After Service Hand Over; Spares - Bosch Worcester Danesmoor Utility Regular ErP+ 12/18 Installation, Commissioning And Servicing Instruction Manual

Service and Spares
▶ Locate the burner retainer [A] over the threaded lug on the collar [B],
ensure that the burner is level and push the burner firmly onto the
flange ensuring the O-ring seal is fully engaged. Support the burner in
position and secure with the retaining nut [C]. Tighten sufficiently to
hold the burner but do not over tighten.
▶ Check that the burner is seated correctly on its mounting flange and
that the oil hose/s are routed correctly as shown in Fig. 90 and not
trapped in front of or underneath the burner.
▶ Attach air duct pipe and tighten clip (D) to secure to the burner air
intake.
1.
B
A
C
Fig. 89 Refitting the burner
1
2
Fig. 90 Oil pump and hose detail
[1] Oil pump
[2] Flexible oil hose route. Ensure that the rigid 90° connection at the
pump points to right when the boiler is viewed from the front and
the flexible hose follows the route as show in the figure above.
2. Swing control box back up into operating position and retain in place
by replacing the two securing screws (E) in the bottom locations.
▶ Plug burner lead (F) into control box.
▶ Connect an oil pressure gauge to the oil pump, run the burner and
check the oil pressure is correct for the required boiler output. Check
that the smoke reading is between 0 - 1. If above 1 check the air
setting. If the air setting is correct check that the burner has been
reassembled correctly.
Allow the boiler to warm up then check the combustion settings are
correct as indicated in table 11 on page 41, ensure CO
correct. Adjust the air shutter if necessary see page 41, figure 71 for
details.
When the combustion is correct turn off the boiler, remove the
pressure gauge and refit the blanking plug and plastic cover.
48
3. Locate the top edge of panel (G) onto the supporting ledge (H) and
secure near the top and at the bottom by gently pushing home the
ball studs into the retaining slots (I). Remember always to apply
pressure at the edges of the panels to avoid damage.
2.
H
D
G
6720808218-84.1Wo
Fig. 91 Refitting panels
7.13
▶ Make a note of the date of any water treatment.
▶ Set the controls back to the users requirements.
▶ Complete the service interval record at the back of this manual and a
CD11 or an equivalent form.
▶ If the appliance is unused and exposed to freezing conditions; shut
off all the mains supplies, isolate the boiler and drain the system and
boiler, including the secondary heat exchanger.
6720808218-81.1Wo
7.14
For Worcester Bosch spares refer to the the website at www.worcester-
bosch.co.uk/spares
levels are
2
Greenstar Danesmoor Utility
F
E
3.

After service hand over

Spares

ErP+ and Utility System
I
I
ErP+ - 6 720 821 720 (2018/04)