EE2
FAULT CODE
Grant
Low Pressure
Low Severity
DIY Check Possible
The system water pressure is too low on Grant boilers.
Step-by-Step Fix Guide
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Step 1
Repressurise the system using the filling loop to 1.5 bar
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Step 2
Reset the boiler
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Step 3
If pressure drops again, call an OFTEC engineer to check for leaks
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.