Table Of Contents - Viessmann PLC VITOCAL 350-HT PRO Service Instructions For Contractors

Index
Index
1. Information
2. Introduction
3. Configuring the system
4. Troubleshooting
5. Diagnosis
4
Symbols .................................................................................................
Scope of functions .................................................................................
Setting levels .........................................................................................
System user ........................................................................................
■
Service ................................................................................................
■
Operating information ............................................................................
Main page ..............................................................................................
Switching the system on/off ...................................................................
Menu ......................................................................................................
Setting the time and date ....................................................................... 10
Login and language ............................................................................... 11
Login ................................................................................................... 11
■
Selecting the language ....................................................................... 11
■
Configuration ......................................................................................... 12
Saving/loading the configuration ........................................................ 12
■
System configuration .......................................................................... 13
■
Network .............................................................................................. 14
■
System data ........................................................................................ 15
■
Heating water buffer cylinder (HWB) .................................................. 16
■
Extension for domestic hot water heating ........................................... 17
■
Coolant buffer cylinder extension and residual heat extension .......... 18
■
Adjusting set values ............................................................................... 19
Set values for heating water buffer cylinder (HWB) and high temper-
■
ature maintenance .............................................................................. 20
Set values for domestic hot water (DHW) .......................................... 21
■
Set values for the coolant buffer cylinder ............................................ 22
■
Set values for compressor .................................................................. 23
■
Set values for application limits .......................................................... 24
■
General set values .............................................................................. 25
■
Set values for the electronic expansion valve (EEV) .......................... 26
■
Set values for the internal heat exchanger (IHE) ................................ 27
■
Set values for the circulation pumps ................................................... 28
■
Communication ...................................................................................... 28
Modbus data transfer .......................................................................... 28
■
Alarm list ................................................................................................ 30
Explanation of the alarms ...................................................................... 31
Overview of fault messages ................................................................... 31
Priority 1 faults (system switches off) ................................................. 31
■
Other fault messages ......................................................................... 32
■
Conditions for enabling the heat pump and conditions for automatic
starting of the heat pump ....................................................................... 35
Nothing displayed on programming unit display .................................... 35
General hydraulic scheme ..................................................................... 36
Operating conditions and actuator tests ................................................ 38
Heat source ........................................................................................ 38
■
Heat pump .......................................................................................... 39
■
High temperature maintenance .......................................................... 40
■
Suctioning ........................................................................................... 41
■
Heating water buffer cylinder (HWB) .................................................. 42
■
Domestic hot water heating (DHW) .................................................... 43
■
Coolant ............................................................................................... 44
■
Residual heat ...................................................................................... 45
■
Manual switching ................................................................................ 46
■
Compressor ........................................................................................ 47
■
Circulation pumps ............................................................................... 48
■
3-way valves ....................................................................................... 49
■
6
7
7
7
7
8
8
9
9