Main Multipoint FF 3 Fault codes & diagnostics

0 fault codes with plain-English explanations, severity ratings, DIY guidance, and repair cost estimates.

Water Heater Natural GasLPG 23.5 kW 2000-2007 Discontinued

GC Number 52-467-02

Replaced by: Main Multipoint FF 4

Download the Main Multipoint FF 3 manualThe official installation and service manual (PDF), the document these fault codes were read from. PDF

The fault code is already on your display

Note it down before pressing reset — resetting clears the code immediately. How to read fault codes →

Status & diagnostic codes

1 operating states & engineer diagnostics

Not faults — these are normal operating states. Tap to expand.

JP6 Diagnostic Your boiler has detected that it is incorrectly set up for the type of gas being supplied to your home, which prevents it from operating safely.