Worcester GREENSTAR 12i Instruction Manual page 8

8
LAYOUT & COMPONENTS
INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER GREENSTAR 12i/24i System
LAYOUT & COMPONENTS
27 AUTO AIR VENT
28 UNUSED PORT
29 COMPACT HYDRAULIC MOUNTING
SCREW (2) TO BOILER
30 PRESSURE RELIEF VALVE
31 OPTIONAL INTEGRAL DIVERTER VALVE
POSITION
32 RETURN CONNECTION TO
SERVICE VALVE
33 DRAIN POINT
34 SYSTEM PUMP
35 FLOW CONNECTION TO
SERVICE VALVE
36 FLOW CONNECTION FROM BOILER
HEAT EXCHANGER
37 EXPANSION TANK CONNECTION
38 SYSTEM PRESSURE GAUGE
39 FAULT RESET BUTTON
40 NOT USED
41 MAINS ON/OFF INDICATOR/
DIAGNOSTIC LIGHT (BLUE)
42 CH TEMPERATURE CONTROL
43 POSITION FOR OPTIONAL
PROGRAMMER
44 SERVICE MODE BUTTON
45 BURNER ON INDICATOR LIGHT (GREEN)
46 MASTER SWITCH ON/OFF
8 716 115 167b (03/2009)