of the following tool(s) is recommended:
- 15 mm deep socket
Note
Start the bolts by hand.
Connect the radiator outlet hose to the radiator.

Note
x1 spring clip

Note
Make sure that the hose is fully engaged with a push-pull-push test.
Secure the powertrain bypass hose, the radiator outlet hose, and the radiator inlet hose to the supermanifold.

Note
x3 spring clips

Note
Make sure that all hoses are fully engaged with a push-pull-push test.
Connect the supermanifold electrical connector.
Replace the seal washers (x2) for the supermanifold to compressor A/C line on the supermanifold side.

Note
Lubricate the seal washers with RB100EV POE oil.
Install the A/C manifold line assembly to the supermanifold.

Note
x1 bolt, 13 mm, 22 Nm; x1 bolt, 10 mm, 8 Nm

Note
Install new washer seals.

Note
Install the manifold to the supermanifold, and then secure the bracket near the MV battery.
Perform the A/C Vacuum and Run Leak Test. See A/C Refrigerant (Recovery and Recharge).
Perform the cooling system vacuum refill procedure. See Cooling System (Vacuum Refill).
Reconnect MV power. See Disconnect MV Power.
Perform the A/C refrigerant recharge. See A/C Refrigerant (Recovery and Recharge).
Perform the A/C performance tests. See A/C Refrigerant (Recovery and Recharge).
Reinstall vehicle software.

Note
Touch Service Mode UI > Software Reinstall > Reinstall.

Note
Vehicle software installation will begin immediately.
Exit Service Mode. See Service Mode.
Install the frunk. See Frunk Assembly (Remove and Install).
Close the powered frunk.
Remove the vehicle from the lift. See Raise Vehicle - 2 Post Lift.
Raise the LH front window and close the LH front door.