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5797 340 - 01

Vitoflex 300-RF Installation & Operating

Important Regulatory and Installation Requirements

Take note of all symbols and notations intended to draw attention to potential hazards or important

product information. These include ”WARNING”, ”CAUTION”, and ”IMPORTANT”.

Codes

The installation of this unit shall be in accordance with

local codes. In the absence of local codes, use:

B365-10, Installation Code for Solid-Fuel Burning

Appliances and Equipment.
All electrical wiring is to be done in accordance with the

latest edition of CSA C22.1 Part 1 and/or local codes. In

the U.S. use the National Electrical Code ANSI/NFPA 70

where required by the authority having jurisdiction.

Mechanical room

Ensure the mechanical room complies with the

requirements listed in this manual. See section entitled

Mechanical Room.

Working on the equipment

The installation, adjustment, service, and maintenance

of this boiler must be done by a licensed professional

heating contractor who is qualified and experienced in

the installation, service, and maintenance of hot water

boilers. There are no user serviceable parts on the boiler,

or control.
Ensure main power supply to equipment, the heating

system, and all external controls have been deactivated.

Take precautions to avoid accidental activation of power

during service work.

Technical literature

Literature applicable to all aspects of the Vitoflex 300-RF

wood-fired boiler:
- Installation and Operating Instructions
- Service and Maintenance Instructions
- Field Wiring Diagram



Please carefully read this manual prior to attempting

installation. Any warranty is null and void if these

instructions are not followed.

For information regarding other Viessmann

System Technology componentry, please reference

documentation of the respective product.

We offer frequent installation and service seminars

to familiarize our partners with our products. Please

inquire.



The completeness and functionality of field supplied

electrical controls and components must be verified

by the heating contractor. These include low-water

cut-offs, flow switches (if used), staging controls,

pumps, motorized valves, air vents, thermostats, etc.



Leave all literature at the installation site and advise

the system operator/ultimate owner where the

literature can be found. Contact Viessmann for

additional

copies.



This product comes with several safety instruction

labels

attached.

Do not remove!

Contact Viessmann immediately if replacement labels

are

required.

General Information

Содержание Vitoflex 300-RF 150

Страница 1: ...ore commencing installation and start up Failure to comply with these Installation Instructions will render all warranties null and void Working on the equipment The installation adjustment service and maintenance of this product must be performed by a licensed professional heating contractor who is qualified and experienced in the installation service and maintenance of hot water heating boilers ...

Страница 2: ...tant Regulatory and Installation Requirements Contaminated air Air contaminated by chemicals can cause by products in the combustion process which are poisonous to inhabitants and destructive to Viessmann equipment For a listing of chemicals which cannot be stored in or near the boiler room please see subsection entitled Mechanical Room Advice to owner Once the installation work is complete the he...

Страница 3: ...Indicates an imminently hazardous situation which if not avoided could result in death serious injury or substantial product property damage Indicates an imminently hazardous situation which if not avoided may result in minor injury or product property damage Helpful hints for installation operation or maintenance which pertain to the product This symbol indicates to note additional information Th...

Страница 4: ...erials 16 First aid measures 16 Power Failure Provision 17 Venting Requirements 17 Mechanical Room 18 Mechanical room conditions 19 Combustion Air Supply 20 Codes 20 General 20 Confined spaces 20 Unconfined spaces 20 Louvers and grilles 20 Negative pressure 20 Technical Data 21 Boiler Dimensions 22 Boiler Components 24 Recirculation System 25 Chimney Connection 26 Assembly instructions for draft d...

Страница 5: ...dary Air 54 Flow 55 Flue Gas Fan 57 Buffer Tank 58 Boiler 2 59 DHW Circulation 1 60 DHW Tank 2 61 Heating Circuit 3 62 Cleaning the Touchscreen 63 Setting the Language 63 Designating Heating Circuits 63 Parameter Set Management 64 IP Settings 65 User Administration 66 Diagrams 67 Shutting Down the Heating System for an Extended Period 69 Sub area Screens for the Boiler 70 Sub area Screens for the ...

Страница 6: ... power supply to equipment the heating system and all external controls have been deactivated Take precautions to avoid accidental activation of power during service work Technical literature Literature applicable to all aspects of the Vitoflex 300 RF wood fired boiler Installation and Operating Instructions Service and Maintenance Instructions Field Wiring Diagram Please carefully read this manua...

Страница 7: ...es and temperatures in excess of those listed will result in damages and will render the warranty null and void Maximum allowable working pressure water 30 or 60 psi Maximum water temperature 250 F 120 C closed loop Maximum boiler temperature 210 F 99 C open loop This boiler does not require a flow switch Codes and standards CSA B366 1 M91 Solid Fuel Fired Central Heating Appliances CSA C22 2 NO 3...

Страница 8: ...t is burned A mechanical adjustable damper provides a constant ratio of the quantity of re circulated gas to fresh air over the entire output range The flue gas blower is specially designed for wood heating operation and is very quiet The motor has a solid heat resistant design with a heat dissipation hub and is spring supported The blower casing has a round intake port and a round blowout nozzle ...

Страница 9: ...mum clearances to walls for installation and maintenance work must be observed Anti vibration boiler supports may be used if anti vibration measures are required Vitoflex 300 RF 150 300 Hoist by the lifting lug Vitoflex 300 RF 400 540 Hoist by boiler supply and boiler return flanges using a lifting lug IMPORTANT WARNING Follow instructions for proper installation For wood fired installations This ...

Страница 10: ...De ashing system optional and drive for the de ashing system Air compressor optional and connection to the pneumatic cleaning system optional The flue gas exhaust blower is not attached to the flue gas collector Re circulation system and insulation optional Flue gas cyclone optional comes in two pieces The in feed auger is detached from the combustion chamber Fire extinguishing system for the in f...

Страница 11: ...the combustion chamber Measurements of the largest part for reduced boiler size Special delivery condition fully disbanded For special circumstances like heavily restricted space to bring the boiler into the heating room the size of the boiler can be reduced by detaching additional components to the ones as described in section Standard delivery condition and Special delivery condition partially d...

Страница 12: ...ntreated wood that has been used prior to its energetic utilization e g pallets It is reduced in size by shredders for thermal utilization The metal parts have to be removed by magnetic separators If different fuels are used Viessmann will not assume any liability for the functioning or service life of the boiler plant Refer to the Warranty section in the General Terms and Conditions of Delivery B...

Страница 13: ...ent Fuel Size Description a S130 8 1 W10 to W20 C1 Sawdust untreated planing shop b1 S200 12 5 W20 to W35 C1 Sawdust untreated sawmill c2 S250 15 6 W35 to W50 C1 Sawdust untreated sawmill Wood chips Fuel code Bulk Density kg m lb ft Water content Fuel Size Description b2 S200 12 5 W20 C7 Forest wood chips soft untreated c1 S250 15 6 W20 to W35 C7 Forest wood chips soft untreated d1 S300 18 7 W20 t...

Страница 14: ...tions regarding cleaning are based on untreated wood with bark attached with an ash amount of 0 8 of the fuel mass If the ash content is higher and or the ash melting point is lower increased maintenance and or cleaning are required Changing fuels A substantial change in fuel quality such as bulk density water content dust proportion or ash content might require a manual correction of the firing p...

Страница 15: ...e of rust on the flue gas pipes their joints as well as vent dampers or side wall vent terminals if so equipped Ensure that nothing is obstructing the flow of combustion and ventilation air and no chemicals garbage gasoline combustible materials flammable vapors and liquids are stored not even temporarily in the vicinity of the boiler DO NOT allow unsupervised children near the boiler Service insp...

Страница 16: ...s gently with soap and warm water after handling Suppliers of ceramic fiber products recommend the following first aid measures Respiratory tract nose and throat irritation If respiratory tract irritation develops move the person to a dust free location Eye irritation If eyes become irritated flush immediately with large amounts of lukewarm water for at least 15 minutes Eyelids should be held away...

Страница 17: ...oled by the thermal safety flush valve Backup power supply or backup generator is highly recommended to ensure continuous operation in the event of power failure Venting Requirements For installations in Canada The boiler venting system must be tested and listed by a Nationally Recognized Testing Lab such as ULC CSA for solid fuel burning appliances The Vitoflex 300 RF rotating combustion system i...

Страница 18: ...lus filling with water and fuel The load bearing capacity of the floor in the area of the boiler bearing surface must be 512 lb ft 2500 kg m IMPORTANT Always follow the most up to date local municipal and building regulations and codes x Fuel feed to the boiler y Heat resistant floor Surface medium grey Boiler supporting surface Ensure the mechanical room complies with the requirements in these in...

Страница 19: ...ons e g as contained in paints solvents or cleaning fluids and excessive dust e g through grinding or polishing work Combustion air for the heating process and ventilation of the boiler room must be free of corrosive contaminants To that end any boiler must be installed in an area that has no chemical exposure For the main currently known sources refer to sources of combustion and ventilation air ...

Страница 20: ...es and Equipment latest edition Always use latest edition codes Confined spaces When a furnace or boiler is enclosed in a space that has a volume less than 20 of that to be heated by the appliance the space shall a have a permanent opening or openings for natural air circulation with a minimum net free area of 1 5 in 1000 Btu h 3300 mm kW input and b connect to another space or spaces such that th...

Страница 21: ...3 883 15 55 11 29 350 1330 310 1 28 8 354 1340 20 75 22 56 399 1510 424 1 39 4 426 1613 24 91 24 90 60 or 90 4 or 6 30 or 60 2 or 4 250 120 149 65 Weight Weight of combustion chamber Weight of pressure vessel 30 psi 6 Weight of pressure vessel 60 psi 6 Weight of displacement rods Weight of flue gas exhaust blower Weight of in feed auger Total weight without water 30 psi 7 Total weight without wate...

Страница 22: ...125 5 DN 125 h in mm 12213 16 3120 13413 16 3424 14813 16 3780 157f 4004 1665 8 4232 k in mm 149 16 370 149 16 370 175 16 440 175 16 440 249 16 548 l in mm 34a 870 45a 1150 45a 1150 54c 1390 54c 1390 m in mm 69b 1765 7911 16 2024 7911 16 2024 891 16 2262 9113 16 2332 n in mm 717 8 1825 821 16 2084 821 16 2084 95e 2422 1 98d 2492 1 o in mm 279 16 700 279 16 700 279 16 700 279 16 700 293 16 742 p in...

Страница 23: ...ntinued Mechanical Dimensions Boiler Model RF 150 220 300 400 540 a in mm 119b 3035 120b 3059 1347 16 3415 136d 3457 1451 16 3685 b in mm 889 16 2250 89b 2274 1039 16 2630 10215 16 2614 1117 16 2842 Legend A Boiler Return B Boiler Supply C Automatic de ashing system optional ...

Страница 24: ...automatic de ashing assembly J Light barrier for in feed auger K Limit switch for maintenance cover L Temperature sensor for in feed auger M Light barrier for ember monitoring 2 locations N Light barrier for automatic de ashing system Legend A Pneumatic cleaning system optional B Cleaning cover flue gas collector alternate port for the flue gas exhaust blower C Cover with sight glass D Recirculati...

Страница 25: ...ing x16 G Elbow 15º x2 H Elbow 30º x2 I Elbow 90º with cleanout x3 J Pipe 97 8 in 250 mm x3 K Pipe 19f in 500 mm x3 L Pipe 39e in 1000 mm x3 M Insulation optional x5 RD Recirculation pipe diameter for Vitoflex 300 RF 150 and 220 is 3d in 80 mm for Vitoflex 300 RF 400 and 540 is 5d in 130 mm VD Vent pipe diameter for Vitoflex 300 RF 150 and 220 is 97 8 in 250 mm for Vitoflex 300 RF is 117 8 in 300 ...

Страница 26: ... the chimney connection drawing above 4 Assemble the two draft damper adapters B with bolt E and nut G 5 Fasten the clamping band C and the draft damper adaptor assembly over the cut opening with bolt H washer F and nut G 6 Insert the draft damper door A into the draft damper opening with the weight to the bottom of the door and fasten together with screws D 7 Tighten all fasteners and seal all ga...

Страница 27: ... clean gas space alternate mounting of flue gas exhaust blower shown in dark grey B Cleaning cover crude gas chamber C De duster axial cyclone D Ash bin support frame 24 USG 90 L E Recirculation gas to boiler F Flue gas to chimney Ash bin support frame positioning is possible in 4 x 90 extraction ash bin Supplied with 1 flue gas cyclone 1 ash container 24 USG 90 L CAUTION The effects of heat can c...

Страница 28: ...nst corrosion In the case of boiler demand the filter cartridges are preheated If the set filter temperature is reached boiler start up operation is enabled If the temperature falls below the filter temperature set point the filter heating system starts in heating mode The filters are cleaned automatically in the counter current This means that the dust layer on the mesh is regularly discarded int...

Страница 29: ...p in mm 357 16 900 357 16 900 357 16 900 q in mm 4615 16 1192 4615 16 1192 47 1040 r in mm 4215 16 1069 4215 16 1069 4215 16 1069 s in mm 31b 800 31b 800 31b 800 t in mm 86f 2200 86f 2200 86f 2200 Weight Transport weight lb kg 1036 1036 470 470 1081 1081 490 490 1081 1081 470 470 Total weight lb kg 2073 940 2117 960 2161 980 Metal Mesh Filter continued Legend A Clean gas collector B Crude gas dist...

Страница 30: ...an isolation valve between the boiler and the pressure relief valve The discharge pipe for the pressure relief valve must be oriented to prevent scalding of attendants Pipe the pressure relief valve discharge pipe close to floor drain Never pipe the discharge pipe to the outdoors IMPORTANT Boiler system with return 3 way mixing valve To reliably prevent boiler corrosion through condensation of the...

Страница 31: ... 4 in Boiler supply flange 2 O Supply sensor well sensor supplied P Return sensor well sensor supplied Q 3 in or 4 in Boiler return flange 2 R Sensor well for thermal safety flush valve Rb in sensor supplied 1 See section piping and installation of safety devices 2 3 in boiler flange for Vitoflex 300 RF 150 300 4 in boiler flange for Vitoflex 300 RF 400 540 Note All fittings shown and sensors indi...

Страница 32: ... must be facing forward Adjustment 2 heat exchanger loops for Vitoflex 300 RF 400 540 Safety heat exchanger top view Drain inspection port System fill System fill PRV Legend A Additional heat source B Thermal storage tank as low loss header option A 3 sensors optionally 5 sensors C Distributor heat consumer D Thermal storage tank 1 E Thermal storage tank 2 F Two thermal storage tanks as low loss h...

Страница 33: ...ed in the scope of supply provided by Viessmann M 20 Boiler pump Y 20 Boiler 3 way mixing valve PRV Pressure relief valve pressure set to 30 or 60 psi TS2430 Thermal safety flush valve R in approved component special purpose designed for opening at a temperature of 122 248 F 50 120 C safety heat exchanger loop built into the boiler The Vitoflex 300 RF 150 to Vitoflex 300 RF 300 have one safety hea...

Страница 34: ...ance speed into the combustion chamber Back flash safeguard The Vitoflex 300 RF Rotating Combustion System is operated with continuous negative pressure and is equipped with a backflash prevention device This device prevents backflashes caused by flying embers or combustible gases that may ignite the fuel system Automatic In feed auger extinguishing system The supplied fire extinguishing system is...

Страница 35: ...me is considered a suitable safeguard against back burn Max over pressure allowed in fuel storage unit 500 Pa 2 00 wc Max negative pressure allowed in fuel storage unit 0 Pa 0 wc Fire Protection continued IMPORTANT IMPORTANT IMPORTANT Double rotary valve with pressure compensation system If due to special circumstances any mechanically produced negative pressures or extraordinarily high overpressu...

Страница 36: ...ition 3 equals approximately 176 F 80 C The lines must be executed as hard piping in metal b in It must not be possible to shut off the cold water inlet without the aid of tools Be especially sure to comply with the instruction in the Fire Protection section The lines must be executed as hard piping in metal b in It must not be possible to shut off the cold water inlet without the aid of tools Be ...

Страница 37: ...N1 2 4 Washer 3 2 Hex nut M6 4 2 Threaded rod M6 5 2 Stud anchor e in x 4a in 10 mm x 108 mm 6 1 Mounting bracket 7 1 Plastic container 6 6 USG 25L 8 2 Clamping band 9 1 Duct b in 10 1 90 street elbow b in 11 1 Strainer b in Item No Quantity Description 12 1 Connector b in 13 1 Danfoss AVTA 14 1 Reducer c in b in 15 1 Union c in 16 1 Gasket c in 17 1 90 street elbow c in 18 1 Weld on nipple c in 1...

Страница 38: ...s cyclone and flue gas exhaust blower as well as recirculation line and the exposure to dust during cleaning is at a minimum The ambient temperature for the control panel approx 4 in 100 mm away from the control cabinet should not exceed 104 F 40 C while the system is in operation The minimum temperature must not be less than 50 F 10 C In case of doubt preference should be given to placing the con...

Страница 39: ...s fan K Flue gas recirculation line L Ignition fan M Feed N Grate drive O Cleaning hatch ash box P Light barriers firebed Q Automatic ash removal R Secondary air damper S Drive rotation mechanism T Boiler door The Vitoflex 300 RF is an automatic solid fuel boiler with rotation combustion The boiler is made of steel The lower section contains the infeed grate The rotation combustion takes place in ...

Страница 40: ... removal the ash is collected in ash pans Boiler safety equipment The heat exchanger contains a high limit safety cut out and water pressure switches positive and or vacuum pressure The safety heat exchanger must be connected via a thermally activated safety valve In the fuel supply area safety limit switches are installed on the inspection covers Burn back protection Burn back protection on the f...

Страница 41: ...he Screw conveyor fill time parameter Combustion chamber filling Cold start Fuel is delivered via the feed on to the infeed grate During this process the feed screw conveyor operates with the Combustion chamber fill time parameter Ignition The ignition system is in operation The controller monitors the ignition process see page 47 Load The system is in heating mode Run screw conveyor until empty T...

Страница 42: ... keyboard is closed and no data is saved B Entry field Contents can be changed by tapping in the box by means of the keyboard C Enter key Saves the entered data and closes the keyboard The programming unit is equipped with a touchscreen To input settings and call up information tap the on screen buttons Assistance with touchscreen input On some of the controller screens you can enter text and valu...

Страница 43: ...ither a detailed view or an overview The detailed view and overview are accessed via the button in the footer The Fuel Secondary air Flow and Flue gas fan buttons provide access to the relevant sub area screen If a component is in manual mode this is indicated by the symbol on the associated button The headers and footers of the default display follow the same structure in all user interfaces of t...

Страница 44: ...vel in E Flue gas temperature no button Displays flue gas temperature in C F Boiler animated flame The flame is depicted in 3 sizes to indicate the current output G Fuel supply animated Green arrows indicate that fuel is currently being supplied Overview display In the overview display the large buttons show the status of the sub areas The symbol shows that all components in the sub area are OK Le...

Страница 45: ...iew the controller screens and activate automatic mode from the default display A component is currently in manual mode You can switch on manual mode When you do so all components which are in manual mode are switched back to automatic mode System is currently in automatic mode Colour of symbol Green Time e g 10 39 Set the date and time via a window Footer Returns you to the default display Takes ...

Страница 46: ...tion The screen for heat distribution can be accessed from the default display via the following button See page 73 The sub area screens for heat distribution are accessed via buttons DHW circulation 1 DHW cylinder 2 and Heating circuit 3 Parameters On each sub area screen the sub area s parameter level can be accessed via the following button The parameters may be assigned to several tabs See pag...

Страница 47: ...sing the button The combustion chamber is automatically filled with fuel The controller switches to the Ignition operating state The ignition fan is started The amount of fuel can be set on the programming unit via parameters in the Fuel sub area Manual adjustment of the fuel amount is carried out via Fuel supply see page 70 Ignition monitoring The ignition is monitored by the controller After no ...

Страница 48: ...200 300 Screw conveyor fill time Feed screw conveyor runtime for supplying fuel Applies only to warm starts i e when the combustion chamber temperature is sufficiently high seconds 10 to Combustion chamber fill time 10 60 Dosing hopper idle runtime Runtime of the feed screw conveyor until hopper is refilled seconds 0 to 100 25 Cycle after heatup Left entry field Cycle time in Ignition operating st...

Страница 49: ...0 Limit temperature feed pipe Feed temperature at which safety measures are initiated If the temperature at the feed pipe reaches the selected temperature limit the warning message Feed warm is displayed If the temperature at the feed pipe continues to rise a fault message is displayed and the feed is switched on to move fuel into the combustion chamber 20 to 90 70 Firebed delay cycle ramp Require...

Страница 50: ...100 0 Transverse screw conveyor Delay ON For definition of Delay ON see above seconds 0 to 100 2 Delay OFF For definition of Delay OFF see above seconds 0 to 100 2 5 Container or Hydraulics Delay ON For definition of Delay ON see above seconds 0 to 100 2 Delay OFF For definition of Delay OFF see above seconds 0 to 500 2 Parameters column Description Setting in Delay ON Start delay for the componen...

Страница 51: ...ner is empty Manual 1 2 or 3 Container 1 2 or 3 is in manual mode The relevant container is used Delay empty message Delay due to empty message In the event of an empty message the system changes over to the next available container If no further containers are available a controlled system shutdown is performed seconds 0 to 800 300 Cycle control Delay ON For definition of Delay ON see above secon...

Страница 52: ... barrier firebed 1 is positioned closer to the feed than the light barrier firebed 2 Firebed 1 Feed Fill level indicator for the feed screw conveyor Ash removal Displays the ash level in the ash chamber below the infeed grate Conveyor system Fill level indication for the fuel supply screw conveyors In the case of several conveyor devices the smallest number is the closest to the boiler Horizontal ...

Страница 53: ...ish to block the pneumatic cleaning system enter 00 00 to 00 00 Times are in the hh mm format hh hours mm minutes hours minutes 00 00 to 23 59 00 00 Run on ascending ash screw Run on time of the ascending ash screw If the light barrier for the ash level no longer detects any ash the ash removal screw conveyor stops and the ascending ash screw runs on for the period of time set with this parameter ...

Страница 54: ... 0 to 5 0 2 Set resid O2 calculated Displays the current set value for the residual oxygen content modulating set value Minimum value Residual O2 set at full load Maximum value Residual O2 set plus Resid O2 part load offset at partial load Residual O2 minimum Minimum residual oxygen content If the residual oxygen content falls below this value the feed system is stopped 3 to 10 4 Sec air damper po...

Страница 55: ...oiler valve Actual Displays the valve position in of greatest opening seconds 80 to 500 140 Runtime boiler circuit pump minimum Minimum boiler circuit pump runtime minutes 1 to 30 10 Minimum system temperature actual Selection of whether a minimum system temperature is specified If the parameter is set to Yes input the required minimum set value for the system temperature Actual Set minimum system...

Страница 56: ...ontroller tab Flow controller Parameters Setting range Default value P factor 1 to 100 50 D factor 1 to 100 50 Cycle time 1000 to 15000 5000 Return controller Parameters Setting range Default value P factor 1 to 100 15 D factor 1 to 100 15 Cycle time 5 to 20 10 Parameters ...

Страница 57: ... a clear sign that there are no embers left in the combustion chamber If the flue gas temperature drops below this value the controller switches from the Burnout operating state to Off or Standby ON OFF F C 122 to 302 50 to 150 194 90 Delay burnout OFF Delay before changeover of operating state when Flue gas temperature burnout OFF is reached minutes 2 to 60 10 Flue gas temperature limit If the fl...

Страница 58: ...at 15 C Set tank temperature at less 15 C 27 F outside temperature F C 88 to 203 31 to 95 185 85 Tank temperature minimum Minimum set tank temperature F C 122 to 201 50 to 94 167 75 Tank temperature maximum Maximum set tank temperature F C 124 to 203 51 to 95 194 90 Outside temperature Displays the current outside temperature F C Tank charging to sensor Setting specifies to which sensor the boiler...

Страница 59: ...erature drop If the temperature at the set sensor falls below the start temperature by this value the boiler starts without start delay F C 50 to 122 10 to 50 68 20 Minimum runtime Minimum runtime of Boiler 2 after starting up minutes 0 to 600 10 Boiler start at sensor Setting specifies which sensor Boiler 2 should start at B28 2 B28 2 Tank charging to sensor Setting specifies to which sensor Boil...

Страница 60: ... heating phase End End of heating phase Heating periods tab Set heating times 1 In the Heating period 1 line tap on the Start column 2 Using the numeric keypad enter the time Confirm with Enter or terminate the entry with Esc 3 In the Heating period 1 line tap on the End column and enter the time Confirm with Enter or terminate the entry with Esc 4 Activate the set heating periods by selecting the...

Страница 61: ...t temperature for DHW F C 104 to 176 40 to 80 140 60 Offset set return temperature Setting specifies how much above the actual DHW temperature the return set temperature is F C 41 to 86 5 to 30 86 30 Start hysteresis Setting specifies how much below the set DHW temperature the DHW heating starts F C 34 to 50 1 to 10 41 5 Set valve runtime Valve runtime from 0 to 100 in seconds seconds 20 to 500 14...

Страница 62: ...94 20 to 90 104 40 Set flow at 10 C Set supply temperature at less 10 C 18 F outside temperature F C 68 to 194 20 to 90 122 50 Set value heating curve Displays the current set temperature Minimum flow Minimum set supply temperature F C 68 to 201 20 to 94 86 30 Maximum flow Maximum set supply temperature F C 70 to 203 21 to 95 158 70 Night setback Temperature value by which the set supply temperatu...

Страница 63: ...out effect 4 Clean touchscreen Tap the following on screen buttons 1 Menu 2 Panel 3 Flag symbol for the available languages The selected language is switched over in the touchscreen Designating Heating Circuits Tap the following on screen buttons 1 Menu 2 Panel 3 Heating circuit designation 4 Heating zone The selected heating assembly can be renamed using the keypad Confirm with Enter or terminate...

Страница 64: ...ected parameter set E Create Creates a new parameter set F Delete Deletes the selected parameter set F Load factory settings Resets the controller to its factory settings Saving importing parameter sets Parameter sets can be saved or imported provided an external data carrier has been connected to the USB connection of the programming unit 1 Connect a data carrier to the USB connection The Copy pa...

Страница 65: ...nter to confirm The computer s current IP address subnet mask and default gateway are displayed under Ethernet adaptor LAN connection 6 Note down the IP address subnet mask and default gateway for subsequent configuration Configuring the controller network Ensure that the following requirements are met Controller and computer are connected to the network Controller is switched on 1 On the programm...

Страница 66: ...pad enter the password 0 Confirm with Enter or terminate the entry with Esc The Change user window is displayed 3 Enter the name via the keypad and the password via the numeric keypad Confirm with Enter or terminate the entry with Esc 4 Save the changes with OK or terminate the entry with Cancel Changing user and or password 1 Tap the name or password field you wish to change The Enter password pr...

Страница 67: ... Overview of displayed variables Gives the values for the current cursor position Tap in this area to display the diagram settings screen see page 68 B Diagram with the selected variables Tap the diagram to zoom into the time axis C Zoom Shows the time axis in a higher resolution in the diagram Sets the time range to 30 minutes Shows a greater time range D Current cursor position Moves the cursor ...

Страница 68: ...r The parameter is highlighted with a blue background and is selected Configure the selected parameter in the diagram with Color Limit max and Limit min Delete the selected parameter from the current diagram with Trend C Time axis of the current diagram The display of the selected parameter in the diagram can be set for 30 minutes or 1 hour D Limit max Set the upper scale value of the selected par...

Страница 69: ...Pay particular attention to the following combustion chamber components and parts 1 Check the ash removal zones under the grate through the maintenance cover Remove all ash 2 Clean the grate elements and check for damage 3 Have damaged grate elements replaced by the Technical Service department 4 Check the flanged connections of the fuel supply system 5 Tighten any slack screws 6 Replace damaged g...

Страница 70: ...ed Light barrier for ash removal is interrupted button Activate manual ash removal button Activate automatic ash removal Secondary air Legend A Displays actual and set oxygen content in the flue gas in B Displays actual and set opening of the primary air damper in The position of the damper shows the current opening C Displays actual and set opening of the secondary air damper in The position of t...

Страница 71: ...Screens for the Auxiliary Systems The screen for the auxiliary system can be accessed from the default display via the button Legend A Buffer tank Displays the average buffer temperature in C B Default set value Displays the default set temperature in C C Boiler 2 Displays the actual system temperature at the start sensor in C The sub area screens for the auxiliary systems are accessed via buttons...

Страница 72: ...ctivate manual mode for return mixer button Activate automatic mode for return mixer Default set value Legend A Displays actual and set supply temperature in C B Default flow temperature C External demand button Activate default supply temperature button Deactivate default supply temperature Boiler 2 Legend A Displays actual and set cylinder temperature in C B Displays status or operating mode for...

Страница 73: ...lay via the button Legend A DHW circulation 1 B DHW cylinder 2 Displays actual temperature in C C Heating circuit 3 Displays actual temperature in C The sub area screens for heat distribution are accessed via buttons DHW circulation 1 DHW tank 2 and Heating circuit 3 DHW circulation 1 Legend A Displays operating mode setting button Activate manual mode button Activate automatic mode ...

Страница 74: ...s valve setting in B Displays actual and set temperature in C C Displays operating mode setting button Activate manual mode button Activate automatic mode Heating circuit 3 Legend A Displays valve setting in B Displays actual and set temperature in C C Displays operating mode setting button Activate manual mode button Activate automatic mode ...

Страница 75: ...f 7c in 200 mm to the in feed auger no support on the in feed auger Arrange lines in protective cable hose with sufficient leeway to open and close the door mind the door stop Boiler Wiring CAUTION The Viessmann supplied field wiring diagram is not a complete system drawing It is the installer s responsibility to assure that the control is suitable for the respective installation and all necessary...

Страница 76: ...and void if this procedure is not followed IMPORTANT IMPORTANT Fuel for the commissioning For the commissioning sufficient dry fuel max W 20 should be stored for approx 10 24 full operating hours Vitoflex 300 RF 150 approx 2640 lb 1197 kg Vitoflex 300 RF 220 approx 3300 lb 1497 kg Vitoflex 300 RF 300 approx 4400 lb 1996 kg Vitoflex 300 RF 400 approx 5500 lb 2495 kg Vitoflex 300 RF 500 approx 6600 ...

Страница 77: ...in 300 mm above the articulated arm or over the spring mounted plates Then activate the SILO FILLING function To do so press the LOADER SYSTEM button F4 and then the left arrow button Select YES and confirm with OK Wait until the articulated arms or the spring mounted blades move under the cup washer complete by evenly filling the silo The SILO FILLING function enables the filling of the fire box ...

Страница 78: ...e Resetting is only possible when the temperature has fallen to approx 158 F 70 C Possible causes for excess temperature Incorrect setting on the control module Defective component of the system pump or valve Sudden drop in output to zero The in feed auger still has to be emptied The heat yet produced by this can result in surplus temperature Activate DISSIPATE SURPLUS HEAT function Excess Conditi...

Страница 79: ...79 5797 340 01 Vitoflex 300 RF Installation Operating ...

Страница 80: ...5797 340 01 Technical information subject to change without notice Printed on environmentally friendly recycled and recyclable paper Vitoflex 300 RF Installation Operating ...

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