IDEAL LOGIC HIU Direct MT Скачать руководство пользователя страница 21 | Manualshive

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IDEAL LOGIC HIU Direct MT Скачать руководство пользователя страница 21

FUSE 5x20

1

2

3

4

5a

6

7

8

5

9

10

13

11

12

Room thermostat

Electric supply:

6 5 4 3 2 1

38 ELECTRICAL WIRING

1

DHW temperature probe

X

X

2

DHW Priority flow meter

X

X

3

Flow temp. compensation return

probe

X

4

DHW production valve actuator

X

X

5

Thermal safety relief valve

5a

Pressure switch

6

Pressure gauge CH

7

Heating flow temperature probe

X

X

8

Heating valve actuator

X

X

9

Earth

X

X

10

Pump

X

11

Electric supply 230 V (ac)*

X

X

12

Room thermostat

X

X

13

Fuse

X

X

* Wiring to be made during installation

Logic HIU Direct MT

Logic HIU Direct HT

DIRECT

ELECTRONIC CONNECTION

21

LOGIC HIU

-

Installation & Servicing / Users

EXTERNAL CUSTOMER

WIRING

MUST

be volt free

connection

If Flying Lead

fitted disregard

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Содержание LOGIC HIU Direct MT

Страница 1: ...sured conform to the safety and performance speci cation that we require Do not use reconditioned or copy parts that have not been clearly authorised by Ideal For the very latest copy of literature fo...

Страница 2: ...control devices e g economisers etc are directly connected to these appliances unless covered by these Installation and Servicing Instructions or as otherwise recommended by Ideal Boilers in writing...

Страница 3: ...IU to remove any particles rust incrustations lime scale welding slag and any other contaminants The water circuits must be clean and free from debris Make sure that all connection fittings are watert...

Страница 4: ...modulated CH This can be converted to under floor heating including inbuilt safety thermostat capability LOGIC HIU INDIRECT 50 Indirect wall mounted HIU with a 50kW instantaneous priority DHW and 15...

Страница 5: ...perature 42 to 60 C Domestic hot water 10 bar DHW circuit max flow rate 18 l m 0 3 l s Min flow rate to activate domestic flow sensor 2 7 l m 0 3 Max Differential pressure on domestic water modulating...

Страница 6: ...meter when fitted 4 Primary filter and heat meter probe pocket 5 Heating circuit control valve 7 Modulating primary control valve DHW 8 Plate heat exchanger DHW 9 DHW temperature sensor 10 DHW flow sw...

Страница 7: ...Servicing Users FLOW PATH Heating Primary Circuit 5 SCHEMATIC LOGIC HIU INDIRECT 75 LOGIC HIU INDIRECT 50 6 PRIMARY FLOW CHARACTERISTICS 7 PRIMARY FLOW CHARACTERISTICS FLOW PATH DHW Primary Circuit RE...

Страница 8: ...1 0 3 0 4 0 5 0 6 3 2 1 RES ET ON DH W C H FAULT 1 2 5 5 C 65 C 5 5 C 85 C 75 C 85 C 80 C 75 C 70 C 65 C 60 C HEATING SECONDRY FLOW CHARACTERISTICS LOGIC HIU INDIRECT 50 75 DHW SECONDRY FLOW CHARACTER...

Страница 9: ...ance water check valve incorporated into inlet connection The filling loop and ball valves are used to fill and pressurise the secondary heating system the filling loop must be disconnected after pres...

Страница 10: ...igure the control for different units within the range It is important that they are not changed from those shown below If they carehanged outside of these requirements it will cause the HIU to operat...

Страница 11: ...valve actuator X X 5 Thermal safety relief valve 5a Pressure switch X X 6 Thermal safety thermostat X X 7 Heating flow temperature probe X X 8 Heating valve actuator X X 9 Earth X X 10 Pump X X 11 El...

Страница 12: ...ashes On Off when in operation NOTE when in standby the display will alternate every 5 second displaying the CH and the DHW temperatures 21 DISPLAYED ERROR CODES When an error occurs on these units th...

Страница 13: ...ode 76 LOW temperature Should the operating temperature drop below the required 25 C as a result of a faulty safety valve the flashing fault LED on the electronic controller will appear and Error code...

Страница 14: ...to modulate the heating flow circuit for greater efficiency and to compensate for changes in the external environment LOGIC HIU DIRECT HT Direct wall mounted HIU with a 50kW indirect instantaneous pri...

Страница 15: ...8 l m 0 3 l s Min flow rate to activate domestic flow sensor 2 7 l m 0 3 Max Differential pressure on domestic water modulating valve p 0 9 bar Min Differential pressure on domestic water modulating v...

Страница 16: ...y filter and heat meter probe pocket 5 Heating circuit on off valve 7 Modulating primary control valve DHW 8 Plate heat exchanger DHW 9 DHW temperature sensor 10 DHW flow switch 11 Electronic control...

Страница 17: ...Kv 2 20 m3 h H m c a H m c a p bar 3 3 5 G m3 h 0 6 0 4 0 3 0 2 0 1 0 2 5 2 1 5 0 5 0 5 1 6 4 3 2 1 5 7 0 7 0 8 8 20 20 5 13 14 19 17 LOGIC HIU Installation Servicing Users 28 UPM3 AUTO L HEATING FLO...

Страница 18: ...TS 31 DOMESTIC HOT WATER OUTPUT PRIMARY FLOW PATH Primary Flow Rate l h HEATING FLOW HEATING RETURN Domestic Hot Water Flow Rate 48 C l h 18 LOGIC HIU Installation Servicing Users Kv 2 25 m3 h Flowrat...

Страница 19: ...n screw driver slot horizontal to bypass Turn Vertical to connect the HIU to the primary circuit 33 PRIMARY BALL VALVE SET Flow Control Valves with sample points Inc sealing washer to appliance CONTEN...

Страница 20: ...hazardous operational conditions To modify the factory settings and enable the HIU to support LOW temperature systems 25 to 45 C proceed as follows Electronic Control Dip Switch Settings Factory Sett...

Страница 21: ...l safety relief valve 5a Pressure switch 6 Pressure gauge CH 7 Heating flow temperature probe X X 8 Heating valve actuator X X 9 Earth X X 10 Pump X 11 Electric supply 230 V ac X X 12 Room thermostat...

Страница 22: ...when setting and displaying Flashes On Off when in operation Actual Domestic Hot Water DHW Set Point Temperature Value display permanently when in use or been set Radiator Symbol On when setting and d...

Страница 23: ...ber relating to this fault will be displayed Central Heating outlet temperature probe fault If the heating probe fails the heating will cease immediately The domestic water generation will not be affe...

Страница 24: ...charge pipework in accordance to the local by laws Electrical 1 Electric supply line 230 V ac 50 Hz 2 Time clock thermostat line potential free 3 Centralised bus line for heat meter data transmission...

Страница 25: ...Check for leaks 12 After the primary feed system has been correctly purged Check to ensure to ensure the pressure is not greater than the maximum pressure specified for these units and the system doe...

Страница 26: ...uit To clean these strainers carry out the following maintenance procedure Isolate electrics and primary valves Drain primary legs Unscrew the cap B Remove the st rainer mesh flush thoroughly with cle...

Страница 27: ...d remove the cartridge H Remove any impurities present or change the cartridge if necessary and check flow turbine and saeling washer Screw in the cartridge Reposition the flow sensor and connection W...

Страница 28: ...iced exchanger partly clogged call qualified personnel to have it serviced modulating valve actuator faulty call qualified personnel to have it replaced valve obturator blocked in intermediate positio...

Страница 29: ...ystem temperature insufficient contact person in charge of system electronic controller not working call qualified personnel to have it replaced primary circuit flow rate insufficient contact person i...

Страница 30: ...NOTES 30 LOGIC HIU Installation Servicing Users...

Страница 31: ...NOTES 31 LOGIC HIU Installation Servicing Users...

Страница 32: ...l is a trademark of Ideal Boilers Registered Office Ideal Boilers Ltd PO Box 103 National Avenue Kingston Upon Hull HU5 4JN Tel 01482 492251 Fax 01482 448858 Registration No London 322 137 Logic HIU C...

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