Bosch Worcester Greenstar CDi Compact ErP Series Installation, Commissioning And Servicing Instruction page 8

APPLIANCE INFORMATION
1 Wall mounting frame
2 Expansion vessel
3 CH return isolating valve
4 DCW mains isolating valve
5 Gas isolating valve
6 DHW outlet connection
7 CH flow isolating valve
8 Condensate drain connection
9 Flue connector
10 Air Pressure Switch
11 Main superstructure
12 Case
13 Case retaining screws
14 Bottom panel
15 Flue Overheat Thermostat
16 Case retaining clips
17 Control panel
18 Control panel menu buttons
19 Blank for optional programmer
20 Diagnostic port - Worcester service engineer
21 Pressure gauge
22 DHW temperature control
23 Boiler identification label
24 Operation/fault indicator (blue)
25 Control panel flap
26 Boiler fascia guide location
27 CH temperature control
28 Boiler display
29 Fan
Table 4 Boiler components
BOILER FEATURES
• High pressure die-cast aluminium heat exchanger
• Low NOx emissions
• Fixed gas valve settings
• Direct burner ignition
• Zero pressure governor gas valve with fully modulating fan
• Display for boiler status and access to diagnostics, system and
commissioning parameters
• Digital control system
• Memory retention after power interruption
• Low electrical power consumption during operation and stand-by
modes
• Modulating pump
• Condensing in CH and DHW modes
• Three star Hot Water Comfort measured to EN13203 Part 1 in
comfort mode with DHW pre-heat ON
• Eco mode, to use gas on demand
• Plate type DHW heat exchanger
• Ability to pre-plumb condensate drain, CH flow, DHW Outlet, Gas,
DCW In, PRV and CH Return connections
• Siphonic condensate trap
• Galvanised steel wall mounting frame
• Standard wall frame provides vertical pipe route behind the boiler
• Compatible with all Worcester standard and intelligent controls
• Condensfit II flue systems 60/100 and 80/125mm allows plume
re-direction as standard and ability to attach plume management kits
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30 Flow temperature sensor (NTC)
31 Electrode assembly
32 Maximum safety sensor (NTC)
33 Auto air vent
34 Aluminium Silicon Heat exchanger
35 Flueway
36 Sump assembly
37 Pressure gauge connection point
38 Diverter valve actuator (stepper motor)
39 Diverter valve body
40 Modulating pump
41 Drain point
42 CH return connection to isolating valve
43 PRV
44 DCW in connection to isolating valve
45 PRV Connection pipe
46 Gas pipe from isolating valve
47 DHW outlet pipe
48 DHW temperature sensor (NTC)
49 CH flow pipe to isolating valve
50 Condensate siphon drain pipe
51 Condensate siphon
52 DHW Plate heat exchanger
53 Expansion vessel connection
54 Return temperature (NTC)
55 Gas valve
56 Combustion air inlet
57 Ignition transformer
CDi Compact ErP - 6 720 813 276 (2015/07)