Lochinvar HERALD HCB116CE Installation Manual Download Page 1

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installation manual_herald 46-86_februaury 2018

HERALD

FLOOR STANDING GAS FIRED
CONDENSING BOILERS

Installation, Commissioning, Maintenance and User
Instructions

MODELS:
HCB46CE
HCB61CE
HCB86CE

Summary of Contents for HERALD HCB116CE

Page 1: ...1 installation manual_herald 46 86_februaury 2018 HERALD FLOOR STANDING GAS FIRED CONDENSING BOILERS Installation Commissioning Maintenance and User Instructions MODELS HCB46CE HCB61CE HCB86CE...

Page 2: ...Vertical room sealed 28 11 5 TYPE C43 U duct 34 11 6 TYPE C53 Twin pipe 34 11 7 TYPE B23 Conventional flue with fan assistance 39 11 8 C63 Certified Flue Systems 40 12 0 AIR SUPPLY 41 12 1 COMBUSTION...

Page 3: ...NCTIONS 75 21 5 DHW SETTINGS 76 21 6 OUTDOOR RESET 78 21 7 ANTI CYCLING 80 21 8 RAMP SETTINGS 81 21 9 CONTROL MODES 81 21 10 BUILDING MANAGEMENT SYSTEM BMS 83 21 11 CIRCULATION PUMPS 85 21 12 SERVICE...

Page 4: ...ction 18 0 LPG FUEL This equipment MUST NOT use gas other than that for which it has been designed and adjusted This equipment must be installed by a competent person registered with a H S E approved...

Page 5: ...cation becomes invalid Commissioning maintenance and repair must be done by a skilled installer engineer according to all applicable standards and regulations 2 1 GENERAL DESCRIPTION OF SAFETY SYMBOLS...

Page 6: ...to do so Lochinvar limited is not liable for any damage caused by inaccurately following these mounting instructions Only original parts may be used when carrying out any repair or service work This a...

Page 7: ...3 4 or 1 depending on the model This pipe should be connected to the incoming gas supply for the purpose of delivering gas to the boiler 15 SMART Control Module The SMART Control responds to internal...

Page 8: ...8 3 1 2 PRINCIPLE PARTS TO BE USED IN CONJUNCTION WITH TABLE 3 1 1...

Page 9: ...bar 17 5 Gas flow rate m3 hr 4 2 5 9 8 Flue gas mass rate 9 0 CO2 g sec 16 22 3 30 4 Gas inlet connection size BSP GAS DATA G31 Nominal gas inlet pressure mbar 37 Maximum gas inlet pressure mbar 45 Mi...

Page 10: ...showing connection sizes and positions are available from Lochinvar technical support 5 1 1 DIMENSIONAL DRAWING MODEL HCB46CE HCB61CE 5 1 2 DIMENSIONAL DRAWING MODELS HCB86CE Model Dimension Unit HCB4...

Page 11: ...11 5 2 CLEARANCES 5 2 1 ENCLOSURE INSTALLATION CLEARANCES MM 5 2 2 PLANT ROOM INSTALLATION CLEARANCES MM...

Page 12: ...entilation for gas appliances of rated input not exceeding 70 kW net 1st 2nd and 3rd family gases Specification for installation and maintenance of ventilation for gas appliances BS 6644 2011 Specific...

Page 13: ...minimum clearances and service clearances as detailed in PLANT ROOM INSTALLATION CLEARANCES mm are observed If the appliance is to be installed in a compartment or a hot environment the minimum cleara...

Page 14: ...31 37mbar For details relating to Propane 3P please refer to Section on LPG FUEL 9 1 SERVICE PIPES The local gas distributor must be consulted at the installation planning stage in order to establish...

Page 15: ...in the OFF position Although the equipment receives a gas leak check and gas train component integrity check prior to leaving the factory transit and installation may cause disturbance to unions fitt...

Page 16: ...use the condensate will freeze This risk should be taken into account during the design phase of the heating installation Herald boilers will produce large condense clouds especially during cold weath...

Page 17: ...quivalent length is the sum of the air inlet components and the exhaust components 10 3 FLUE DISCHARGE The flue system must ensure safe and efficient operation of the equipment to which it is attached...

Page 18: ...roof 200 200 G From a vertical drain or soil pipe 150 150 H From an internal or external corner 300 300 I Above ground roof or balcony level 300 300 J From a surface facing the terminal 600 1000 K Fro...

Page 19: ...ature sensor This must be fitted during the installation of the flue system Failure to do so may lead to severe personal injury death or substantial property damage The Boiler must not be operated unl...

Page 20: ...al will be included in the packaging with the transition kit additional elbows flue lengths etc Further items are available as ancillaries and may be required to complete the flue system Additional wa...

Page 21: ...transition Item 4 into the intake connection reducer shown below and tighten the worm drive clip 4 To the bottom exhaust connection of the concentric adaptor fit one of the 80mm 90 elbows and then fit...

Page 22: ...dditional wall brackets may be required to ensure the flue system is stable For a full list of flue components supplied and optional parts to complete the system see the herald flue guide available at...

Page 23: ...air intake transition Item 5 into the intake connection reducer and tighten the worm drive clip 4 To the bottom exhaust connection of the concentric adaptor fit one of the 80mm 90 elbow then fit the...

Page 24: ...T TRANSITION 80mm ALU 4 1 M85271B EXTENSION 80mm 500mm PP CUT TO LENGTH 5 1 M84460B CONCENTRIC BEND 90 80 125mm PP 6 1 M86934B CONCENTRIC HORIZONTAL TERMINAL 80 125mm PP NO WALL PLATES 7 1 M28925B TER...

Page 25: ...ng care to protect the appliance from debris and dust drill a hole in the desired location The diameter of the hole should be no more than 10mm greater than the diameter of the air supply pipe of the...

Page 26: ...inder of the flue system working progressively away from the boiler supporting the pipes as necessary 11 1 3 HORIZONTAL TERMINAL INSTALLATION 11 2 FLUE TERMINAL GUARDING If a horizontal flue terminal...

Page 27: ...INLET TRANSITION 80mm ALU 4 1 M85271B EXTENSION 80mm 500mm PP CUT TO LENGTH 5 1 LV310744B CONCENTRIC EXTENSION 80 125mm 280 395mm PP TELESCOPIC 6 1 M86864B CONCENTRIC VERTICAL TERMINAL 80 125mm PP 7...

Page 28: ...r of the hole should be no more than 10mm greater than the diameter of the air supply pipe of the terminal The hole should be drilled from the outside to ensure that no damage is done to the roofing m...

Page 29: ...29 11 4 3 VERTICAL TERMINAL ROOF FLASHINGS FOR SYNTHETIC FLAT AND TILED ROOFS 11 4 4 INSTALLING TERMINAL THROUGH ROOF FLASHING...

Page 30: ...GENERAL CONCENTRIC FLUE SYSTEM INSTALLATION GUIDELINES The information in this section is for General guidance only and may not fully represent the installation on site Do not drill and screw into fl...

Page 31: ...31 Max distance between brackets...

Page 32: ...32...

Page 33: ...33...

Page 34: ...TYPE C53 TWIN PIPE Flue system specifications MANUFACTURER MUELINK AND GROL M G TEMPERATURE CLASS T120 FLUE GAS MATERIAL PP Each Twin Pipe starter assembly includes the items shown in the tables below...

Page 35: ...osite sides of the building If the flue temperature sensor is not fitted the flue gas temperature may exceed the maximum temperature rating of the flue and can lead to severe personal injury death or...

Page 36: ...36 11 6 1 GENERAL TWIN PIPE INSTALLATION GUIDELINES The information in this section is for General guidance only and may not fully represent the installation on site...

Page 37: ...37...

Page 38: ...install a Type C53 terminal or air inlet the procedure for either a Type C13 horizontal or a Type C33 vertical terminal should be followed noting that the annular space of the terminal should be seale...

Page 39: ...iance only MODELS HCB46CE HCB61CE COMPONENTS INCLUDED Item No Description Number Quantity M75256B AIR INLET TRANSITION 80mm ALU 1 1 M73039B AIR INLET GRILLE 80mm ALU 2 1 M85279B SAMPLING POINT 80mm PP...

Page 40: ...oncentric or Twin Pipe flue systems C63 certified appliances allow the installer to use other flue systems when installing the Boiler however they must be of a suitable minimum standard as per Table b...

Page 41: ...E Model Input Gross kW Input Net kW Plant Room Enclosure Low Summer Use Medium Summer Use High Summer Use Low Summer Use Medium Summer Use High Summer Use High cm2 Low cm2 High cm2 Low cm2 High cm2 Lo...

Page 42: ...for connection to the system are detailed in TECHNICAL DATA 5 Ideally individual valves should be fitted to each unit to enable isolation from the system The arrangement must comply with the requirem...

Page 43: ...43 13 3 1 TYPICAL SCHEMATIC SINGLE BOILER WITH LOW LOSS HEADER 13 3 2 TYPICAL SCHEMATIC SINGLE BOILER WITH PLATE SYSTEM SEPARATOR...

Page 44: ...information is provided the customer must assess and manage risks associated with the technical information and advice provided SYMBOL DESCRIPTION IV ISOLATION VALVE LSV LOCKSHIELD VALVE TD TUNDISH E...

Page 45: ...45 14 1 1 TYPICAL INSTALLATION SHOWING MULTIPLE HERALD BOILERS WITH CASCADE CONTROL AND ALTERNATIVE LEADER DHW WORKING AS A ZONE...

Page 46: ...46 14 1 1 TYPICAL INSTALLATION SHOWING MULTIPLE HERALD BOILERS WITH CASCADE CONTROL AND ALTERNATIVE LEADER DHW PRIORITY...

Page 47: ...A suitable primary pump sized in accordance with 14 2 1 should be fitted to the inlet to the boiler Primary pumps are available from Lochinvar Limited as ancillary items T C 13 89 16 67 19 44 22 22 25...

Page 48: ...Herald boiler primary circuit and the heating secondary circuit Using the simple schematics shown in section 14 3 2 size the pipework header A shown in blue and pipework header B shown in red Using th...

Page 49: ...untime signal Volt free lock out alarm signal 0 10V burner firing rate 0 10V Boiler pump speed 0 10V System pump speed 24VAC auxiliary device enable signal e g to start fan dilution system The Herald...

Page 50: ...ons should be used to energise a suitable contactor BOILER 230 VAC Live Neutral and Earth connections for a boiler shunt pump If the pump rating exceeds 190 watts the Live and Neutral connections shou...

Page 51: ...om sensor can be connected to terminals 19 and 20 to control the output from the boiler This connection is not polarity sensitive Can also be used for a BMS 0V enable signal 21 22 HEAT LOOP DEMAND 1 2...

Page 52: ...d If a knockout is removed by mistake the resulting hole must be blocked with an appropriate anchor plug or grommet to prevent accidental access to the live parts within the boiler 15 6 FUSES The Hera...

Page 53: ...53 15 8 WIRING DIAGRAM 15 8 1 WIRING DIAGRAM...

Page 54: ...54 15 9 LADDER DIAGRAM 15 9 1 LADDER DIAGRAM...

Page 55: ...AVIGATION dial in the centre MENU Left SELECT key SETPOINTS NAVIGATION dial pressing down SHDN Right SELECT key The smart system control face instantly informs the user of the status of the boiler by...

Page 56: ...IGHT SELECT key when programming is completed in order to save the changes made 16 3 3 SEQUENCE OF OPERATION Operation Display 1 Upon a call for heat the gas pressure switch s must be closed 2 Once th...

Page 57: ...he boiler pump will turn off this will divert the water to the indirect tank coil The control will modulate to maintain the DHW set point 9 If the boiler is not part of a Cascade and both heating and...

Page 58: ...detected a condition that has temporarily interrupted the call for heat B Call for heat indicators 1 Room thermostat 1 has called for heat 2 Room thermostat 2 has called for heat 3 Room thermostat 3 h...

Page 59: ...STATUS a CASCADE STATUS b CASCADE POWER c PRESENT NIGHT SETBACK a TRIGGER 1 next space heating night setback trigger b TRIGGER 2 next DHW night setback trigger Section Display Description D LEFT SELE...

Page 60: ...nvolved are aware of what action is about to be taken and begin by making the following checks 1 Flueway passages are clear 2 Adequate ventilation exists in the plant room if necessary 3 The system is...

Page 61: ...combustion figures are not within the range specified contact Lochinvar Technical support for further guidance Combustion figures for Propane firing can be found in Section 18 0 LPG FUEL 17 5 TEMPERA...

Page 62: ...ercial premises with installation pipework sizes not exceeding dn25 for steel and dn28 for corrugated stainless steel or copper The operation of the Herald range on LPG Propane 3rd Family 3P is simila...

Page 63: ...e orifice disk is correct for the boiler see LPG ORIFICE MARKINGS 5 Place the orifice into the black rubber grommet in the side of the gas valve ensuring the orifice and grommet are seated correctly s...

Page 64: ...The Lochinvar herald series boilers are supplied with a pre set gas air ratio inlet assembly This must not be tampered with Any attempt to adjust the gas valve or venturi will invalidate the warranty...

Page 65: ...ny changes in operational characteristics 19 2 MAINTENANCE SCHEDULE The boiler has a built in function that reminds the user that routine maintenance is due As a default this is set to 12 months 10 00...

Page 66: ...19 5 CLEANING THE HEAT EXCHANGER To clean the heat exchanger the following procedure should be carried out 1 Remove the burner as above 2 Use a vacuum cleaner to remove any accumulation on the heating...

Page 67: ...ck the valve the manual override lever should be operated several times The valve should seat properly and operate freely If water does not flow drain the boiler remove the inoperative valve and inspe...

Page 68: ...covered under the herald boiler warranty 20 1 1 DISPLAY PANEL ACCESS MENU Button Screen Status Operation Display MENU Press and hold the LEFT SELECT soft key menu for 5 seconds Rotate the NAVIGATION...

Page 69: ...Yes Offset SH1 Set Point 21 2 No Yes Differential SH1 Set Point 21 2 No Yes SH2 Set Point User 21 2 Yes Yes Offset SH2 Set Point 21 2 No Yes Differential SH2 Set Point 21 2 No Yes SH3 Set Point User...

Page 70: ...mp 21 6 No Yes Outdoor Shutdown Temp 1 21 6 No Yes Outdoor Shutdown Differential 1 21 6 No Yes Shift Heat Curve 1 21 6 No Yes Low Outdoor Temperature 2 21 6 No Yes High Outdoor Temperature 2 21 6 No Y...

Page 71: ...ime Minimum Pumps On ELSE IF Address 1 Alternate Leader Y N IF Yes Maximum Cascade Outlet Set Point Cascade Offset Cascade Differential Cascade Type L L Eff Minimum On Off Time Minimum Next On Time Mi...

Page 72: ...Name 21 12 No Yes Installer Phone Number 21 12 No Yes BASIC SETUP Time Date 21 13 No Yes IF Outdoor Sensor Connected i Low Outdoor Temperature 1 ii High Outdoor Temperature 1 iii SH1 Set Point at Low...

Page 73: ...software version in use by the control This software controls the operation of the boiler When a new software version becomes available the existing control can be replaced with a new control to upda...

Page 74: ...ve or scheduled within the next seven 7 days can be skipped To skip a trigger go to the Night Setback Status Screen and press the SKIP button Rotate the NAVIGATION dial until the arrow is next to the...

Page 75: ...the length of time the boiler will stay in the Service Mode if no keys have been pressed before going back to its original state This parameter can only be changed by the installer by accessing the Se...

Page 76: ...this parameter is 20 C to 88 C The default value is 82 C 21 5 4 DHW BOILER OFFSET This parameter reflects the degrees above DHW boiler set point the temperature has to go before the boiler will shut o...

Page 77: ...nstaller can adjust the length of time the boiler will service the space heating demand by accessing the SH DHW Switching Time parameter The minimum setting is 0 minutes and the maximum setting is 55...

Page 78: ...Temp 2 and Set point 3 at High Outdoor Temp 3 parameters This parameter can be changed by the installer by accessing the Outdoor 1 3 High parameter The temperature range of this parameter is low outdo...

Page 79: ...outdoor reset curve The shift reset parameter shifts the actual set point above or below the calculated set point by the number of degrees in this parameter These parameters can be changed by the inst...

Page 80: ...rol will use the inlet water temperature present at the boiler when it shuts off as the starting point If the inlet temperature drops below the temperature parameter the control will abort anti cyclin...

Page 81: ...d the inlet sensor regulates the firing rate based on the inlet water temperature of the boiler If the outlet sensor is selected and the optional system supply sensor is connected the control will reg...

Page 82: ...s ramp up to 100 it lowers the rate of the first two 2 boilers to 67 and brings the next boiler on at 67 The three 3 boilers then modulate together As the calculated load decreases the boilers will re...

Page 83: ...g Rotate the NAVIGATION dial to increase the boiler input Input settings 0 400 Btu hr can be adjusted in increments of 5 5000 Btu hr When the closest approximate boiler size is shown press the RIGHT S...

Page 84: ...lue is the Set Point at Minimum Volts setting and the maximum is 190 F 88 C The default value is 180 F 82 C 21 10 7 VOLTS AT MINIMUM When programmed for BMS control through the 0 10V BMS input or thro...

Page 85: ...to 40 minutes The default time is 30 seconds 21 11 2 BOILER PUMP DELAY The SH pump delay parameter sets the length of time the boiler pump will run after a SH demand has been satisfied Setting the del...

Page 86: ...mps supplied with the herald boiler are A rated high efficiency fixed speed pumps 21 12 SERVICE NOTIFICATION Service Notification in Months When the boiler control determines that a scheduled service...

Page 87: ...to the USB A rectangular port next to the display Once a drive is inserted the display will search the root directory of this drive for a folder named Lochinvar If it does not find it the display will...

Page 88: ...W 13 17 1 25 4 37 2 Seasonal space heating energy efficiency s 95 94 94 93 Energy efficiency 4 at 58 77C 88 88 3 88 7 89 6 Energy efficiency 1 at 30 37C 101 1 99 8 99 5 98 0 Auxiliary electricity cons...

Page 89: ...FOR LIGHTING 7 Ensure that the gas inlet appliance isolating valve provided by the installer is in the off position 8 Press the power rocker switch positioned on the back of the appliance to bring the...

Page 90: ...store the desired set point 23 5 2 DHW SETPOINT If the stored water temperature is to be controlled by a thermostat the setting should be adjusted on the thermostat itself If the stored water tempera...

Page 91: ...1 4 Yes Yes SH Night Setback Offset No Yes DHW Night Setback Offset No Yes Display Timeout 21 1 No Yes Display Contrast 21 1 9 Yes Yes TEMPERATURE SETTINGS SH1 Set Point User 21 2 1 Yes Yes Minimum S...

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