Setting The Air/Gas Ratio - Worcester Greenstar 8000 Life GR8300iW 30 R Installation And Maintenance Instructions Manual

Inspection and maintenance
3. Once empty pull the hose from the condensate trap.
3.
Fig. 86 Removing the condensate trap
▶ Remove the condensate trap
▶ Clean the condensate trap, and check that the aperture towards the
heat exchanger is clear.
▶ Remove the gasket on the top of the condensate trap.
▶ Check the gasket for cracks, deformation or breakage and replace if
required.
▶ Align the new gasket correctly with the condensate trap.
Fig. 87 Aligning the new gasket with the condensate trap
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▶ Press on the gasket in the required order.
When the gasket is correctly inserted, the pin is visible in the recess
and is flush with the top edge of the gasket.
Fig. 88 Pressing on the gasket
▶ Check the condensate hose and clean if required.
▶ Fill the condensate trap with approx. 250 ml water.
▶ Replace the condensate trap. An audible click will indicate locking.
Ensure condensate trap is secured correctly.
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Fig. 89
8.10

Setting the air/gas ratio

NOTICE:
Setting the air/gas ratio
▶ The gas valve and venturi are factory set and should not need to be
adjusted if found to be out of tolerance and when all other possible
causes have been checked, please contact the Worcester Bosch
Group Helpline 0330 123 3366.
Greenstar 8000 Life – 6720883866 (2019/04)
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