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5603 878 - 04
Vitoflex 300-RF Installation & Operating
MMC software update
The MMC software update is required if there is a change
in the software, e.g. adding a control feature.
To perform the update, go by the following steps:
■
Disconnect the power supply to the operating module.
■
Remove the housing cover from the bottom of the
Ecotronic module.
■
Connect the MMC dongle to the port for the MMC-
dongle.
■
Keep the
^
key pressed, connect the power supply to
the Ecotronic module.
■
After approx. 5 seconds the following text will be
displayed: .............................................................
■
Release the
^
key.
■
Briefly press the data transfer key to transfer the
software.
■
After the software update is done, the following
message will be displayed: ......................................
Finished, restart
■
Disconnect the power supply.
■
Keep the
O
key pressed, connect the power supply
to the Ecotronic module.
■
After approx. 5 seconds the following text will be
displayed:..............................................................
■
Release the
O
key, press the
F1
key to load the basic
settings.
■
Disconnect the power supply, wait for approx. 5 seconds.
■
Connect the power supply.
■
Disconnect the MMC-dongle approximately 5 seconds
after the control has booted up. (Please return the MMC
dongle as quickly as possible to Viessmann).
ECOTRONIC Control System
(continued)
Load program
Ser: 000000000
MMC read #####
MMC evaluate: -M-
Prg test: 100% OK
Prg load: !00% OK
Test clearance
Press clearance
New boot block
FlashMonll V2.0da
F1..load basic setting
F3//Valves runtime OFF
Measuring transducer normal
Note:
Once the update has been successfully loaded, the MMC-dongle will no longer be required by the Econtronic module.
Buffer battery
Port for the MMC-dongle
Data transfer
button
Port for CAN-BUS
Replacing the battery
There is a battery built in beneath the removable lid on
the control module (type: Panasonic Lithium BR2330).
It is for buffering the time, date and settings.
- The battery needs replacing every five years!
- Do not dissconnect the main power voltage while
changing the battery (do not trun off main switch)!
See the location of the battery on page 55.
Operation