Flushing The Vacuum Pump - Ottobock Harmony E2 4R152 Serie Instrucciones De Uso

in the system. The vacuum pump adjusts the vacuum dynamically in order to ensure optimum
adhesion and comfort. In reverse mode, the vacuum pump conveys air into the socket. This func­
tion serves as the flushing mode and can be used to assist removal. The various modes are listed
in the table:
Symbol on select­
or switch
► NOTICE! Only use the vacuum pump when it is installed on the adapter plate.
Use the selector switch to choose the desired mode. The vacuum pump reports certain oper­
ating states with signals.
Light signal
LEDs 1 and 2 flash white
LEDs 1 and 2 illuminated red
–
LEDs 1 and 2 flash blue
LEDs 1 and 2 flash green, every 10 s
LEDs 1 and 2 flash alternating blue
and red, every 10 s
LEDs 1 and 2 flash red
Leak warning information
The leak warning indicates that the desired vacuum cannot be achieved or maintained. The vacu­
um pump continues running. The leak warning is output under the following conditions:
• The vacuum pump operates continuously for more than 3 minutes
• Less than 2 minutes elapse between several pump intervals
The leak warning deactivates itself automatically when there is no problem for 10 minutes. It can
also be deactivated by briefly activating the vacuum pump standby mode.

6.3 Flushing the Vacuum Pump

A reduced vacuum indicates contamination. In case of contamination, the system has to be
flushed to clean it. This flushes the vacuum pump and the filter in the adapter plate. The reverse
mode of the vacuum pump is used for flushing. The flushing process can also help if the system is
plugged.
CAUTION
Improper cleaning
Skin irritation, formation of eczema or infections due to contamination with germs
► Clean the product regularly.
Automatic mode
Constant vacuum, level 1 to 4, indicated by circles of increasing size
Reverse mode
Standby mode
Signal tone, like siren (1x)
Selected mode
Audible signal
Signal tone rising (1x)
Signal tone falling (1x)
Click sound
–
–
Status
Restart of the device
Device switching to standby mode
Selector switch operated, mode
change
Pump running (forwards or in
reverse)
Device is powered up and working
without leaks
Leak warning (see information)
System error
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