Viessmann Vitopend 200-W - Service Scans; Service Level Overview

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Function Key combination Exit Page

Temperatures, boiler cod-

ing card and brief scans

Press K and G simulta-

neously for approx. 2 s

Press d 72

Relay test Press K and d simulta-

neously for approx. 2 s

Press d 75

Max. output (heating

mode)

Press K and F simulta-

neously for approx. 2 s

Press d 29

Operating conditions and

sensors

Press c Press d 76

Service scan c (if "Service" flashes) Press d 51

Adjusting the display con-

trast

Press d and a simulta-

neously; the display dar-

kens

– –

Press d and b simulta-

neously; the display be-

comes lighter

– –

Calling up acknowledged

fault messages

d for approx. 3 s 80

Fault history Press G and d simulta-

neously for approx. 2 s

Press d 81

Subscriber check (in con-

junction with LON sys-

tem)

Press L and d simulta-

neously for approx. 2 s

Press L

and d si-

multaneous-

Emissions test function

"S"

Weather-compensated

control unit:

Press F and E simulta-

neously for approx. 2 s

Constant temperature con-

trol unit:

Press O and F simulta-

neously for approx. 2 s

Press F

and E or

O and F

simulta-

neously for

approx. 1 s;

alternatively

automatic

after 30 min

–

Coding level 1 Press K and L simulta-

neously for approx. 2 s

K and L 53

Coding level 2 Press L and G simulta-

neously for approx. 2 s

L and G 55

Resetting codes to their

delivered condition

Press L and G simulta-

neously for approx. 2 s;

then press e

– 70

Service level overview

Service scans

5592 817 GB

Service

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Viessmann Vitopend 200-W - Service Scans; Service Level Overview

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