Viessmann CM2C Installation Instructions For Contractors Download Page 1

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Installation instructions

for contractors

VIESMANN

Vitocrossal 200
Type CM2C, 75 to 311 kW

Gas condensing boiler
For

open flue

and

room sealed

operation

VITOCROSSAL 200

5799212 GB/en 12/2017

Dispose after installation.

Summary of Contents for CM2C

Page 1: ...ation instructions for contractors VIESMANN Vitocrossal 200 Type CM2C 75 to 311 kW Gas condensing boiler For open flue and room sealed operation VITOCROSSAL 200 5799212 GB en 12 2017 Dispose after installation ...

Page 2: ...gulations to be observed National installation regulations Statutory regulations for the prevention of accidents Statutory regulations for environmental protection Codes of practice of the relevant trade associations All current safety regulations as defined by DIN EN DVGW TRGI TRF VDE and all locally applicable standards a ÖNORM EN ÖVGW G K directives ÖVGW TRF and ÖVE c SEV SUVA SVGW SVTI SWKI VK...

Page 3: ...ics unit 11 Fitting the thermal insulation and casing 12 Thermal insulation mats 12 Pre assembling the side panels 13 Fixing rails and retaining brackets 14 Front of top panel and programming unit 15 Fitting the connecting cables 18 Back panels 23 Connections on the heating water side 24 Making the safety connections 25 Connecting the control unit 25 Connections to the electronics unit 25 Fitting ...

Page 4: ...Fit new component or In conjunction with a tool Clean the sur face Dispose of component correctly Dispose of component at a suitable collec tion point Do not dispose of component in domestic waste Intended use The appliance is only intended to be installed and operated in sealed unvented heating systems that comply with EN 12828 with due attention paid to the associated installation service and op...

Page 5: ...burner for natural gas E and LL 186 to 311 kW rated heating output with modulat ing MatriX cylinder burner for natural gas E LL and LPG P Permissible operating pressure 6 bar Delivery Boiler body on pallet Thermal insulation burner electronics unit with cable harnesses and programming unit packed separately Conversion for other countries The Vitocrossal 200 may only be delivered to the countries s...

Page 6: ...Dimensions for installation as a two boiler system with Viessmann accessories Installation instructions for flue gas header and hydraulic system connection D Clearance for adjusting the side panels Dimensions in brackets are minimum clearances Clearance dimensions 5799212 ...

Page 7: ... If the boiler is installed at ground level the condensate drain must be no more than 50 mm above floor level Otherwise install a conden sate removal pump 2 A 1 Fig 2 1 Insert adjusting screws A into the base rails from above The adjusting screws are supplied in the accessory pack Recommendation Position the boiler on adjustable anti vibration feet accessories Insert adjustable feet into the base ...

Page 8: ...boiler body Wear safety boots 1 Undo the 4 screws and remove 2 Lift the boiler off the base frame Please note If the drain connector is left unprotected it can be damaged while the boiler is being transported and set down without the base frame Set the boiler down carefully place timber below if necessary 3 Fit the base frame in reverse order Torque for fixing screws 40 Nm Siting and levelling the...

Page 9: ... Fig 4 1 Remove the four M10 nuts with washers and the hinge bracket 2 Attach the hinge bracket to the threaded pins on the right hand side in reverse order Adjust the gap between the boiler front panel and the hinge bracket to 16 0 5 mm Torque 18 Nm Mounting the burner 5799212 ...

Page 10: ... electrodes or insulation block 2 Close the burner Tighten the screws diagonally Torque 18 Nm 3 Check that the gap between the boiler front panel and the hinge bracket is 16 mm 0 5 mm so that the boiler door closes tightly Correct if necessary using the 4 nuts Torque 18 Nm Danger Leaks from the boiler door can result in poi soning through escaping flue gas Check the boiler door for leaks For exam ...

Page 11: ...the bracket with electronics unit to the upper rails at the back of the boiler 4 Connect the earth cable of the electronics unit to the blade terminal contacts in the bracket 5 Connect the earth cable supplied for the cover panel to the blade terminal contacts in the bracket Fitting the electronics unit 5799212 ...

Page 12: ...e All required components are included in the thermal insulation box Thermal insulation mats 2 1 3 Fig 7 Secure all thermal insulation mats with spring hooks Fitting the thermal insulation and casing 5799212 ...

Page 13: ... panels for the front centre and back on a suitable surface e g packaging materials and align 2 Secure the guide rails with sliding profile to the side panels with screws through the installation holes Fitting the thermal insulation and casing cont 5799212 ...

Page 14: ... the base rails flush with the front 2 Top fixing rails Secure at the front with screws through the front slot 3 Position the pre assembled side panels with the guide rails at the bottom then hook onto the tabs in the fixing rails at the top Fitting the thermal insulation and casing cont 5799212 ...

Page 15: ...s spring to the right or left hand fixing rail 02 Fit the short and long links each with two M6 screws to the right and left hand fixing rails 03 Secure the crossbar to the upper rails of the boiler using two M6 screws Fitting the thermal insulation and casing cont 5799212 ...

Page 16: ...the inside Secure the programming unit with 4 screws Ø 4 8 mm 05 Secure 2 braces to the control unit panel each with 2 screws Ø 4 8 mm 06 Secure the control unit panel to the front of the top panel with two screws Ø 4 8 mm and four M6 screws Fitting the thermal insulation and casing cont 5799212 ...

Page 17: ...the gas spring Secure the short and long links each with two M6 hexagon socket screws 09 Insert one M6 screw halfway into the right hand side panel and likewise another into the left hand side panel 10 Pivot the front of the top panel downwards The braces should rest on the screws in the side pan els Fitting the thermal insulation and casing cont 5799212 ...

Page 18: ...the following diagram for the spacing between cable ties 2 Secure 230 V cables B to the top right hand fixing rail using the cable ties provided as shown in the diagram See the following diagram for the spacing between cable ties Note Secure the cables in such a way that they do not prevent adjustment of the side panels Fitting the thermal insulation and casing cont 5799212 ...

Page 19: ...19 Fig 14 Fitting the thermal insulation and casing cont 5799212 ...

Page 20: ...rt the data cable plugs as shown in the dia gram 2 Insert the sensor lead plugs as shown in the dia gram 3 Insert the 230 V cable plugs as shown in the dia gram Please note Cables can be damaged by high temperatures Prevent contact with hot components Fitting the thermal insulation and casing cont 5799212 ...

Page 21: ...amming unit A B C Fig 16 A 230 V cable B Data cable to the control unit C LAN cable to the back of the boiler Insert the 230 V cable plugs and data cable plugs as shown in the diagram Fitting the thermal insulation and casing cont 5799212 ...

Page 22: ...41 151 53 LAN 15A 15B Fig 17 1 Insert the data cable plugs as shown in the dia gram 2 Insert the 230 V cable plugs as shown in the dia gram 3 Guide all cables in through the base of the control unit enclosure and apply strain relief Fitting the thermal insulation and casing cont 5799212 ...

Page 23: ... the retaining rails 3 Hook the centre back panel into the retaining rails 4 Hook the top back panel into the retaining rails 5 Align the back panels Check whether the seal of the electronics unit fits closely against the top back panel If not correct the position of the electronics unit 6 Refit the top back panel Fitting the thermal insulation and casing cont 5799212 ...

Page 24: ...ces Install all pipe connections free of load and torque stress Boiler flow and return connections Rated heating output Connection PN 6 KR KV KR2 142 kW DN 50 DN 50 186 kW DN 65 DN 50 1 Fit with a gasket subject to order accessories Safety connection A Boiler return 2 with safety connection B 2 Thoroughly flush the heating system 3 Connect the heating circuits Please note Unsuitable water quality ...

Page 25: ...minimum pressure limiter can be installed for this available as accessories Safety valve Equip boilers with a safety valve that is individually tes ted to EN 12828 and is marked according to the sys tem version Connecting the control unit Connections to the electronics unit Boiler control unit installation instructions Note Route 230 V cables and LV leads separately Please note Hot components can ...

Page 26: ...r 2 Insert the top right hand panel Push the front tab into the slot in the front crossbar 3 Secure both top panels with screws Ø 4 8 mm 4 Connect the earth cable to the top back panel Hook in the top back panel and secure with the two rotary fasteners Fitting the top panels and the top back panel 5799212 ...

Page 27: ...missioning until the following conditions are met Free passage through the flue gas pipes Flue system with positive pressure is gas tight Inspection port covers checked for secure and tight seating Apertures for ensuring sufficient combustion air sup ply are open and cannot be closed off Applicable regulations on installing and commission ing flue systems have been followed Danger Leaking or block...

Page 28: ...tion external 7 19 mm Neutralising system if included Site the neutralising system behind the boiler and con nect it to the condensate drain Connect the neutralising system to the drainage sys tem Neutralising system installation instructions Gas connection Route the gas line through the knock out aperture in the right or left hand side panel Connections on the flue gas side cont 5799212 ...

Page 29: ...installed in the gas line If the gas line has been contaminated e g old pipes with corrosion products we recommend installing a gas filter in the supply line Max permiss gas supply pressure 50 mbar 5 kPa Gas connection Rated heating output Connection 186 kW R 1 246 kW R 1 5 Carry out a tightness test Please note Excessive test pressure will damage the burner and gas train Max test pressure 150 mba...

Page 30: ...el at the bottom and pivot up ensuring that the hole at the top is still accessible 3 Insert 2 screws using a slot screwdriver This will protect the front panel against unauthor ised access 4 Pivot the front panel closed and click it into place 5 Affix the product designation label to the front panel Label showing installation information Commissioning and adjustment 5799212 ...

Page 31: ...31 5799212 ...

Page 32: ... 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 5799212 Subject to technical modifications ...

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