Supplied By www.heating spares.co Tel. 0161 620 6677
LAYOUT OF BOILER
8 716 115 748 (2009/09)
5
Fig. 2
This diagram shows the compact hydraulics and controls with the mantel and fascia panel removed
6
Plate to plate DHW heat exchanger
9
Drain point
32
Pump, modulating
36
Flow turbine
37
Unused port
38
Return connection to boiler heat exchanger
39
Auto air vent
40
Flow connection from boiler heat exchanger
41
DHW sensor
42
CH flow connection to isolation valve
43
DHW out connection
44
Cold water in connection
45
CH return connection to isolation valve
46
Diverter valve housing
47
Pressure relief valve
48
Compact hydraulic mounting screw (2) to boiler
49
CH temperature control
50
Mains on/off indicator/diagnostic light (blue)
51
DHW temperature control
52
Central heating boost button
53
Service button
54
Burner on indicator light (green)
55
Master switch on/off
56
Holiday button
57
ECO button
58
Fault reset button
59
Display
60
System pressure gauge
61
Position for optional programmer
36
32
37
6
38
9
43
39
40
41
42
44
45
46
47
49 50
48
51
52
53
54
55
56
57
60
58
59
8 716 115 748 - 01.1Wo
48
61
