Models Affected: All ERV-750 and TM-7 (new and old) machines that were built before 7/23/2024. 


Issue Description: Original motherboard and Bluetooth module are discontinued. New motherboard/Bluetooth requires hole for new Bluetooth antenna.  


Remedy: Replace 79-301-01 with 79-301-11 kit by following the instructions below. 

  • 1 drilled hole will need to be added into the housing to install the new antenna for the Bluetooth module.
NOTE: HC-100 controllers need to update Vitals Mobile to 3.8.4 in order to use new board.


Kit Contents: 

  • 79-301-11 
    • 1 motherboard (79-314-00) 
    • 1 Bluetooth module (79-315-00) 
    • 1 Bluetooth antenna (79-315-01) 
    • 1 Bluetooth cable (79-315-02) 


Tools Required (not supplied): 

  • Phillips head screwdriver 
  • ¼” Drill Bit 
  • Electric Drill 
  • 2x: 8mm Wrenches 
  • 9/16 th Socket 
  • ½” Wrench 
  • Ratchet 
  • Torx bit- T15


For complete installation instructions and hole template refer to attached PDFs.

PRINTING NOTE: For hole template PDF, make sure to select Actual Size under the Paper Size settings in order to print to scale.