Viessmann VITOCAL 300 - Installation And Service Instructions Manual

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VIESMANN

Installation and service

instructions

for contractors

Vito ca l 300

Vitocal 300, type BWC and WWC

For applicability, see the last page

VITOCAL 300

5592 901 GB 6/2007 Please keep safe.

Main Page

Safety Instructions2
Table of Contents4
Preparing for Installation9
Positioning9
Overview of Possible System Versions9
Function Description for the Individual System Versions11
System Design on the Primary Side14
- Water/Water Heat Pump16
System Version 118
System Version 221
System Version 324
Additions to the System Versions28
Installation Sequence32
Overview of Electrical Connections32
Room Temperature Sensor (Part No. 9532 653)32
Three-Way Diverter Valve, Heating/Dhw33
Central Fault Message35
Primary Pump (Only for Type WWC)35
Information Regarding the Hydraulic Connection36
Connection on the Primary Side38
Connections on the Heating Circuit Side39
Power Supply39
Commissioning, Inspection, Maintenance41
Steps - Commissioning, Inspection and Maintenance41
Further Details Regarding the Individual Steps43
- General Information43
- Checking the Refrigerant Circuit for Leaks43
- Fill the System and Check for Leaks43
- Checking the Diaphragm Expansion Vessel and the Pressure in the Heating Circuit43
- Only for Type BWC: Filling the Primary Circuit and Checking the Pressure44
- Only for Type WWC: Filling the Primary and the Intermediate Circuit and Checking the Pressure45
- Checking the Input Terminals and Contactors45
- System Configuration45
- Checking the Sensor Connections49
- Checking the External Heating Circuit Pumps49
- Checking the Primary and Secondary Pumps50
- Testing the Three-Way Valve "Heating/Dhw", Heat Pump and Cylinder Heating51
- Checking the Direction of Rotation of the Mixer Motor52
- Checking the Antifreeze Concentration in the Brine Circuit (Type BWC and WWC with Intermediate Circuit)54
- Checking the Frost Stat (Type WWC)54
- Checking the Flow Switch (Type WWC)54
- Checking the Refrigerant Circuit55
- Setting the Control Parameters55
- Commissioning the DHW Cylinder55
- Checking the Heat Pump Casing56
Troubleshooting57
Control Unit Diagnostics57
Troubleshooting Control Unit Diagnostics58
Diagnosis64
Control Unit Settings65
Menu Structure Overview - Main Menu65
Menu Structure Overview - Information66
Menu Structure Overview - Programming68
Menu Structure Overview - Technical Service Level71
Control Settings Made by Contractors76
Enabling the Technical Service Level76
Adjusting Sensor Temperatures77
Checking Signal Inputs78
Controlling the Relays and Mixers Manually78
- Selecting a Language79
Language80
Average Time; Outside Temperature80
Heating Limit < T Room (Heating Limit Temperature)80
System Definition Control Settings System Design80
Temperature Limit for Reduced Temperature Mode81
Frost Protection Temperature82
Primary Pump on for Natural Cooling82
Heat Pump Control Settings84
Maximum Flow Temperature84
Minimum Return Temperature84
Min. T. Primary In/Hysteresis T Primary85
Minimum Runtime85
Min. Compressor off86
Flow, Primary/Secondary Pump86
Optimum Runtime87
Electric Heater Control Settings89
Power-OFF89
Electric Heating89
Electric DHW Heating89
Maximum Flow Temperature90
Heater Rod Delay90
Electric Heater Threshold90
Maximum Stage; Electric Heater91
Power Failure Blocking Time91
Failure off Stage91
Stage for Power-OFF92
Internal Hydraulics Control Settings93
Heat Pump for Drying Buildings93
Time for Drying Buildings93
External Heat Source for Drying Buildings94
Hysteresis, Flow94
Internal Pump Run-On94
DHW Control Unit Settings95
DHW Cylinder Temperature95
DHW Program Temperature95
DHW Circulation Pump Program95
Operating Mode95
DHW Cylinder Maximum96
Hysteresis DHW Electric Heater/Hysteresis96
Stop Optimisation98
DHW Auxiliary Function98
Second Set DHW Temperature98
Second DHW Temperature Sensor, Bottom98
Start Optimisation98
Excess Reaction99
DHW Priority99
Maximum DHW Runtime100
Maximum DHW Interruption100
Temperature Rise Per Hour100
E Heater Rod (Immersion Heater Inside the DHW Cylinder)101
Heating Circuit Control Settings102
Standard Temperature102
Reduced Temperature102
Temperature Program, Heating Circuit102
Remote Control102
Operating Mode102
Maximum Flow Temperature103
Minimum Flow Temperature103
DHW During Party Mode104
Excess Reaction104
Room Temperature Sensor105
Slope, Room Temperature Hook-Up105
Room Temperature Hook-Up105
Start Optimisation106
Maximum Flow Temperature Correction106
Room Temperature Control107
Setting the Slope and Level of the Heating Curve107
Integral Room Temperature Controller107
Excessive Room Temperature108
Excessive Flow Temperature108
Mixer Runtime108
Screed Function109
Mixer Active Zone/Dead Zone110
Natural Cooling" (at the Heating Circuit)111
Cooling Limit > Room Temperature (Cooling Limit Temperature)112
Level/Slope, Cooling Curve112
Natural Cooling (at the Heating Circuit) with Mixer113
Active Zone/Dead Zone Natural Cooling Mixer114
Cooling Mixer Runtime114
Buffer Cylinder115
Buffer Cylinder Program115
Fixed Temperature115
Buffer Cylinder Control Settings115
When Are These Settings Available115
Hysteresis Temperature116
Maximum Temperature116
Stop Optimisation117
Excess Reaction117
Second Temperature Sensor117
Control Settings "Natural Cooling118
When Are These Settings Required118
Natural Cooling Circuit" (Separate)118
Room Temperature118
Room Temperature Hysteresis118
Room Temperature Control119
Room Temperature Hook-Up Slope119
Level/Slope, Cooling Curve120
Integral Room Temperature Controller120
Minimum Flow Temperature120
Natural Cooling" with Mixer120
Cooling Mixer Runtime121
Mixer Active Zone/Dead Zone121
Control Settings, External Heat Source122
External Heat Source122
Priority, External Heat Source122
Temperature Limit for Operation122
Threshold, External Heat Source123
Delay, External Heat Source123
Mixer Temperature Limit124
Minimum Runtime124
Runtime Without Demand124
Mixer Active Zone/Dead Zone124
Flow Temperature Excess125
Power-OFF125
Sensor Resistance Curves126
Fuse126
Phase Monitor127
Terminals Inside the Control Panel (230 V~)130
Connection and Wiring Diagrams Sensor Connections and Function130
Power Circuit/Operating Circuit132
Connection PCB, Sensors and Remote Control133
Safety Chain135
Control PCB137
Parts Lists139
Commissioning/Service Reports142
Hydraulic Parameter Reports142
Reports of Control Parameters143
Specification Type BWC149
Specification Type WWC151
Appendix153
Order to Commission the Vitocal 300153
Certificates Declaration of Conformity154
Declaration of Conformity154
Keyword Index155

Viessmann VITOCAL 300 - Installation And Service Instructions Manual

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