Viessmann VITODENS 333 Service Instructions Manual page 49

Code 2
(cont.)
Coding in Function mode
the as
delivered
condition
Address:
value
71:0 * 1 DHW circulation
pump: According to
DHW time program: ON
(Vitotrol 300 enables
separate switching
times)
72:0 * 1 DHW circulation
pump: According to
DHW time program: ON
73:0 * 1 DHW circulation
pump: According to
DHW time program: ON
General
76:0 * 1 Without LON commu-
nication module
77 :1 * 1 LON user number
79:1 * 1 Control unit is fault
manager
7b:1 * 1 Send time to LON
*1
Only for weather-compensated control unit.
Coding Possible change
change
Address:
value
71:1 OFF during DHW loading
to set value 1
71:2 ON during DHW loading
to set value 1
72:1 OFF during DHW loading
to second set value
72:2 ON during DHW loading
to second set value
73:1 During the time program
to 1x/h ON for 5 minutes
73:6 up to 6x/h ON for 5 min-
utes
73:7 Constantly ON
76:1 With LON communication
module; automatic recog-
nition
77 :2 LON user number, adjus-
to table from 1 to 99:
77 :99 1-4 = boiler
5 = cascade
10 - ... = Vitotronic 050
99 = Vitocom
Note
Allocate each number
only once.
79:0 Control unit is not fault
manager
7b:0 Do not send time to LON
Coding
49