Bosch Worcester Greenstar Danesmoor External Regular ErP+ 12/18 - Central Heating

Commissioning
Greenstar Danesmoor External
ErP+
and External System
ErP+
6720821725 (2018/04)32
Fig. 55
[1] Reset button
[2] Combustion head
[3] Pressure adjustment
[4] Bleed and pressure gauge port
[5] Air shutter display window
[6] Air shutter adjuster
6.4.7 Central heating
▶ Open all radiator valves.
▶ Set room thermostat to maximum.
▶ Set programmer to ON for CH, OFF for DHW (if applicable).
▶ Turn the thermostat control [1] to max.
The demand indicator [2] should illuminate and the burner should be ON
with the circulating pump.
▶ Ensure all radiators are heating up evenly and balance the system to
the temperature difference required for the heating flow and return
according to the heating load.
▶ Set the room thermostat to minimum.
The demand indicator light [3], burner and circulating pump should
be off.
▶ Check that any other controls that are fitted to the system are
operating properly.
Fig. 56
Combustion settings
Nominal boiler rating at normal operating temperature using Kerosene (Class C2)
6720809437-34.1Wo
3
4
1
2
5
6
6720809437-28.1Wo
1 2
3
APPLIANCE MUST BE SET TO CO
2
LEVELS.
AIR SETTINGS GIVEN ARE APPROXIMATE ONLY, AS FLUE LENGTH AND NOZZLE VARIATIONS WILL AFFECT THIS.
Oil pump
pressure
Fuel flow
rate
Approx
flue gas
temp.
Combustion
head settings
Approx.
air
setting
Input
(appliance)
Output
(appliance)
Air damper
disc
setting
Flue
damper
required
Burner head
Nozzle bar psi Kg/h l/h °C %CO2 mm kW kW
Greenstar Danesmoor 12/18 model
0.40 x 80° EH
8.5 123 1.12 1.38 67 12.0 10.5 2.3 13.2 13.0 A Yes BX & recirculation tube
0.40 x 80° EH
10.0 145 1.30 1.60 70 11.5 11 1.75 15.3 15 B Yes BX & recirculation tube
0.50 x 80° EH
10.0 145 1.54 1.90 80 12.0 11.5 2.5 18.3 18.0 C Yes BX & recirculation tube
Greenstar Danesmoor 18/25 model
0.50 x 80° EH
10.0 145 1.54 1.90 76 12.5 12.5 1.5 18.3 18.0 N/A Yes BX
0.60 x 60° EH
8.8 128 1.84 2.28 81 12.5 14 3.25 21.9 21.5 N/A Yes BX
0.65 x 80° EH
9.5 138 2.15 2.66 90 12.5 15 3.25 25.5 25.0 N/A Yes BX
Greenstar Danesmoor 25/32 model
0.65 x 80° EH
9.8 142 2.15 2.66 79 11.5 19 3.5 25.5 25.0 N/A No BX
0.75 x 80° EH
10.3 150 2.46 3.04 84 12.0 19 4.25 29.1 28.5 N/A No BX
0.85 x 80° EH
10.0 145 2.78 3.44 85 12.5 19 4.75 32.7 32.0 N/A Yes BX
Table 9 Combustion settings