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Vitotrans 300 Installation, Operating and Service

System Pump

Service

1. On a dual pump system, locate the faulty pump.

and remove pump head cover.

IMPORTANT

Refer to completion of service starting on page 65.

Note:

To determine the pump service procedure required,

see ‘System pump fault codes’ on page 61.

1. With the pump head cover off, disconnect cables from

the communication card.

2.  Remove mounting screw.
3.   Remove card by pulling straight out from the pump head.
4.  Replace card, reconnect wires and pump head cover.

Replacing pump communication card

WARNING

DISCONNECT POWER BEFORE SERVICING THE VITOTRANS.

Note:

The Vitotrans 300 is equipped with a variable speed

internal heating system pump, that has been

configured specifically for that Vitotrans 300 model.

WARNING

Do not attempt to alter the configuration of the internal

pump. In case of replacement, only use genuine

Viessmann replacemenrt parts. Failure to do so will

compromise the functionality of the Vitotrans 300.

IMPORTANT

Allow to cool before servicing. See preparing for service

starting on page 53.

Содержание VITOTRANS 300

Страница 1: ...for future reference IMPORTANT Please file in Service Binder Product may not be exactly as shown Vitotrans 300 S3HA Series Indirect Fired Domestic Hot Water Unit Single Wall Vitotrans 300 D3HA Series...

Страница 2: ...ng contractor Please see section entitled Important Regulatory and Installation Requirements H Product documentation Read all applicable documentation before commencing installation Store documentatio...

Страница 3: ...ect 11 Single Direct with DHW Storage Tank 12 Multiple Direct 13 Multiple Direct with DHW Storage Tank 14 Single Solar Direct with DHW Storage Tank 15 Multiple Solar Direct with DHW Storage Tank 16 Re...

Страница 4: ...7 System Pump 58 System Faults 60 System Pump Warning Codes 61 System Pump Fault Codes 61 Sensors and FHL Location 62 Temperature Sensors 63 Flow Sensors 63 Fixed High Limit 64 Completion of Service 6...

Страница 5: ...rvice and maintenance of this equipment must be done by a licensed professional heating contractor who is qualified and experienced in the installation service and maintenance of hot water heating sys...

Страница 6: ...The following topics must be covered Proper system operation sequence Explain the equipment as well Demonstrate an emergency shut down what to do and what not Explain that there is no substitute for...

Страница 7: ...on is to be found This symbol indicates that other instructions must be referenced WARNING Indicates an imminently hazardous situation which if not avoided could result in substantial product property...

Страница 8: ...g layout examples all pumps are field supplied WARNING If a DHW storage tank is used the installer must verify proper operation of the tank temperature sensor with the original manufacturer of the tan...

Страница 9: ...the pipe diameter Branch off from main heating system supply and return from the system side of the low loss header Branch off from main heating system supply The system heat source boiler should be...

Страница 10: ...al fluctuations to DHW flow Thermal mass water content of the hot water heating boiler High mass boilers are typically better suited for direct connection to the Vitotrans Modulation range of the hot...

Страница 11: ...Expansion tank E Point of source tempering valve F Domestic cold water DCW G Domestic hot water DHW H Tempered water building supply Single Vitotrans 300 for use with direct instantaneous domestic hot...

Страница 12: ...storage tank When determining the activation setpoint consider the size of the DHW storage tank and the anticipated minimum constant DHW draw rate based on usage patterns It is also important to ident...

Страница 13: ...water DCW G Domestic hot water DHW H Tempered water building supply Multiple Vitotrans 300 with direct connection to building DHW system Multiple Vitotrans 300 for use with direct instantaneous domest...

Страница 14: ...orage tank When determining the activation setpoint consider the size of the DHW storage tank and the anticipated minimum constant DHW draw rate based on usage patterns It is also important to identif...

Страница 15: ...e size of the DHW storage tank and the anticipated minimum constant DHW draw rate based on usage patterns It is also important to identify the minimum output of the heating system and use this as a fa...

Страница 16: ...n determining the activation setpoint consider the size of the DHW storage tank and the anticipated minimum constant DHW draw rate based on usage patterns It is also important to identify the minimum...

Страница 17: ...60 D3HA 60 S3HA 90 D3HA 90 Top 0 Sides 0 Front 0 Floor combustible Models S3HA 30 D3HA 30 S3HA 60 D3HA 60 S3HA 90 D3HA 90 a in mm 24 610 24 610 24 610 24 610 24 610 24 610 b in mm 24 610 24 610 24 610...

Страница 18: ...Level the Vitotrans 300 with a slight slope towards the base pan drain opening by adjusting the floor levelling bolts Note It is recommended that the levelling bolts included with the boiler are used...

Страница 19: ...pply of the Vitotrans 300 it is recommended that a thread sealant specifically for use with stainless steel pipe is used Proper piping practice Support piping by proper suspension method Piping must n...

Страница 20: ...properly flushed especially if the Vitotrans is connected to an existing heating system in a retrofit application Connect the system to the Vitotrans according to the diagram starting on page 8 Legen...

Страница 21: ...the discharge side of the pressure relief valve The discharge side of the pressure relief valve must continue out of the rear of the Vitotrans in the same size as the outlet horizontally and then ver...

Страница 22: ...d Service Installation Electrical Connections 1 Remove left rear side panel retaining nut and washer 2 Lift left rear side panel handles and remove panel 3 Remove junction box retaining screws 4 Remov...

Страница 23: ...g management system or heating system When installing multiple Vitotrans wire the heat demand contact from each Vitotrans in parallel to the heat source control building management system or heating s...

Страница 24: ...tion with on site cable and RJ45 plug Installation spacing 3000 ft 900 m with RJ45 connector Connection with RJ45 cable on site cable and RJ45 socket Installation spacing 3000 ft 900 m with RJ45 socke...

Страница 25: ...ans terminal block X2 terminals 3 and 4 Power supply 120VAC 1Ph 60Hz Max 2 FLA thru contacts B DHW DHW storage tank loading pump field supplied Vitotrans terminal block X2 terminals 5 and 6 Power supp...

Страница 26: ...lectrical Connections continued Legend A DHW DHW storage tank temperature sensor terminal block X3 terminals 1 and 2 Note See complete system layouts starting on page 8 Temperature sensor for systems...

Страница 27: ...G are not interchanged IMPORTANT Electrical installations must comply with the latest edition of In the U S A the National Electrical Code NEC ANSI NFPA 70 and any other state local codes and or regu...

Страница 28: ...Installation Electrical Connections continued 1 Reinstall junction box cover panel 2 Secure cover panel with retaining screws 3 Position side panel using handles bottom first 4 Secure panel with reta...

Страница 29: ...ystem the heating system itself must be properly flushed to remove dirt and system sludge Accumulations in old heating systems will tend to settle in the Vitotrans and can lead to deposits which can c...

Страница 30: ...the hydronic connection pottable water valves C and E 2 Verify the proper operation of the pressure relief valve F 3 Open the heating system valves B and D 4 Turn the Vitotrans main power switch A to...

Страница 31: ...service From the home screen select menu From the menu select Settings The settings screen will provide access to system setpoints required for the initial set up and configuration of the Vitotrans 30...

Страница 32: ...14 L min for all Vitotrans 300 models sizes Installation Instantaneous DHW DHW Storage Tank Units The Units switch can be toggled to change between Imperial units F GPM and Metric units C L min DHW Se...

Страница 33: ...que run times The exceptions and properties tabs contain no usable functions To adjust the schedule drag the top or bottom blue edge for each day to adjust the start and stop times Time Schedule DHW R...

Страница 34: ...elect Create Event Once the second event is adjusted to the desired time press and hold within the blue area of that event and select Edit Value to change the run time to true for the new time made ab...

Страница 35: ...temperatures exceed 140 F 60 C If the same schedule is required for multiple days it can be set for one day then copied to other days This can be done by touching and holding on the day outside of the...

Страница 36: ...s Children disabled and elderly are at highest risk of being scalded Feel water before bathing or showering Temperature limiting valves are available and must be used where domestic hot water temperat...

Страница 37: ...ill activate according to set time schedule Descaling Pump Operational status of descaling pump will run continuously whenever the unit is in standby Tank Loading Pump Operational signal for DHW stora...

Страница 38: ...e address bar 4 A login screen will appear enter the following information Username manufacturer Password vimaster WARNING The MANUFACTURER access level allows for changes to be made that can alter th...

Страница 39: ...D can be changed Installation Commissioning continued Network IP Ports H IP Port 1 H BBMD BACnet IP Broadcast Management Device H Foreign Device Use BBMD and Foreign Device when communication with a d...

Страница 40: ...licking Get Current Computer Date Time then clicking Apply This may need to be done if the Vitotrans 300 is powered off for more than 20 days or if it is installed in a different time zone The Weather...

Страница 41: ...analogValue 20 Read Write DHW Dual Temp Sensor A C DCW Temp T2_C analogValue 21 Read Write DCW Temp Sensor C Boiler Return Temp T4_C analogValue 22 Read Write System Return Temp Sensor C External Tank...

Страница 42: ...al Fault Fault System Return Temp Sensor binaryValue 26 Read Write Return Temp Sensor Normal Fault Fault DHW Tank Temp Sensor binaryValue 27 Read Write Tank Temp Sensor Normal Fault Fault General Faul...

Страница 43: ...l It should be approximately 20 F 11 C above the desired domestic hot water temperature 3 For your personal safety we recommend the installation of a tempering valve to restrict the entry of excessive...

Страница 44: ...155 68 about 1 sec Instructing the System Operator The system manufacturer must hand over the operating instructions to the system operator and instruct him in its operation This includes all accesso...

Страница 45: ...k or faucet graphic The DHW storage tank or direct DHW actual temperature B The DHW storage tank or direct DHW setpoint temperature G DHW flow rate C DCW inlet temperature D DHW supply temperature to...

Страница 46: ...nformation Trending Alarms User Interface Menu DHW Setpoint This is the setpoint temperature of DHW supplied by the Vitotrans 300 and is adjustable from 100 F to 190 F 38 C to 88 C This slider control...

Страница 47: ...to schedule programmed by contractor Descaling Pump Operational status of descaling pump will run continuously whenever the unit is in standby Tank Loading Pump Operational signal for DHW storage tan...

Страница 48: ...al data points in 15 minute intervals over a 1 day period The following historical trends will be displayed on a vertical axis DHW Supply Temp DCW Temp DHW Flow Supply Return System Flow Trending To v...

Страница 49: ...erature Sensor Tank Temperature Sensor Flow Sensor The fault message is followed by an indicator Green indicates Normal and Red indicated a Fault Operation Shutting Down the System Shut down your heat...

Страница 50: ...Check DHW setpoint and decrease if necessary Check heating system function and supply temperature decrease if necessary Verify all temperature sensors are installed correctly in wells Fault message di...

Страница 51: ...g parts that have not been tested together with the system can compromise its function Installing non authorized components and making non approved modifications or conversions can compromise safety a...

Страница 52: ...replacement components from your Viessmann distributor CAUTION Use only original Viessmann recommended components when replacing defective parts Installation of incorrect replacement parts can cause...

Страница 53: ...ice 1 Remove the top locknuts 2 Using handles lift and remove the side panels 3 Remove front panel retaining screws 4 Tilt forward then lift and remove the front panel 1 Turn the main power switch to...

Страница 54: ...n box 1 Turn the hydronic connection valves to the closed position 2 Connect a hose from the Vitotrans heating system drain shutoff valve and route to a floor drain when servicing the heating system s...

Страница 55: ...ot surface Do Not Touch Allow to cool before servicing IMPORTANT See preparing for service starting on page 53 Service IMPORTANT Refer to completion of service starting on page 65 IMPORTANT Refer to c...

Страница 56: ...exchanger weight is 98 lbs 44 6 Kg Cleaning the heat exchanger The brazed plate heat exchangers operate with high turbulence flow even at low flow rates This high turbulence keeps small particles in s...

Страница 57: ...s 2 Disconnect wiring to the pump refer to the wiring diagram Remove the 4 pump bolts remove the top 2 first and remove the pump 3 Reinstall in reverse order IMPORTANT Refer to completion of service s...

Страница 58: ...ulling straight out from the pump head 4 Replace card reconnect wires and pump head cover Replacing pump communication card WARNING DISCONNECT POWER BEFORE SERVICING THE VITOTRANS Note The Vitotrans 3...

Страница 59: ...er to the wiring diagram on pages 71 and 72 for internal connections 1 With the pump head cover off disconnect the wiring 2 Support pump head and release the pump head collar 3 Remove pump head by pul...

Страница 60: ...the setting of the fixed high limit Wait for the DHW to cool Reset the fixed high limit Flow Sensor Fault Vitotrans will not respond to demand for DHW No flow of domestic water Faulty sensor Verify do...

Страница 61: ...ion fault Replace the pump head See code 29 Forced pumping 29 Forced pumping Other pumps or sources forcing flow through the pump even if the pump is stopped and switched off Check the system for corr...

Страница 62: ...ervice Service Sensors and FHL Location Legend A DCW temperature sensor T2 B Flow sensor C System return temperature sensor T4 D DHW temperature sensor T1A B E DHW storage tank temperature sensor T5 w...

Страница 63: ...ble liquid flow measurement meter by utilizing ultrasonic transit time technology The transducers perform as both emitter and receiver to provide accurate signal reflection 0V Sensor has no supply vol...

Страница 64: ...the controller is not locked out on safety When checking out the system adjust the control point low enough so the temperature of the controlled DHW reaches the high limit setting the system pump off...

Страница 65: ...ll the junction box cover panel with retaining screws 1 Close drain valve and remove drain hose 2 Turn the hydronic connection valves to the open position 3 Check for leaks and correct any leaks befor...

Страница 66: ...ice continued Service 1 Insert the bottom of the lower front panel in place and push to close 2 Secure with retaining screws 3 Using handles lift and install the side panels 4 Secure with retaining sc...

Страница 67: ...ors and components The fault message is followed by an indicator on the far right of the screen Green indicates Normal and Red indicated a Fault Log into the system by entering the following Username...

Страница 68: ...Note Alarms Faults cannot be reset or cleared from this screen Any fault that occurs is displayed as well as accompanied by a General Fault The following faults will allow the system to continue to o...

Страница 69: ...stem Pump 1A ON or OFF This will turn the primary system pump ON or OFF When turned ON the pump will run at its lowest speed System Pump 1A Speed 20 or 80 Once the primary system pump has been turned...

Страница 70: ...atic time out turn the Service Mode switch to the Off position Note this function is not available on the S3HA D3HA 30 models Select menu then press the Service button to display the service window A...

Страница 71: ...N Touch screen user interface O Main disconnect switch P Control PLC Q Fuse T 0 5A 250VAC R Fuse F 4A If any of the original wires as supplied with the appliance must be replaced it must be replaced...

Страница 72: ...onal state and local codes and or regulations In Canada the Canadian Electrical Code CEC CSA C22 1 Canadian Electrical Code Part 1 and any other province territory local codes and or regulations Legen...

Страница 73: ...L 4 15 1 4 2 15 9 5 7 21 6 6 1 23 1 7 7 29 1 8 3 31 4 Heat exchanger surface area ft 2 m2 69 6 6 47 81 2 7 54 139 2 12 93 162 4 15 09 208 8 19 40 243 6 22 63 Max boiler supply temperature F C 230 110...

Страница 74: ...24 610 24 610 E in mm 6 157 6 157 6 157 6 157 6 157 6 157 F in mm 10 271 10 271 10 271 10 271 10 271 10 271 G in mm 15 403 15 403 15 403 15 403 15 403 15 403 H in mm 20 516 20 516 20 516 20 516 20 516...

Страница 75: ...from your Viessmann distributor Overview of Assemblies A Rating Plate with Serial Number affixed on Control Assembly cover beneath side panel of Vitotrans 300 B Enclosure Assembly C Control Assembly...

Страница 76: ...S3HA 60 7723998jjjjjjjjj S3HA 90 7723999jjjjjjjjj D3HA 30 7725000jjjjjjjjj D3HA 60 7725001jjjjjjjjj D3HA 90 7725002jjjjjjjjj Parts for Enclosure Assembly 0001 Top panel 0002 Side panel 0003 Front pan...

Страница 77: ...2 x 18 in SS 2 0003 Nipple 2 x 2 in BMI 0004 Ball valve 2 in 0005 Nipple 2 x 7 in SS 2 0006 Clamp 2 in 0007 Ball Valve 2 in lead free 2 0008 Cap 2 SS 2 0009 Cap 2 in BMI 0010 Coupling 2 in SS 2 1 Impo...

Страница 78: ...2 Flex pipe 2 x 18 in SS 2 0003 Nipple 2 x 2 in BMI 0004 Ball valve 2 in 0005 Nipple 2 x 7 in SS 2 0006 Clamp 2 in 0007 Ball Valve 2 lead free 2 0008 Cap 2 in SS 2 0009 Cap 2 in BMI 1 Important Use do...

Страница 79: ...LC 110 2 in 1 0002 Flex pipe 2 x 18 in SS 2 0003 Nipple 2 x 2 in BMI 0004 Ball valve 2 in 0005 Nipple 2 in x 7 SS 2 0006 Clamp 2 in 0007 Ball Valve 2 in lead free 2 1 Important Use double wall plate h...

Страница 80: ...mbly for units with a single head pump 0001 Circuit breaker 20A 2P 0002 Fuse T 0 5A set of 5 0003 Circuit breaker 0 5A 1P 0004 Fuse F 4A set of 5 0005 Circuit breaker 10A 2P 0006 Circuit breaker 5A 1P...

Страница 81: ...l head pump 0001 Circuit breaker 20A 2P 0002 Fuse T 0 5A set of 5 0003 Circuit breaker 0 5A 1P 0004 Fuse F 4A set of 5 0005 Circuit breaker 10A 2P 0006 Circuit breaker 5A 1P 0007 Contactor 12A 3P 120V...

Страница 82: ...90 7725002jjjjjjjjj Parts for Hydraulics Connection Pipe for Boiler Water Supply 0001 Connection pipe 1 heating supply 0002 Clamp 2 in 0003 Air vent with shut off base 3 8 in 0004 Gasket 2 in flat fac...

Страница 83: ...jjjjj S3HA 60 7723998jjjjjjjjj S3HA 90 7723999jjjjjjjjj D3HA 30 7725000jjjjjjjjj D3HA 60 7725001jjjjjjjjj D3HA 90 7725002jjjjjjjjj Parts for Hydraulics Connection Pipe for Boiler Water Return 0001 Con...

Страница 84: ...omestic Hot Water 1 0001 Connection pipe DHW hydraulic SS 0002 Clamp 2 in 0003 Drain valve in lead free 0004 Aquastat L4006H1004 U 0005 Sensor well x 3 in SS 0006 Sensor well TH 60V SS 0007 Nipple x 5...

Страница 85: ...5002jjjjjjjjj Parts for Hydraulics Connection Pipe for Domestic Cold Water 1 0001 Connection pipe DCW hydraulic SS 0002 Strainer 2 in Y Type lead free 0003 Nipple 2 in x close SS 0004 Hex bushing 2 x...

Страница 86: ...sensor for low loss header 0005 Leveling bolt each Other Parts not illustrated 0011 Technical Literature Set 0012 Technical Data Manual 0013 Installation Operation and Service Instructions 0014 Wiring...

Страница 87: ...Service Maintenance Service Maintenance Service date by Maintenance Service Maintenance Service Maintenance Service Maintenance Service date by Interval Maintenance Weekly Double Wall heat exchangers...

Страница 88: ...4 Vitotrans 300 Installation Operating and Service Technical information subject to change without notice Printed on environmentally friendly recycled and recyclable paper Scan for digital copy of thi...

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