Error Code Search

1010Worcester Bosch · Greenstar 1000 gas boiler · United KingdomNo BUS communicationWorcester Bosch documents code 1010 on the Greenstar 1000 as “No BUS communication”. This is an operating status…1013Worcester Bosch · Greenstar 1000 gas boiler · United KingdomMaximum combustion point reachedWorcester Bosch documents code 1013 on the Greenstar 1000 as “Maximum combustion point reached”. This is a warning…1018Worcester Bosch · Greenstar 1000 gas boiler · United KingdomMaintenance interval expiredWorcester Bosch documents code 1018 on the Greenstar 1000 as “Maintenance interval expired”. This is a warning or…1021Worcester Bosch · Greenstar 1000 gas boiler · United KingdomCylinder or hot-water temperature sensor faultWorcester Bosch documents code 1021 on the Greenstar 1000 as “Cylinder or hot-water temperature sensor fault”. This is…1023Worcester Bosch · Greenstar 1000 gas boiler · United KingdomMaximum run time reachedWorcester Bosch documents code 1023 on the Greenstar 1000 as “Maximum run time reached”. This is a warning…1025Worcester Bosch · Greenstar 1000 gas boiler · United KingdomReturn temperature sensor faultWorcester Bosch documents code 1025 on the Greenstar 1000 as “Return temperature sensor fault”. This is a diagnostic…1068Worcester Bosch · Greenstar 1000 gas boiler · United KingdomOutside temperature sensor or lambda probe faultWorcester Bosch documents code 1068 on the Greenstar 1000 as “Outside temperature sensor or lambda probe fault”. This…1073Worcester Bosch · Greenstar 1000 gas boiler · United KingdomFlow temperature sensor short circuitWorcester Bosch documents code 1073 on the Greenstar 1000 as “Flow temperature sensor short circuit”. This is a…1074Worcester Bosch · Greenstar 1000 gas boiler · United KingdomNo signal from flow temperature sensorWorcester Bosch documents code 1074 on the Greenstar 1000 as “No signal from flow temperature sensor”. This is…200Worcester Bosch · Greenstar 1000 gas boiler · United KingdomBoiler in heating modeWorcester Bosch documents code 200 on the Greenstar 1000 as “Boiler in heating mode”. This is an operating…201Worcester Bosch · Greenstar 1000 gas boiler · United KingdomBoiler in hot water modeWorcester Bosch documents code 201 on the Greenstar 1000 as “Boiler in hot water mode”. This is an…202Worcester Bosch · Greenstar 1000 gas boiler · United KingdomBoiler in anti-cycle modeWorcester Bosch documents code 202 on the Greenstar 1000 as “Boiler in anti-cycle mode”. This is an operating…203Worcester Bosch · Greenstar 1000 gas boiler · United KingdomBoiler in standby with no heat demandWorcester Bosch documents code 203 on the Greenstar 1000 as “Boiler in standby with no heat demand”. This…204Worcester Bosch · Greenstar 1000 gas boiler · United KingdomPrimary water temperature above set valueWorcester Bosch documents code 204 on the Greenstar 1000 as “Primary water temperature above set value”. This is…208Worcester Bosch · Greenstar 1000 gas boiler · United KingdomChimney sweep demandWorcester Bosch documents code 208 on the Greenstar 1000 as “Chimney sweep demand”. This is an operating status…2085Worcester Bosch · Greenstar 1000 gas boiler · United KingdomInternal faultWorcester Bosch documents code 2085 on the Greenstar 1000 as “Internal fault”. This is a diagnostic condition that…213Worcester Bosch · Greenstar 1000 gas boiler · United KingdomTemp difference between supply and return exceeding limitWorcester Bosch documents code 213 on the Greenstar 1000 as “Temp difference between supply and return exceeding limit”.…214Worcester Bosch · Greenstar 1000 gas boiler · United KingdomFan shut down during safety timeWorcester Bosch documents code 214 on the Greenstar 1000 as “Fan shut down during safety time”. This is…219Worcester Bosch · Greenstar 1000 gas boiler · United KingdomSupply or return water too hotWorcester Bosch documents code 219 on the Greenstar 1000 as “Supply or return water too hot”. This is…2207Worcester Bosch · Greenstar 1000 gas boiler · United KingdomLow or missing PWM signal from circulation pumpWorcester Bosch documents code 2207 on the Greenstar 1000 as “Low or missing PWM signal from circulation pump”.…222Worcester Bosch · Greenstar 1000 gas boiler · United KingdomInterruption of the NTC cablingWorcester Bosch documents code 222 on the Greenstar 1000 as “Interruption of the NTC cabling”. This is a…223Worcester Bosch · Greenstar 1000 gas boiler · United KingdomFlow temperature sensor wiring interruptedWorcester Bosch documents code 223 on the Greenstar 1000 as “Flow temperature sensor wiring interrupted”. This is a…224Worcester Bosch · Greenstar 1000 gas boiler · United KingdomSafety temp. limiter has trippedWorcester Bosch documents code 224 on the Greenstar 1000 as “Safety temp. limiter has tripped”. This is a…227Worcester Bosch · Greenstar 1000 gas boiler · United KingdomNo flame signal after ignitionWorcester Bosch documents code 227 on the Greenstar 1000 as “No flame signal after ignition”. This is a…

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