Main parts, 2 main parts – DE DIETRICH INNOVENS MCA 25_28 BIC User Manual

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3.2

Main parts

1

Flue gas discharge pipe

2

Casing/air box

3

Flue gas measuring point

4

Mixer pipe

5

Heating flow hose

6

Air intake silencer

7

Box for the control PCBs

8

Combined venturi and gas valve unit

9

Flow end hydrobloc

10

Safety valve outlet pipe

11

Siphon

12

Control panel

13

Tank drainage valve

14

Expansion vessel (DHW circuit)

15

Tank hydrobloc

16

Shunt pump (DHW circuit)

17

Shunt pump (Heating circuit)

18

Return end hydrobloc

19

Plate heat exchanger (DHW circuit)

20

3-way valve

21

Condensate receiver tank

22

Fan

23

Heat exchanger (Heating circuit)

24

Calorifier tank

25

Ignition/ionization electrode

26

Expansion vessel (Heating circuit)

27

Air intake

T001961-D

2

19

18

17

16

15

20

21

22

23

24

25

26

3

4

5

6

7

8

9

10

11

12

1

14

13

27

MCA 25/28 BIC

3. Description

31/08/2011 - 300024163-001-B

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