What the manual says
Manufacturer manualRefilling of system in progress.
From this model's manual
Verified against the Worcester Bosch/Worcester Bosch 2000 Gc2000iw 2019 installation & service manual.
DIY fix possible
Wait a few minutes for the automatic refill process to finish.Check your boiler display to see if the code clears once the pressure stabilises.Consult your user manual if the message persists for too long.
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Related fault codes
All 144 fault codes on the 2000 GC2000iW 25 C NG
Seeing a different code? Every code this model can display, in one place.
2002012022032042072082122142152242272282292322332342352372382422442452462472492502512522532542562572582592622632642652682692702732752813053063233283413423503513563573583603623633643656048108151013101410171018102110221023106510681073107410751076205120852908290929102911291229132914291529162917291829202921292229232924292529262927292829302931293229402941294229432945294629472948294929502951295229532954295529562957295829592960296129622963296429652966296729692971297229732974b1C1C4C6Constant redd1d3E2Flashing red