Pump Adjustments - Bosch WORCESTER Greenstar Danesmoor 18/25 Installation, Commissioning And Servicing Instruction Manual

Commissioning
▶ Turn on the boiler, set the programmer to ON and turn the room
thermostat up to create a demand for heat.
The oil level in the de-aerator will drop whilst the oil is being drawn
from the tank. If the de-aerator empties and the burner locks out
before the oil is drawn from the tank, you will have to prime the de-
aerator again.
2
3
4
1
Fig. 68 Prime the oil supply pipework
[1] Oil supply
[2] De-aerator
[3] Return
[4] Flow
[5] Spare flexible oil hose
[6] Container of oil
[7] Oil pump flexible inlet hose
[8] Bleed and pressure gauge port
▶ Switch off the boiler.
▶ Safely dispose of the container/discharge.
6.4.3

Pump adjustments

▶ Fit a suitable pressure gauge to port [3] on the oil pump.
▶ Switch on the boiler and set a heating demand.
6
5
Fig. 69 Oil pump ports/connections
[1] Vacuum gauge port
[2] Pressure adjuster
[3] Bleed and pressure gauge port
[4] Return connection
[5] Inlet connection
[6] Auxiliary pressure gauge port
▶ Adjust the air shutter [3] figure 70 and pump pressure [2]
figure 69 to the values shown in the table 10 on page 44.
The burner should ignite following a pre-ignition period of
approximately 15 seconds.
▶ If changing the burner output, check the position of the air damper
disk [5] is correct to the output values shown in table 10.
Adjust position of air damper discs to suit burner output
(see table 10 on page 44), located as shown in
figure 70. Access by undoing the two screws [4] to
release the air inlet cover.
42
8
7 3
5
6
1
2
3
4
Greenstar Danesmoor Kitchen
Fig. 70
[1] Reset button
[2] Blast tube
[3] Air shutter adjuster
[4] Captive screws air intake cover
[5] Air damper disk
ErP+ and Kitchen System
1
6720821683-15.1Wo
ErP+ -6 720 821 686 (2018/04)