E44 (C36)
FAULT CODE
Keston
Low Water Pressure (C36)
Low Severity
DIY Check Possible
On the Keston C36, E44 specifically indicates low water pressure (this is different from E44 on other models).
Step-by-Step Fix Guide
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Step 1
Repressurise to 1.5 bar using the filling loop
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Step 2
Reset
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Step 3
Contact a Gas Safe engineer if pressure keeps dropping
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.