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Coding
Coding
Coding Level 2
(continued)
Resetting coding addresses to the factory default setting
Service Level Overview
Function
Temperatures, boiler coding
card and brief scans
Relay test
Max. output (heating mode)
Operating conditions and
sensors
Service scan
Adjusting the display contrast Press "
Retrieving an acknowledged
fault message
Fault history
Participant check (in
conjunction with LON)
Emissions test function
"
"
50
1. Press "w" + "r
simultaneously for approx. 2 sec.
2. Press " ". "Factory set? Yes"
appears.
3. Press "
" to confirm.
or
4. "⊕ /
" to select "Factory set?
No".
Key combination
r
r w"
r
Press "9" and "r
simultaneously for approx.
2 sec.
Press "9" and "
"
simultaneously for approx.
2 sec.
Press "9" and "t t t t w
w
w "
w
simultaneously for approx.
2 sec.
Press "i".
Press "i" (if "Service"
flashes).
"and "⊕"
simultaneously; the display
darkens.
Press "
"and " "
simultaneously; the display
becomes lighter.
Press "
"
for approx.
3 sec.
r
r w"
r
Press "
" and "r
simultaneously for approx.
2 sec.
Press "
" and "w"
simultaneously for approx.
2 sec.
Press "tw" and "tm"
for approx. 2 sec.
simultaneously.
r w"
r
r
Exit
Press
Press
Press
Press
Press
--
--
Press
Press "
"and "w"
simultaneously.
Press "tw" and "tm" or
"tr" and "tw"
simultaneously for approx.
1 sec, alternatively
automatic after 30 min.
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36
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