Inta Hiper Xi45 INDIRECT HIU 45DHW/10HTG Page 26 Instructions Manual Download

Page: 26 / 28

Main components

Xi45

Xi60

Xi70

SECONDARY circulating pump

Wilo Yonos Para RKA 15.7 WM

Pressure Independent Control Valve (PICV)

220

–

1330

Ltrs/hr

Central Heating

Zilmet Plate Heat Exchanger

Wras approved 1403059

ZC315

Domestic Hot Water

Zilmet Plate Heat Exchanger

Wras approved 1403059

ZC315

Zilmet Expansion Vessel 13M0000804

004

8 Litre

max pressure 3 Bar.

Thermostatic Mixing Valve 60007CP

factory set and locked at 60C

Diverting Valve 3VP.SAT

stroke 10 mm

100 N

Honeywell Flow Sensor C7195A/B

Safety Valve (Secondary –

Room Heating)

3 bar

Specification information

Xi45

Xi60

Xi70

HIU installation weight

25Kg

25.4Kg

Connections

”

Room Thermostat

NOT SUPPLIED

Technical for Electrical

Xi45

Xi60

Xi70

Power supply

230V / 50Hz / 1PH

Maximum power consumption

53W

Heat Meter installation

Xi45

Xi60

Xi70

110mm spacer pipe for Heat

01889 272180

01889 272181

[email protected]

www.intatec.co.uk

SECTION 11

Technical specifications

Intatec Ltd

Airfield Industrial Estate

Hixon

Staffordshire

ST180PF

09/17 E & OE

Summary of Contents for Hiper Xi45 INDIRECT HIU 45DHW/10HTG

Page 1: ...parate document Installer level Settings is available for programming the electronic controller should the factory settings need to be altered This covers temperature settings example for UFH Prepayment etc Phone 01889 272199 to request copy These should not be left with the home owner ...

Page 2: ...er IMPORTANT information critical to the user NOTE useful information regarding the operation or installation of the HIU Do not start installation until you have thoroughly read and understood these Assembly and Operating Instructions and the safety provisions Comply with all safety provisions Installation can only be carried out by a qualified and competent plumbing installer and a qualified and ...

Page 3: ...f hot water for the end user by enabling the use of larger area PHE plate heat exchangers while maintaining very low return temperatures giving substantial energy savings PID Electronic Controller Proportional Integral Derivative with temperature and flow sensor input maintains the efficiency of the HIU Switches to priority DHW on demand and maintains stable temperatures under varying load conditi...

Page 4: ...ic limiting valve on the DHW exit This is locked and factory set to 57C Being non electric this still maintains the safety feature even when electric supply to the HIU is cut Low Pressure protection for the HIU Low pressure switch will stop the circulating pump should the secondary system drop below 0 7bar The HIU is fitted with a Safety Relief valve set at 3 bar for high pressure protection Under...

Page 5: ...mit 13 Expansion Vessel 14 Diverting valve 15 Spacer for installation of Heat Meter 16 Bypass valve LOCATION OF TEMPERATURE SENSORS A CH flow temperature sensor B CH return temperature sensor C DHW temperature sensor 2 3 4 5 9 11 15 6 7 8 10 14 16 1 13 12 FLOW RETURN Central Heating HOT COLD DHWS FILLING LOOP CONNECTION 553 465 262 85 130 83 SECTION 3 Dimensions and components A B c SAFETY VALVE D...

Page 6: ... The Installers Responsibility in accordance with Part L of the Building Regulations all hot and cold water pipes should be labelled and insulated to the current standards Installation can only be carried out by a qualified and competent plumbing installer and a qualified and competent electrical installer in accordance with the current document Building Regulations Legislation and Standards It is...

Page 7: ...l times either by an automatic bypass valve or a manual bypass 9 Fit Secondary pipe work noting carefully the correct system connection points on the HIU As shown in Section 4 Stage 6 10 Connect discharge pipe to the safety valve discharge connection as per Building Regulations pipework to comply with current Building regulations or refer to BS6798 11 Ensure all drain valves are closed before open...

Page 8: ...t Fix JIG see accessories Stage 4 1 of Section 4 Fitting the Wall mounting BRACKET Align the bracket for level VERTICAL installation of the HIU Fix the Bracket SECURELY to the wall using appropriate fixings supplied and selected by the installer Remove the FRONT COVER and store carefully until installation is complete FRONT COVER is removed by removing the screws and sliding the FRONT COVER forwar...

Page 9: ...lves can be fixed to the JIG then the JIG removed leaving the pipe work ready and in place for the 2nd Fix when the HIU is then installed You will need Part Number HIACPFFKIT This can be provide in advance of the Hiper HIU Contents 1 pair Isolation Valves for the Primary connections to the Hiper HIU And 1 x Wall Bracket Note wall fixings not included and are selected and provided by the installer ...

Page 10: ... made properly and sealed Ensure all valves are in the closed position Remove the jig by the union connection nuts safely store the gaskets for later use If required fit temporary plugs to the union nuts of the isolation valves Then take the Jig to the next installation and re use as many times as required A temporary Flushing Pipe can be connected between the valves to enable Flushing before fixi...

Page 11: ...ction A DISTRICT FLOW BLUE handle isolation valve to B District Return 1 See step 8 for accessory option 2 Connect District and isolate the HIU Allows pipework to run behind the HIU These Brackets are available as an accessory and are ordered separately Fix a Stand Off Bracket to the back of the HIU using the fixing points and screws provided Once secure hang the HIU by the Stand Off Brackets onto...

Page 12: ...the HIU HIAC06SSPACK HIU Panel Insulation Set Insulation set for the back of the HIPER HIU HIAC07SSPACK Link Pipe Accessory Pack for flushing the pri mary pipework without the HIU installed HIAC08SSPACK HIU Accessory Pack HIU Isolation Valves 22mm x union nut ANGLE Female Ball Valves 4 alternate secondary side connections HIAC09BVPACK HIU Accessory Pack HIU Isolation Valves male x union nut ANGLE ...

Page 13: ...ree connection to the room thermostat Three cable ENTRY points Mains electricity supply Room thermostat External sensor wire and or Pre Payment Billing connection SECTION 5 Electrical Wiring instructions FUSE T1 T2 L N Note that the Room thermostat switching must be VOLT FREE Programmable room thermostats battery powered are recommended but some version of thermostatic control must be used Any con...

Page 14: ...es this option The billing system working in conjunction with the heat meter selected by the consultant or energy provider may send a 230v signal to the relay provided in the Accessory Kit while the tenant is in credit IMPORTANT CHECK THIS WITH THE SUPPLIER OF THE BILLING SYSTEM IF THE SIGNAL FROM THE BILLING SIGNAL IS VOLT FREE IT CAN BE CONNECTED DIRECTLY TO THE AUX TERMINALS WITHIN THE CONTROLL...

Page 15: ...ected to the relay on terminals 5 and 9 If the billing system is VOLT FREE then the relay is not required check with the billing provider Replace the cover Installation complete PUMP DIVERTER PROGRAMMABLE ROOM THERMOSTAT LP SWITCH PICV RELAY 240V signal from Prepayment monitor AUX SWITCH Hiper HIU Controller RELAY NOT REQUIRED WHEN THE BILLING SYSTEM IS VOLT FREE 09 17 E OE Now programme the contr...

Page 16: ...SED The bypass is only opened under authorised design conditions and is supplied LOCKED in the closed position 8 Check all pipes for insulation and are to the requirement of current building regulation Check all pipes are secured and fastened with adequate pipe clips 9 Check wiring and earth connections are correct 10 Power supply is available Casing is secure all electrical connections are safe a...

Page 17: ...se the and to change the value To confirm the new temperature set point press the OK button After a few seconds the screen will revert back to operational mode Heating Flow Temperature Room temperature is controlled by the room thermostat The temperature flow to the radiators is factory set at 60 C For underfloor heating this needs to have been changed by the installer during commissioning to a lo...

Page 18: ... flushing twist the cap on the safety valve 6 Central Heating side of the HIU check the safety valve discharges by twisting the cap Check the safety valve re seats and seals 7 Central Heating side of the HIU check the expansion vessel pressure and adjust or recharge to 0 75 bar 8 PLATE HEAT EXCHANGERS MAINTENANCE Special attention should be given to the plate heat exchangers recent reported loss o...

Page 19: ...rough the heat exchanger must be at least 1 5 times greater than the operating flow rate the flow rate direction both for the acid solution and the basic solution must be opposite to the operating flow rate direction Finally wash the heat exchanger with clean soft water to completely remove every residue of acid and basic solution Any residue of the acid or basic solution in the heat exchanger may...

Page 20: ...f it is not secure the FO symbol will appear DHW NTC TEMPERATURE SENSOR Spare Part Ref H10011SP The sensor is to be found on the DHW supply pipe between the PHE and the high temperature safety mixing valve un clip remove disconnect The HIU PID Controller will automatically reset to normal opera tion once the cause of the fault has been corrected A fault has been detected in the central heating flo...

Page 21: ...he power supply and disconnect all connection plugs on the main board as shown Unclip the board care fully and then install the new board Plug in all the connec tions exactly as they come out Replace the cover and test check Turn on the power and all will reset HIU CONTROLLER PCB Power Board Spare Part Ref H10002SP The HIU PID Controller has registered an anomaly in the power consumption as compar...

Page 22: ...e refill check for leaks EO warning then goes off Check cable and connectors Check pressure switch functionality Replace the pressure switch if found to be faulty PRESSURE SWITCH Spare Part Ref H10016SP Other Trouble shooting checklists where there is NO ERROR warning which may be useful to check through Ref REPORTED PROBLEM Trouble Shooting Checklist 1 Reported problem The water from the hot taps...

Page 23: ... up if necessary Check the Circulating Pump see LED lights on the pump which can warn of a problem or a fault Is the pump fully operational Is the controller set up correctly See Installer settings Is the Room thermostat wired correctly Is it working Check that the communal heating is supplying heat to the unit Check then that the isolation valves to the unit are open Is the Bypass Valve open on t...

Page 24: ...P Pump Head Wilo Yonos Para 7 0 RKC 14 H10014SP Complete Pump Block with Wilo Yonos Para 7 0 RKC Pump 15 H10015SP Honeywell Flow Sensor 16 H10016SP Pressure switch 17 H10017SP Inta HIU High Temperature TMV 18 H10018SP HIU Automatic Air Vent 19 H10019SP GASKET SEALS for Plate Heat Exchanger 4 20 H10020SP Fixing Bolts for 18 Plate Heat Exchanger 4 21 H10021SP Fixing Bolts for 23 Plate Heat Exchanger...

Page 25: ...entral heating TEMPERATURE ADJUSTMENT 20 C to 85 C 20 C to 85 C 20 C to 85 C SECONDARY central heating HEATING OUTPUT 10 kW Xi6010 10 kW Xi6015 15kW 15 kW DOMESTIC HOT WATER including cold water supply main MAXIMUM PRESSURE 10 bar 10 bar 10 bar DOMESTIC HOT WATER MAXIMUM TEMPERATURE LIMITED by TMV Temperature setting update 19 06 17 57 C 57 C 57 C DOMESTIC HOT WATER TEMPERATURE ADJUSTMENT 30 C to ...

Page 26: ...ed at 60C Diverting Valve 3VP SAT stroke 10 mm 100 N Honeywell Flow Sensor C7195A B Safety Valve Secondary Room Heating 3 bar 3 bar 3 bar Specification information Xi45 Xi60 Xi70 HIU installation weight 25Kg 25 4Kg 25 4Kg Connections M M M Room Thermostat NOT SUPPLIED NOT SUPPLIED NOT SUPPLIED Technical for Electrical Xi45 Xi60 Xi70 Power supply 230V 50Hz 1PH Maximum power consumption 53W Heat Met...

Page 27: ...pares Any changes made to the original design and construction of the HIU at the factory Any faults caused by poor or bad system design System design is not the responsibility of the manufacturer Any HIU which has not been maintained and serviced in regular 12 month periods and that maintenance procedure does not comply with the instructions as listed in this Installation Guide Regular service mai...

Page 28: ...09 17 E OE ...

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