Viessmann VITODENS 300 WB3A, Service Instructions Manual

Page: 77 / 148

Coding in
the as
delivered
condition
Address:
value Function mode Coding
change
Address:
value Possible change
screed-drying function
has been completed or if
the address is manually
set to 0.
F1:6
to
F1:15 Constant flow tempera-
ture 20 °C
F2:8
* 2
Time limit for party
operation 8 hours or
external operating
mode changeover via
push button
* 3
F2:0 No time limit for party
mode
F2:1
to
F2:12 Time limit adjustable from
1 to 12 hours
* 3 * 3
F5:12 Run-on time of the inter-
nal circulation pump in
heating mode F5:0 No run-on time of the
internal circulation pump
F5:1
to
F5:20 Run-on time of the inter-
nal circulation pump
adjustable from 1 to
20 minutes
F6:0
* 4
In "DHW only" operat-
ing mode, the internal
circulation pump is per-
manently OFF
F6:1
to
F6:24 In "DHW only" operating
mode, the internal circu-
lation pump will be
started 1 to 24 times per
day for 10 minutes
respectively
F6:25 In "DHW only" operating
mode, the internal circu-
lation pump is perma-
nently ON
F7:0
* 4
In "Standby mode",
the internal circulation
pump is permanently
OFF
F7:0 In "Standby mode", the
internal circulation pump
is permanently OFF
F7:1
to In "Standby mode", the
internal circulation pump
Code 2
(cont.)
61
Coding
56
92
550
GB
*2
Only for weather-compensated control units.
*3
In heating program
rw
, the party mode ends automatically when changing over to
operation with standard room temperature.
*4
Only for constant temperature control units.