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7
LAYOUT & COMPONENTS
INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER GREENSTAR 25Si/30Si
LAYOUT & COMPONENTS
10 PLATE TO PLATE DHW
HEAT EXCHANGER
32 SYSTEM PUMP
36 FLOW TURBINE
37 UNUSED PORT
38 AUTO AIR VENT
39 FLOW CONNECTION FROM BOILER
HEAT EXCHANGER
40 DHW SENSOR
41 CH FLOW CONNECTION TO
SERVICE VALVE
42 DHW OUT CONNECTION
43 COLD WATER IN CONNECTION
44 CH RETURN CONNECTION TO
SERVICE VALVE
45 DIVERTER VALVE
46 PRESSURE RELIEF VALVE
47 COMPACT HYDRAULIC MOUNTING
SCREW (2) TO BOILER
48 CH TEMPERATURE CONTROL
49 MAINS ON/OFF
INDICATOR/DIAGNOSTIC LIGHT (BLUE)
50 DHW TEMPERATURE CONTROL
51 SERVICE MODE BUTTON
52 BURNER ON INDICATOR LIGHT (GREEN)
53 MASTER SWITCH ON/OFF
54 ECO BUTTON
55 FAULT RESET BUTTON
56 SYSTEM PRESSURE GAUGE
57 POSITION FOR OPTIONAL
PROGRAMMER
58 INTERNAL BYPASS WITHIN
PLASTIC MOULDING
8 716 107 337b (11/05)
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