Cointra
Independent technical reference
Cointra
23 published entries
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Equipment covered
Documented codes
Gas boiler 15
A01Cointra A01 on a gas boiler: burner does not lightHigh· BoilersA02Cointra A02 on a gas boiler: flame signal with burner offHigh· BoilersA05Cointra A05 on a gas boiler: fan fault, boiler locked outHigh· BoilersA06Cointra A06 on a gas boiler: no flame after ignitionHigh· BoilersA07Cointra A07 on a gas boiler: flue gas temperature too highHigh· BoilersA08Cointra A08 on a gas boiler: overheat protection trippedHigh· BoilersA09Cointra A09 on a gas boiler: permanent overheat lockoutHigh· BoilersA80Cointra A80 on a gas boiler: flame signal after valve closesHigh· BoilersA88Cointra A88 on a gas boiler: combustion or gas valve errorHigh· BoilersF96Cointra F96 on a gas boiler: unstable flame after ignitionHigh· BoilersF09Cointra F09 on a gas boiler: overheat protection triggeredMedium· BoilersF37Cointra F37 on a gas boiler: incorrect water pressureMedium· BoilersF41Cointra F41 on a gas boiler: maximum Delta T protectionMedium· BoilersF43Cointra F43 on a gas boiler: heat exchanger protectionMedium· BoilersF39Cointra F39 on a gas boiler: outdoor temperature probe faultLow· Boilers
Tankless gas water heater 6
A16Cointra A16 on gas water heater: gas valve or wiring faultHigh· BoilersA51Cointra A51 on a gas water heater: air or flue duct blockedHigh· BoilersF05Cointra F05 on a gas water heater: fan fault, temporary lockoutHigh· BoilersF20Cointra F20 on a gas water heater: combustion control faultHigh· BoilersF50Cointra F50 on gas water heater: modulating gas valve faultHigh· BoilersA03Cointra A03 on a gas water heater: overheat protection lockoutMedium· Boilers