MAINTENANCE INSTRUCTIONS
TR05A140.B1107
46
6.6 Maintenance operations
Before carrying out any cleaning or part replacement operations, ALWAYS turn off the ELECTRICITY,
WATER and GAS supplies to the boiler. Warmflow will not be held responsible for damage to any of
the boiler’s components caused by non-compliance with this instruction.
Section 6.3 gives instructions on accessing the boiler, removing casing panels, and accessing the control panel.
Figure 37: Key components
Burner unit
Ionisation electrode
Heating sensor
Safety thermostat
Electric fan
Circulating pump
Condensate trap
Expansion vessel
Primary heat exchanger
Ignition transformer
Ignition electrode
Gas valve
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