Viessmann Vitotronic 300 Installation And Service Instructions Manual page 64

Code 2
"General" Group
Coding in the delivered condition
2E:0 Without wireless outside temperature sensor.
2F:0 Do Not Adjust
30:0 Without plug-in adaptor 1 for external safety
equipment.
31:0 Without plug-in adaptor 2 for external safety
equipment.
32:0 Do Not Adjust
40:...
Servomotor runtime at plug gSA1. Delivered
condition defaulted by boiler coding card.
4A:0
Sensor aJA not fitted.
4B:0
Sensor aJB not fitted.
4C:0
Connection on plug sÖA1: Delivered condition
defaulted by the boiler coding card.
4D:1
Connection at plug sL:
Shunt pump.
(adjust to 4D:2)
4E:...
Connection on plug gSA1: Delivered condition
defaulted by the boiler coding card.
4F:... Do Not Adjust
52:0 Without supply temperature sensor for low loss
header.
53:1 With low loss header: Boiler circuit pump only
runs when there is demand if the burner is
operational (with run-on time).
54:0 Without solar thermal system.
5B:0 Without extension EA1.
5C:0
Function, output aBJ at extension EA1:
Central fault message.
64
(continued)
Vitotronic 300, GW5B Installation and Service
Possible change
2E:1 With wireless outside temperature sensor;
automatic recognition. Not used, don't adjust.
2E:2 Wireless outside temperature sensor not used,
don't adjust.
--
30:1 With plug-in adaptor 1 for external safety
equipment; automatic recognition.
31:1 With plug-in adaptor 2 for external safety
equipment; automatic recognition.
--
40:5 Runtime adjustable from 5 to 199 sec.
to
40:199
4A:1
Sensor aJA fitted; automatic recognition.
4B:1
Sensor aJB fitted; automatic recognition.
4C:1 Primary pump, primary store system.
4D:2 Boiler circuit pump.
4D:3 Boiler circuit pump with isolation valve function.
4E:2 Motor for 3-way mixing valve, primary store
system.
--
52:1 With supply temperature sensor for low loss
header; automatic recognition.
53:0 Boiler circuit pump always runs when there is
demand.
54:1 With Vitosolic 100; automatic recognition.
54:2 With Vitosolic 200; automatic recognition.
54:3 With solar control module, type SM1, without
auxiliary function; automatic recognition.
54:4 With solar control module, type SM1, with
auxiliary function, e.g. central heating
backup; automatic recognition.
5B:1 With extension EA1; automatic recognition.
5C:1 Accessories pump.
5C:2 No function.
5C:3 Heating circuit pump A1 is switched to low
speed (reduced mode).
5C:4 Heating circuit pump M2 is switched to low
speed (reduced mode).
5C:5 Heating circuit pump M3 is switched to low
speed (reduced mode).
--
--
--