Viessmann VITODENS 200-W Service Instructions Manual page 54

Codes
Code 2
(cont.)
Coding in the delivered condition
F6:25 In the "DHW only" oper-
ating mode, the internal
circulation pump is per-
manently ON (only for
constant temperature
control units)
F7:25 In "Standby mode", the
internal circulation pump
is permanently ON (only
for constant temperature
control units)
F8:-5 Temperature limit for ter-
minating the reduced
mode -5 ºC, see example
on page 99.
Observe the setting of
coding address "A3" (only
for weather-compensa-
ted control units)
F9:-14 Temperature limit for rais-
ing the reduced set room
temp. -14 ºC, see exam-
ple on page 99 (only for
weather-compensated
control units)
54
Possible change
F6:0 In the "DHW only" operat-
ing mode, the internal cir-
culation pump is perma-
nently OFF
F6:1 In operating mode "DHW
to only", the internal circula-
F6:24 tion pump will be started 1
to 24 times per day for
10 minutes respectively
F7:0 In "Standby mode", the
internal circulation pump is
permanently OFF
F7:1 In "Standby mode", the
to internal circulation pump
F7:24 will be started 1 to 24 times
per day for 10 min respec-
tively
F8:+10 Temperature limit adjusta-
to ble from
F8:-60 +10 to -60 °C
F8:-61 Function disabled
F9:+10 Temperature limit for rais-
to ing the set room tempera-
F9:-60 ture to the value selected
for standard mode adjusta-
ble from
+10 to -60 °C