Highflow Cdi Combi Boiler - Worcester CDi Combi N.G Service Booklet

LAYOUT OF BOILER
2.4

HIGHFLOW CDi COMBI BOILER

3 1
Fig. 7 Highflow CDi boiler, controls in service position
44
43
42
41
40
39
Fig. 8 Highflow CDi control panel
1 Cover - installer module
2 Heat store
3 Pressure relief valve
4 Auto air vent
5 Flue gas sampling point
6 Primary sensor
7 Flue blanking plate
8 Fan
9 Ignition electrodes & flame sensing electrode
10 Heat exchanger
11 Heat exchanger access panel
12 Air/Gas adjustment screw
13 Expansion vessel
10
Supplied By www.heating spares.co Tel. 0161 620 6677
5
3 4
2
1
3 0
2 9
2 8
2 7
2 6
2 5
2 4
2 3
2 2
2 1
2 0
1 9
32
33
34
35
36
37
8716115748-06.1Wo
38
6
1 8
1 7
14 Gas valve
15 Condensate pump assembly
16 Circulating pump
17 Optional filling link
18 Runner wheels on mounting frame
19 CH return isolating valve
20 Mains water inlet isolating valve
21 Gas isolating valve
22 DHW outlet
23 CH flow isolating valve
24 DHW sensor
25 Boiler/tank drain & connection point for filling link
26 Flow turbine
27 Filling link isolating valve
28 DHW heat exchanger
29 Tank overheat thermostat
30 Tank temperature sensor
31 Control panel
32 Display
33 System pressure gauge
34 Reset button
35 ECO button
36 Not used
37 DHW temperature control
38 Position of optional controller
39 Mains ON/OFF indicator & fault diagnostic light (blue)
40 CH temperature control
41 CH boost button
42 Service button
43 Burner ON indicator light (green)
44 Master ON/OFF switch
8 716 115 748 (2009/09)
7
8
9
1 0
1 1
1 2
1 3
1 4
1 5
1 6
8 7 1 6 11 5 7 4 8 - 0 3 . 1 Wo