Viessmann VITOLIGNO 300-C Installation And Service Instructions Manual page 123

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. d To confirm
4. / For "Fill vacuum module"
| ~
Running the pellet hopper until empty
The function "Run pellet hopper until empty " is for
emptying the dust deposits in the pellet hopper. Run-
ning the pellet hopper until empty does not cause a
fault as it is automatically refilled.
Note
This function is only available for discharge systems
with vacuum module.
See "Charging scheme" in "Codes 1, Hardware",
page 101.
The following setting options are available in the "Run
pellet 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 104.
■ "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
Diagnosis and service scans
5. To confirm
d
6. / For "Yes"
| ~
7. To confirm
d
8. Until the default display is shown.
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 pellet hop-
per until empty" is automatically reset to "No".
4. / For "Run pellet hopper until empty"
| ~
5. To confirm
d
6. / To select
| ~
7. d To confirm
8. Until the default display is shown.
ä
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