Service and spares
Greenstar i System
ErP
- 6 720 806 945 (2015/07)
57
Checking and cleaning the electrode assembly
▶ 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.
Fig. 76 Baffle removal
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.
Fig. 77 Flow pipe removal
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.
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.
Heat exchanger cleaning
▶ For cleaning the heat exchanger refer to section 7.6,
page 52.
6720806944-36.1W
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6720806944-40.1W
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