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1.5.9  U-Series Utility – System (US70 & US90) – Key Components

1.  Pumped (UP) 

Boiler Assembly

2.  System Kit (SK1)

3.  Pressure Gauge

4.  Expansion Vessel

5.  Filling Loop

6.  Heating 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 Pump

6.  Service Door

7.  Service Door Cover

8.  Control Panel

9.  Expansion Vessel

10. Riello RDB 2.2 Burner

11. Heat Exchanger Baffles

12. Flue Ring

1

2

3

4

5

8

9

6

7

10

11

12

Содержание B-Series B70

Страница 1: ......

Страница 2: ......

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

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