Viessmann Vitotronic 11 CC1E, Инструкция по установке и обслуживанию

Страница: 92 / 120

92
Cause Measure
Lead break, temperature sensor,
connection at S3 of the Vitosolic Check sensor at the solar control unit (see separate in-
stallation and service instructions).
9C Lead break, cylinder temperature sensor, solar
No solar DHW heating
Cause Measure
Lead break, cylinder temperature sensor,
connection of temperature sensor
%
at solar control
module or sensor at S2 of the Vitosolic
Check sensor at the solar control unit (see separate in-
stallation and service instructions).
9E Delta T monitoring, solar control unit
Control mode
Cause Measure
No flow rate in solar circuit or flow rate too low, or tem-
perature limiter has responded. Check solar circuit.
Acknowledge fault message (see separate installation
and service instructions).
9F Solar control unit
Control mode
Cause Measure
Fault, solar control module, type SM1 or Vitosolic
Displayed if a fault occurs at these devices that has no
fault message in the Vitotronic. Check solar control unit (see separate installation and
service instructions).
A0 Fault message module 2: Safety equipment 1
Boiler cools down.
Cause Measure
Fault, safety equipment at "X7" of plug-in adaptor 2 for
external safety equipment Check safety equipment, and reset if required.
A1 Fault message module 2: Safety equipment 2
Boiler cools down.
Cause Measure
Fault, safety equipment at "X3" of plug-in adaptor 2 for
external safety equipment Check safety equipment, and reset if required.
A2 Fault message module 2: Safety equipment 3
Boiler cools down.
Troubleshooting
Fault messages
(cont.)
5863679
Diagnosis