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Service instructions

for contractors

VIESMANN

Vitocell 100-B
Type CVE

DHW cylinder

VITOCELL 100-B

5677415 GB

9/2019

Please keep safe.

Summary of Contents for CVE

Page 1: ...Service instructions for contractors VIESMANN Vitocell 100 B Type CVE DHW cylinder VITOCELL 100 B 5677415 GB 9 2019 Please keep safe ...

Page 2: ...nstallation regulations Statutory regulations for the prevention of accidents Statutory regulations for environmental protection Codes of practice of the relevant trade associations Relevant country specific safety regu lations Working on the system Isolate the system from the power sup ply e g by removing the separate fuse or by means of a mains isolator and check that it is no longer live Safegu...

Page 3: ... work Repair work Please note Repairing components that fulfil a safety function can compromise the safe operation of the system Replace faulty components only with genuine Viessmann spare parts Auxiliary components spare and wearing parts Please note Spare and wearing parts that have not been tested together with the system can compromise its func tion Installing non authorised com ponents and ma...

Page 4: ...s lists 6 2 Commissioning inspec tion maintenance Steps commissioning inspection and maintenance 7 3 Connection and wiring dia gram Immersion heater EHT 14 4 Commissioning service reports 15 5 Specification 16 6 Disposal Final decommissioning and disposal 17 7 Certificates Declaration of conformity 18 Index Index 5677415 ...

Page 5: ...ystems that comply with EN 12828 DIN 1988 or solar thermal systems that comply with EN 12977 with due attention paid to the associated installation service and operating instruc tions DHW cylinders are only designed to store and heat water of potable water quality Heating water buf fer cylinders are only designed to hold fill water of pot able water quality Only operate solar collectors with the h...

Page 6: ... and if neces sary cleaning no later than 2 years after the cylinder has been commissioned and thereafter according to requirements Note In addition we recommend an annual visual inspection of the protective magnesium anode see page 10 System examples Available system examples See www viessmann schemes com Spare parts lists Information about spare parts can be found on the Viessmann spare parts ap...

Page 7: ...ling the inside of the DHW cylinder 9 7 Checking and replacing the protective magnesium anode if required 10 8 Returning the DHW cylinder to use 11 9 Checking the connections on the water side for leaks 10 Removing the cap from the immersion heater 12 11 Resetting the high limit safety cut out 12 12 Replacing the TR HLSC combination device 12 13 Replacing the heating element of the immersion heate...

Page 8: ...ts to release the pressure 3 Drain the DHW cylinder from the drain valve in the cold water supply Shutting down the system Checking the function of safety valves Checking the anode earth current with an anode tester C D B A Fig 1 1 Remove cover A and flange insulation B 2 Disconnect earth cable C from tab D 3 Connect tester in series across earth cable C and tab D If a current of 0 3 mA can be mea...

Page 9: ...s surised 1 Drain the DHW cylinder on the DHW side Please note Material losses may result from draining with a vacuum pump when the air vent valve is closed Open the air vent valve during draining 7x 1x Fig 2 2 Remove cover A flange insulation B and flange cover C Dispose of gasket D Commissioning inspection maintenance Cleaning and descaling the inside of the DHW cylinder 5677415 ...

Page 10: ...ot be removed with a pressure cleaner Please note Cleaning agents containing hydrochloric acid will attack the DHW cylinder material Never use such cleaning agents Danger Cleaning agent residues can cause poison ing Always observe the information provided by the cleaning agent manufacturer 7 Fully drain all cleaning agent 8 Flush the DHW cylinder thoroughly after cleaning Checking and replacing th...

Page 11: ...th cable C onto tab D Fig 6 5 Insert new gasket K 6 Fit flange cover H Max torque 25 Nm 7 Fill the DHW cylinder on the DHW side 8 Tighten flange covers E and H Max torque 25 Nm 9 Fit flange insulation B cover A and cap G Checking the connections on the water side for leaks Commissioning inspection maintenance Returning the DHW cylinder to use 5677415 ...

Page 12: ...s resetting feature B with a screwdriver The resetting feature B turns black when unlocked 3 Refit cap A along with the heating indicator light 4 Switch the power on again Note If the high limit safety cut out locks several times in a row the TR HLSC temperature controller high limit safety cut out combination device must be replaced Replacing the TR HLSC combination device A C B B D Fig 9 1 Remov...

Page 13: ...B from the TR HLSC combination device 3 Remove retaining clip C 4 Pull out heating element D 5 Fit new heating element D Note When inserting the new heating element ensure recesses E are correctly positioned at the head of the heating element There should be one recess on the right one on the left and one at the top 6 Reattach retaining clip C 7 Reconnect cables B 8 Fit cap A with the heating indi...

Page 14: ...ig 11 A Power supply 230 V 50 Hz B Plug C TR HLSC combination device D Heating indicator light E Heating element resistor Colour coding to IEC 60757 BK Black BN Brown BU Blue GNYE Green yellow Connection and wiring diagram Immersion heater EHT 5677415 Appendix ...

Page 15: ...aintenance service Date By Maintenance service Maintenance service Maintenance service Date By Maintenance service Maintenance service Maintenance service Date By Maintenance service Maintenance service Maintenance service Date By Commissioning service reports Commissioning service reports 5677415 Appendix ...

Page 16: ...ntent indirect coil l 6 Connections Indirect coil male thread G 1 Cold water DHW male thread R 1 DHW circulation male thread R 1 Steatite immersion heater 7 mm 49 Immersion heater EHT Cylinder capacity l 300 Pr rated output kW 2 7 Rated voltage 1 N PE 230 V 50 Hz Rated current A 11 7 IP rating IP 21 Immersion heater Factory set temperature C 80 3 K High limit safety cut out C 95 5 K Specification ...

Page 17: ...stem are not part of ordi nary household waste For decommissioning the system isolate the system from the power supply and allow components to cool down where appropriate All components must be disposed of correctly Disposal Final decommissioning and disposal 5677415 Appendix ...

Page 18: ...es with the European directives and supplementary national requirements in terms of its design and operational characteristics Using the serial number the full Declaration of Con formity can be found on the following website www viessmann co uk eu conformity Certificates Declaration of conformity 5677415 Appendix ...

Page 19: ...19 5677415 Appendix ...

Page 20: ... Shropshire TF1 7YP GB Telephone 44 1952 675000 Fax 44 1952 675040 E mail info uk viessmann com Viessmann Werke GmbH Co KG D 35107 Allendorf Telephone 49 6452 70 0 Fax 49 6452 70 2780 www viessmann com 5677415 Subject to technical modifications ...

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