ACV E-Tech M 36 FLEX Reference guide

Controller & Display - Flash proCeDure
e-teCh M 36 FleX
PREPARATION
Required Material
• Computer with Internet connection
• E-Tech M electrical boiler - not connected to
power supply
• Empty USB stick - FAT 32 formatted - max 32 Go
General remark
When formatting a USB stick, be aware
that all information it contains will be
deleted. Please check out the Internet to
find more information on how to proceed
to correctly format a USB stick.
USB stick Set-up
1. Connect the USB stick to your computer and make
sure that it appears in the file manager.
2. Connect to https://www.acv.com/international/
page/usb-key-flash or scan the QR code below for
quick access.
3. Download the latest version of the
E-Tech M Controller & display soft-
ware (.zip files) to your computer.
General remark
• Two types of files are available : one for
the controller and one for the display.
Check on your E-Tech M appliance
what is the current version. Download
a new one as required.
• Display version is shown at start-up
• Controller version is displayed
on the setting menu page. Refer
to the Installation, Operation and
Maintenance Manual of the boiler.
4. Extract the zipped files to the root of the USB drive.
• Example of extracted files for the controller :
• Example of extracted files for the display
5. Dismount USB stick from the computer.
CONTROLLER UPDATE
1. Make sure that your E-Tech M boiler is turned
OFF (power supply button in central position).
2. Connect the E-Tech M boiler to power supply.
3. Install USB stick into the socket on front panel.
4. Turn the boiler ON by turning the selection switch
to the left or to the right.
5. At start-up, the controller will read the USB stick
and perform the update.
6. After about 2 minutes, the appliance will restart
automatically.
7. Remove the USB stick.
8. Restart the appliance to remove any remaining
errors.
USB socket On/O and
Mode Selection switch
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E-Tech M - Flash Procedure: A1009670 - 664Y8510 • A
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DISPLAY UPDATE
1. Make sure that your E-Tech M boiler is discon-
nected from power supply.
2. Release top panel from the boiler. Refer to the
Installation, Operation and Maintenance Manual
of the boiler for the correct procedure.
Make sure to hold the panel firmly
while removing it gently, as cables are
connected at the back. Do not disconnect
the cables at the back.
3. Position the panel vertically and securely on top
of the boiler, without pulling on the cables. Make
sure it is cannot fall.
4. Connect the USB stick in the socket at the back
of the screen.
The following steps require power to be
turned ON. Be careful not to touch any
components as there is a risk of electric
shock. Failure to comply can result in
injuries or damage to equipment.
5. Connect the E-Tech M boiler to power supply.
6. Turn the boiler ON by turning the selection switch
to the left or to the right.
7. Enter the system menu by touching the top-right
corner then the bottom-left corner (or the reverse)
of the display within 0.5 seconds.
8. A menu bar is displayed at the bottom of the
screen.
9. Check that “CF USB” is displayed. If not, scroll
with the key until the menu appears.
10. Touch the “CF USB” key.
11. Touch the “USB Startup” key.
12. The “Memory Loader Tool” screen appears.
13. Touch “Download “CF --> Main Unit” function.
14. Touch “Start” to initiate the process,. No password
is required. Then validate the transfer (Flash).
15. Follow the instructions on the screen.
16. Once the process is finished, Exit the menus.
17. Shut down the boiler and disconnect power supply.
18. Reinstall the top panel, making sure to slide the
cables on the side to store them correctly when
reinstalling the panel. Refer to the Installation,
Operation and Maintenance Manual of the boiler
for the correct procedure.
Strictly follow the instructions provided
herein and do not access/change any
other parameters than those indicated
in this procedure. Failure to comply will
make any warranty void.
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E-Tech M - Flash Procedure: A1009670 - 664Y8510 • A
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