VOKERA Linea Service Manual download pdf (Page 3)

Linea

The Linea 7 range is comprised of 3 models of combina-

tion boiler – 726, 730, 735 – with outputs to heating &

DHW of 26, 30 & 35 kW respectively. Each appliance –

by design – incorporates electronic ignition, circulating

pump, expansion vessel, safety valve, pressure gauge,

and automatic by-pass.

The Linea 7 range are produced as room sealed, cat-

egory II2H3+ appliances, suitable for internal wall mount-

ing applications only. They are provided with a fan pow-

ered flue outlet with an annular co-axial combustion air

INTRODUCTION

intake that can be rotated – horizontally – through 360

degrees for various horizontal or vertical applications. The

Linea 7 range can also be used with the Vokera twin flue

system.

The Linea 7 range is approved for use with C12, C22, &

C32 type flue applications.

These appliances are designed for use with a sealed

system only; consequently they are not intended for use

on open vented systems.

Fig. 1

26 28

Fig.1 General Layout

1 Flue Outlet

2 Air Intake

3 Differential analog Pressure Switch

4 Silicone Pressure Tube

5 Silicone Negative Pressure Tube

6 Expansion Vessel

7 Main Heat Exchanger

8 Electrode

9 Burner Temperature control

10 Transformer

11 Gas Valve

12 Modulator Coil

13 Domestic Heat Exchanger

14 Domestic Hot Water Flow Switch

15 Safety Valve

16 Pressure Switch

17 Diverter Valve Motor

18 Pump

19 Automatic Air Release Valve

20 Main Burner

21 Combustion Chamber

22 Fan Assembly

23 Air Chamber (with front removed)

24 Flue Gas Analysis Test Point

25 Hot Water Temperature Control

26 Mode Selector Switch

27 Status LED

28 Temperature Indicator

29 Central Heating Temperature Control

30 Combustion Switch

31 Timeclock Aperture (optional)

32 Pressure Gauge

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VOKERA Linea Service Manual Page 3

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