Viessmann VITOTRONIC 100 GC1B Service Manual download pdf (Page 98)

Scanning service information

Scanning and Resetting the Service Display

Please note:

If a service is carried out before the service display appears, set the coding

address ”24: 1” and then coding address ”24: 0”.

When the limit values selected via

coding addresses ”1F”, ”21” and ”23”

(see page 104) are reached, one of the

following displays flashes on the

programming unit:

Display

Meaning

a 245

°C Max. flue gas

temperature reached

35510

Number of burner hours

run reached

Time interval

(e.g. 12 months)

reached

1. Scan the service messages with the

or button.

2. Press . The service display is turned off.

Please note:

An acknowledged service message

can be displayed again by pressing

(for approx. 3 seconds).

After carrying out maintenance

1. Reset coding ”24: 1”

(see page 104) to ”24: 0”.

Please note:

If coding address ”24” is not reset,

the service display will re-appear on

Monday morning.

2. If necessary:





Press .





Reset burner hours run and

number of burner starts with

the button.





Press .

3. If necessary:





Press

and

simultaneously for approx.

4 seconds.





Reset maximum flue gas

temperature (8) to the actual

value by pressing .





Press .

See ”Temperatures, boiler coding

cards and scans” on page 77.

See ”Scanning operating status

information” on page 81.

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Viessmann VITOTRONIC 100 GC1B Service Manual Page 98

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