WarmFlow B-Series B70 Owner'S Manual Download Page 19 | Manualshive

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2.0 Technical Details

2.1 Combi Sequence of Operation Flow Chart

Power

On

Timer Calling

For Heat

HW

Selected

Flow Switch

Closed

DHW Tank

Stat Satisfied

CH

Selected

CH Pump

Only Runs

Room Stat

Satisfied

Boiler Stat

Satisfied

Boiler Limit

Stat Tripped

Burner

Fires

DHW Pump

Only Runs

HW Limit

Stat Satisfied

Boiler Limit

Stat Tripped

Burner

Fires

Burner

Stops

Press

Reset Button

Press

Reset Button

Pump Overrun

Stat Satisfied

DHW Pump

Only Runs

YES

YES

YES

NO

YES

NO

YES

YES

YES

NO

NO

NO

NO

NO

NO

YES

YES

YES

YES

YES

YES

NO

NO

NO

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Summary of Contents for B-Series B70

Page 1: ......

Page 2: ......

Page 3: ...ystem 44 4 4 One Pipe Lift System 45 5 0 Flues 5 1 Installation of Balanced Flues 46 5 2 Conventional Flues 48 5 3 Low Level Balanced Flue Terminal Positions 48 6 0 Air Supply for Combustion Ventilati...

Page 4: ...he thermostat Burner Lockout When the pressure jet oil fired burner stops after failing to fire the red reset button will be illuminated This indicates that there is a fault or there is no fuel gettin...

Page 5: ...which has a cut off point of 110 C this is factory set and is not adjustable The high limit thermostat is located under the control panel to the left hand side press button to reset As standard the p...

Page 6: ...supply Systems with hard water must be fitted with a suitable chemical scale preventer eg Fernox Quantomat or Combimate 5 That the flow from any one hot water outlet does not exceed the maximum recom...

Page 7: ...r all Utility boiler models The Combi can provide at mains pressure domestic hot water without the need for a storage cylinder The manufacturer s guarantees are void if the appliance is not installed...

Page 8: ...ll take slightly longer to recover Note If HW has not been selected no hot water can be produced even if the heat store is up to temperature 1 3 1 Pump Overrun Where there is a build up of excess heat...

Page 9: ...ce Door Cover removable 1 5 2 B Series Boilerhouse B70 B90 B1 Key Components 1 Heat Exchanger with Casing 2 Service Door Cover 3 Heat Exchanger Baffles 4 Dual Safe Thermostat 5 Service Door 6 Riello R...

Page 10: ...ection Lid 4 Primary Exchanger Baffles 5 Dual Safe Thermostat 6 Service Door 7 Riello RDB 2 2 Burner 8 Flue Opening 9 Heating Flow Connection x 2 10 Heating Return Connection 1 5 4 U Series Utility Ca...

Page 11: ...w Connection 9 Heating Return Connection 1 4 6 7 3 2 9 5 1 5 6 U Series Utility Pre Wired U120 Key Components 1 Primary Heat Exchanger 2 Secondary Heat Exchanger 3 Dual Safe Thermostat 4 Secondary Exc...

Page 12: ...Flow Connection 12 Heating Return Connection 5 3 9 1 Primary Heat Exchanger 2 Secondary Heat Exchanger 3 Pipework Assembly 4 Pressure Relief Valve 5 Circulating Pump 6 Auto Air Vent 7 Dual Safe Therm...

Page 13: ...g Flow Connection 7 Heating Return Connection 4 3 5 2 1 6 7 1 5 10 U Series Utility Combi UC70 UC90 Key Components 1 Heat Exchanger 2 Heat Store 3 Pipework Assembly 4 Plate Heat Exchanger 5 Twin Head...

Page 14: ...es Kabin Pak Casing Components 1 Boiler Assembly 2 Top Casing removable 3 Flue Assembly removable 4 Rear Flue Casing 5 Blanking Plug removable 6 Rear Casing removable 7 Side Casing 8 Front Casing remo...

Page 15: ...low Connection 9 Heating Return Connection 1 2 3 5 4 6 7 8 9 1 5 13 K Series Kabin Pak Pre wired K120 Key Components 1 Primary Heat Exchanger 2 Secondary Heat Exchanger 3 Dual Safe Thermostat 4 Second...

Page 16: ...Heating Flow Connection 12 Heating Return Connection 1 5 15 K Series Kabin Pak Pumped KP120 Key Components 1 Primary Heat Exchanger 2 Secondary Heat Exchanger 3 Pipework Assembly 4 Pressure Relief Val...

Page 17: ...ng Flow Connection 7 Heating Return Connection 1 5 17 K Series Kabin Pak Combi KC70 KC90 Key Components 1 Heat Exchanger 2 Heat Store 3 Pipework Assembly 4 Plate Heat Exchanger 5 Twin Head Pump 6 Serv...

Page 18: ...Tripped Lamp Yellow Burner Lockout Lamp Red HW On Off Switch CH On Off Switch High Limit Thermostat Reset Underneath 1 5 19 Combi Pipe Layout UC KC Models Central Heating Return 22mm Copper Cold Water...

Page 19: ...ted CH Pump Only Runs Room Stat Satisfied Boiler Stat Satisfied Boiler Limit Stat Tripped Burner Fires DHW Pump Only Runs HW Limit Stat Satisfied Boiler Limit Stat Tripped Burner Fires Burner Stops Pr...

Page 20: ...2 2 1 B Series Boilerhouse 70 90 Output Models J H G F E D C B A MODEL B70 B90 B1 396 573 383 574 127 198 78 32 183 I 152 2 2 2 B Series Boilerhouse 120 Output Model K J G E D C B A MODEL B120 397 383...

Page 21: ...21 Y 560 Z 75 600 413 865 71 51 583 104 104 54 42 134 666 50 86 91 86 21 21 560 75 600 413 865 71 51 583 104 104 54 42 134 666 50 86 91 86 21 21 560 75 2 2 4 U Series Utility 120 Output Models R P N...

Page 22: ...ODEL UC70 UC90 595 S T 865 600 54 104 51 71 91 674 766 134 207 388 104 197 R P N M L K J H G F E D C B A MODEL K70 K90 700 S KP70 KP90 KS70 KS90 413 900 40 67 40 210 705 50 50 160 93 773 67 90 117 700...

Page 23: ...k 120 Output Models P O N M L K J H G F E D C B A MODEL K120 700 KP120 I 413 900 40 67 117 705 50 50 67 40 773 160 210 50 90 700 413 900 40 67 117 705 50 50 67 40 773 160 210 50 90 2 2 8 K Series Kabi...

Page 24: ...ge 22 2 2 9 K Series Kabin Pak KC Models P N M L K J H G F E D C B A MODEL R S KC70 KC90 600 900 700 773 95 160 67 40 90 40 67 117 705 50 50 210 T U 209 396 2 2 10 K Series Kabin Pak Base Tray KC Mode...

Page 25: ...horizontal dimension can be increased up to an additional 1200mm using a combination of long extension pieces 600mm and short extension pieces 300mm 2 3 2 Easy Fit High Level Balanced Flue The HLBF i...

Page 26: ...5 11 5 11 5 11 5 1 65 0 36 1 98 0 44 2 35 0 52 2 35 0 52 2 65 0 58 2 98 0 65 1 BSP Female 1 BSP Female 1 BSP Female 1 BSP Female 14 3 1 65 79 85 6 Highlighted in Bold Gas Oil Settings Nozzle make siz...

Page 27: ...36 1 98 0 44 2 35 0 52 2 35 0 52 2 65 0 58 2 98 0 65 1 BSP Female 1 BSP Female 1 BSP Female 1 BSP Female 14 3 1 78 92 85 6 Nozzle make size Danfoss 60 S 0 4 0 5 Danfoss 60 S 0 55 0 6 Pump bar Pressure...

Page 28: ...1 98 0 44 2 35 0 52 2 35 0 52 2 65 0 58 2 98 0 65 22mm Copper 1 BSP Female 22mm Copper 1 BSP Female 14 3 1 78 92 85 6 Nozzle make size Danfoss 60 S 0 4 0 5 Danfoss 60 S 0 55 0 6 Pump bar Pressure psi...

Page 29: ...res h Flow Rate gals h Flow Connection Return Connection Water litres Content gals Boiler Weight Dry kg Boiler Weight Wet kg SEDBUK Efficiency Factory Settings Danfoss 60 ES 0 5 0 5 0 6 Danfoss 60 ES...

Page 30: ...35 0 52 2 65 0 58 2 98 0 65 22mm Copper 22mm Copper 70 15 4 128 198 82 8 82 8 Highlighted in Bold 70 15 4 128 198 Domestic Hot Water DHW Production Minimum Inlet Dynamic Pressure bar for Maximum DHW...

Page 31: ...35 0 52 2 65 0 58 2 98 0 65 1 BSP Female 1 BSP Female 1 BSP Female 1 BSP Female 14 3 1 78 92 85 6 Nozzle make size Danfoss 60 S 0 4 0 5 Danfoss 60 S 0 55 0 6 Pump bar Pressure psi Max CO2 Approx Fuel...

Page 32: ...2 2 65 0 58 2 98 0 65 22mm Copper 22mm Copper 14 3 1 78 92 85 6 Nozzle make size Danfoss 60 S 0 4 0 5 Danfoss 60 S 0 55 0 6 Pump bar Pressure psi Max CO2 Approx Fuel litres h Flow Rate gals h 12 0 174...

Page 33: ...cy Factory Settings Danfoss 60 ES 0 5 0 5 0 6 Danfoss 60 ES 0 6 0 65 0 75 7 0 100 9 0 131 8 0 116 8 0 116 8 0 116 7 0 100 11 5 11 5 11 5 11 5 11 5 11 5 1 65 0 36 1 98 0 44 2 35 0 52 2 35 0 52 2 65 0 5...

Page 34: ...W Production Minimum Inlet Dynamic Pressure bar for Maximum DHW Flow Rate psi Maximum Achievable DHW Flow Rate Maximum Recommended litres m DHW Flow Rate gals m Factory Set litres m DHW Flow Rate gals...

Page 35: ...e The appliance must be effectively earthed and all external wiring should comply with current IEE Regulations 3 1 Dual Safe Thermostat Non Combi Boilers Warning Do not fit any other wires or loop wir...

Page 36: ...Page 34 3 3 Combi Wiring Details 3 3 1 Wiring Diagram The 3 pin mains plug must be supplied with a permanent live to allow the pump overrun stat and relay to operate correctly...

Page 37: ...IMIT STAT 9 BOILER LIMIT STAT 15 2 13 1 6 4 MAINS ON LAMP GREEN H L RESET LAMP YELLOW LOCKOUT LAMP GREEN LAMP 7 16 BOILER LIMIT STAT 15 H L RESET LAMP YELLOW BREAK INTO THE WHITE WIRE BETWEEN NO 16 ON...

Page 38: ...Combi Pump Overrun Thermostat The Combi boilers have been fitted with a pump overrun thermostat In order for the thermostat to work effectively the boiler must be supplied with a permanent live Failu...

Page 39: ...ut piece ensuring that all metal tags or burrs have been removed from the hole 6 Feed the programmer and harness through the hole from the front of the panel 7 Secure in position by attaching the secu...

Page 40: ...i from operating 3 5 2 Installation of a remote two channel programmer option 2 When connecting the programmer in this manner will bypass the CH and HW on off switches on the boiler control panel The...

Page 41: ...ts 1 The optional programmer as supplied will supply power to the pump and burner via the central heating channel 2 When connecting to external controls eg Y plan or S plan it will be necessary to rem...

Page 42: ...o a Utility model without an integral pump disconnect the pump plug from terminals 1 and 2 of the programmer terminal block and from the earth post Remove the pump plug then wire the external pump int...

Page 43: ...Page 41 3 6 4 Honeywell Y Plan Independent CH DHW Fully Pumped Only Note Before fitting programmer remove loop between 3 and 12 on the terminal boiler control panel terminal block...

Page 44: ...Page 42 3 6 5 Honeywell S Plan Independent CH DHW Fully Pumped Only Note Before fitting programmer remove loop between 3 and 12 on the terminal boiler control panel terminal block...

Page 45: ...ised pipe and fittings should not be used The pipework should terminate close to the boiler and be fitted with an isolating valve and filter A remote sensing fire valve must be fitted to the oil line...

Page 46: ...ID 8mm ID 10mm 0 5 1 2 3 35 25 15 8 100 100 70 30 0 5 30 100 3 5 6 20 1 5 20 90 Total Maximum Pipe Length m 4 2 Two Pipe System For maximum pipe length and lift contact de aerator manufacturer 4 3 De...

Page 47: ...35 25 15 8 100 100 70 30 0 5 30 100 3 5 6 20 1 5 20 90 Total Maximum Pipe Length m 4 4 One Pipe Lift System Note The pump vacuum should not exceed a maximum of 0 4 bar Above this gas is released from...

Page 48: ...Page 46 5 0 Flues 5 1 Installation of Flues Easy Fit High Level Balanced Flue HLBF Easy Fit Low Level Balanced Flue BF R...

Page 49: ...fasteners provided 5 If installing extension pieces ensure the seals are correctly fitted and lubricated before pushing through the wall and into the starter piece Note Any combination of short 300mm...

Page 50: ...he following guidelines be adopted 1 The flue should not discharge beneath opening windows or near other accesses to the building 2 The flue should not discharge near internal external corners of the...

Page 51: ...erminal on the same wall K 1 500 Horizontally from a terminal on the same wall L 750 Above the highest point of an intersection with the roof M 600 From a vertical structure on the side of the termina...

Page 52: ...cellar where the only access for combustion and ventilation air is at high level then the combustion air should be ducted to low level Combustion Air Supply Boiler in Room Boiler in Compartment 6 2 Ba...

Page 53: ...lves due to corrosion product in the system will not be covered by warranty 7 1 4 Air Vents The plastic plugs of the auto air vent s factory fitted to the boiler must be loosened when filling the syst...

Page 54: ...when cold of 1 bar is recommended After filling vent all air from the system The plastic plugs of the auto air vent s factory fitted to the boiler must be loosened when filling the system in order to...

Page 55: ...areas of hard water it may still be necessary to fit an inline chemical water softener For further information contact Warmflow and your local water company 7 3 3 Hot Water Pipework To ensure economi...

Page 56: ...ll by pass plug as shown 1 Pump 2 Control Box 3 Reset Button with Lock Out Lamp 4 Flange with Insulating Gasket 5 Air Damper Adjustment Screw 6 Air Tube Connection Supplied with BF Kit 7 Pump Pressure...

Page 57: ...osen the screw 2 and rotate the main air damper A to the required position Retighten the screw 2 and put back the secondary air damper B Air Damper B The purpose of this damper is to perform a fine tu...

Page 58: ...egulations OFTEC form CD11 should be completed and a copy left with the householder 9 2 Servicing 9 2 1 General Requirements It is recommended that the appliance is serviced annually by a Warmflow or...

Page 59: ...e Electrodes Washing Pressure 1 2 Bar Solenoid Operating Raise Pressure Replace Nozzle Flame Off and Re Lights Check Boiler Controls Replace Motor Capacitor Replace the Control Box Drive Coupling Brok...

Page 60: ...17 and 18 on the PCB Is there continuity across the connections 28 and 30 on the PCB Check power from clock or switch check wiring fuses and mains supply Refer to burner fault finding Press reset butt...

Page 61: ...thermostat Is high limit thermostat lamp lit Does boiler shut down when tank reaches temperature Replace tank stat replace relay Check wiring replace tank limit stat Is there continuinity across 23 an...

Page 62: ...y fully for 3 seconds Then LCD display will change to 5 2d You can press DAY button to select 7d 24H programme mode This configures the timer as follows 5 2d 5 day 2 day programme option allows differ...

Page 63: ...n press DAY button to select current day of the week 2 Press and hold CLOCK button then press HOUR button until the correct hour is displayed 3 Press and hold CLOCK button then press MINUTE button unt...

Page 64: ...OFF PERIOD 3 ON PERIOD 3 OFF Switching Set Day Programme Period 2 On Off 10 30 07 30 22 30 16 30 08 30 06 30 HW CH2 CH CH1 22 30 16 30 08 30 06 30 10 30 07 30 HW CH2 CH CH1 Mon Fri Time Schedule Mon...

Page 65: ...ADV and the AUTO will stop flash 12 1 10 Manual Hour 1 Press CH ADV or HW ADV key the CH icon will flash 2 You now have approx 5 second to enter desired length of time by pressing CH ADV or HW ADV ke...

Page 66: ...39 Air Damper Assembly 10 3005788 Fan 11 3007541 PE Cell 12 3002837 Capacitor 4 5 F 13 3007582 Needle Valve 14 3008651 Regulator No CODE 3514157 3514257 3514557 DESCRIPTION 15 3000439 Pump Seal 16 300...

Page 67: ...KP70 KP90 KS70 KS90 Models UP120 KP120 Models From Boiler to Pump 3016 Pump Flow Pipe 3015 Pump Flow Pipe 3015 Expansion Vessel Pressure Hose 3020 From Boiler to Pump 3017 From Boiler to Pump 3355 Pum...

Page 68: ...ve to Pump 3098 Return from both CH Plate Heat Exchanger 3219 From Heat Store to Plate Heat Exchanger 1997 From Flowswitch to Mixing Valve Plate Heat Exchanger 1992 From Plate Heat Exchanger to Mixing...

Page 69: ...d 602 3 Pole Relay 1827 Auto Air Vent C W Check Valve 614 Pressure Relief Valve 2132 Filling Loop 2133 Pressure Gauge 3019 Mixer Valve 1621 PCB Controller MK4 2419 12 Litre Pressure Vessel 2128 Single...

Page 70: ...r a total of 5 years from the appliance date code subject to the above conditions being complied with Warmflow reserves the right to repair or replace components within the guarantee period at a time...

Page 71: ...gineer Name ______________________ Engineer Signature ______________________ Telephone No ______________________ Date of 5th Service ______________________ Company Name ______________________ Engineer...

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