Viessmann Vitoligno 300-C Installation And Service Instructions Manual page 101

Checking the outputs (actuators)
7. to activate.
d
Note
The speed of some actuators can be
changed by pressing | / ~ .
Filling the vacuum module
Installation and service instructions, vacuum
module
Calls up the "Fill vacuum module" menu
1. + simultaneously for approx. 4 seconds.
d
å
The "Service" menu appears.
2. / for "Service functions"
| ~
3. to confirm.
d
4. / for "Fill vacuum module".
| ~
Running the pellet hopper until empty
Note
This function is only available for discharge systems
with vacuum module.
See "Charging scheme" in "Codes 1, hardware" on
page 80.
The following setting options are available in the "Run
hopper until empty" menu:
■ "No"
– The pellet hopper is never run until completely
empty. Normal operation with "Day hopper idle
runtime" set. See "Codes", "Charging" group on
page 82.
"Yes"
■
– The pellet hopper is always run until empty. Excep-
tion: The fuel quantity is too low to start the boiler.
Calling up the "Run pellet hopper until empty" menu
1. + simultaneously for approx. 4 seconds.
d
å
The "Service" menu appears.
2. / for "Service functions".
| ~
3. to confirm.
d
(cont.)
8.
d
9.
ä
5.
d
6. /
| ~
7. d
8.
ä
"Automatic"
■
– The pellet hopper is regularly run until empty.
■ "Once"
– The pellet hopper is run until empty once. After
running until empty, the setting "Run hopper until
empty" is automatically reset to "No".
4. /
| ~
5.
d
6. /
| ~
7.
d
8.
ä
Diagnosis and service checks
to terminate.
until the default display is shown.
to confirm.
for "Yes".
to confirm.
until the default display is shown.
for "Run hopper until empty".
to confirm.
to select.
to confirm.
until the default display is shown.
101