102
FAULT CODE
Ariston
Pressure Sensor Error (E-Combi Evo)
Medium Severity
Engineer Required
On Ariston E-Combi Evo boilers, code 102 indicates a pressure sensor fault.
Step-by-Step Fix Guide
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Step 1
Check system pressure on the gauge
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Step 2 Engineer only
If pressure is correct but 102 persists, call a Gas Safe engineer to test and replace the pressure sensor
Gas Safe Reminder
Work on gas appliances must be carried out by a Gas Safe registered engineer. The steps above cover safe checks a homeowner can perform - any internal component replacement requires a qualified professional. If in doubt, always call an engineer.