Baffle Removal; Flow Pipe Removal - Worcester Greenstar i System ErP Series Installation, Commissioning And Servicing Instructions

Checking and cleaning the electrode assembly
NOTICE: Gasket
▶ The burner assembly gasket must be replaced if the
air/gas manifold clamping plate is loosened or
removed.
CAUTION: Component replacement:
▶ After replacement of a gas related component,
where a gasket or seal has been disturbed or
replaced, check for gas tightness using a gas sniffer/
analyser.
▶ Also after re-assembly, carry out the following
checks:
Fan pressure in section 7.4,
Flue gas analysis in section 7.5.
▶ Inspect the condition of the electrodes and ceramics, replace if
necessary.
▶ Use a plastic scouring pad to clean the electrodes.
Burner inspection
▶ Inspect the condition of the burner, replace if necessary.
– Replace burner in correct position, ensure that burner tabs
shown in figure 75, fit correctly in their respective locations.
7.7.7

Baffle removal

Refer to figure 76.
▶ Remove top baffle.
▶ Remove lower baffle.
If the lower baffle is stuck, it may be necessary to use the
"baffle removal tool" from the heat exchanger cleaning
kit -7 733 600 091, as shown in figure 76.
Fig. 76 Baffle removal
Heat exchanger cleaning
▶ For cleaning the heat exchanger refer to section 7.6,
page 52.
Greenstar i System - 6 720 806 945 (2015/07)
ErP
7.7.8

Flow pipe removal

Refer to figure 77.
▶ Ensure the appliance is isolated and fully drained.
▶ Withdraw the spring clip to release the flow pipe elbow [1] from the
heat exchanger.
▶ Pull the flow pipe with elbow [1] away from the heat exchanger.
1
Fig. 77 Flow pipe removal
Service and spares
57