York ARC 045, Installation Manual

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1. Disconnect the gas supply pipe from the unit.
2. Remove the upper panel -A- and the lower panel -
B-to access the gas selection.
3. Disconnect the gas valves, the ignition electrodes,
the flame sensors, and the the temperature sensors.
4. Loosen and remove the 4 screws -T- that fasten the
burner group to its support.
5. Remove the burner group, pulling it up and out.
Now the burners and injectors can be accessed for
inspection and cleaning.
6. Before returning the burner group to its place,
check that the separation between the ignition elec‐
trode and the far burner is between 2 and 3 mm.
A. Gas flow
B. Burners
C. Connector
D. Teflon support
E. Electrode
Installation manual 1
Regular maintenance tasks performed by specialised personnel 1.18
39