Tesla Model 3: Fuse - Cabin Heater - HV Battery- Remove

SPECIAL TOOLS

Ratchet, 1/4" Sq Dr, HV Insulated (1057602-00-A)

Ext Bar, Wobble, 1/4" Dr, HV Insulated (1057603-00-A)

Skt, 1/4" Sq Dr, 8mm, HV Insulated (1057604-00-A)

Magnet, Flexible, HV Insulated, 18" (1057607-00-A)

Asy, Service Cover, Penthouse, Model 3 (1127845-00-A)

Warning:

Only technicians who have been trained in High Voltage Awareness are permitted to perform this procedure. Proper personal protective equipment (PPE) and insulating HV gloves with a minimum rating of class 0 (1000V) must be worn at all times a high voltage cable, busbar, or fitting is handled. Refer to Tech Note TN-15-92-003, "High Voltage Awareness Care Points" for additional safety information.

Remove

1. Remove the pyrotechnic battery disconnect from the penthouse. See Pyrotechnic Battery Disconnect (Remove and Replace).

2. Raise the high voltage controller, release the clips that attach the fuse access insulator to the RH penthouse bus cover, and remove the insulator.

3. Remove and discard the nuts that attach the PTC heater fuse to the RH penthouse bus and remove the fuse. 

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