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ERROR CODE: F35
ERROR TYPE: Central Heating Inlet Temperature Sensor Error
DESCRIPTION: This error is received if the central heating inlet temperature sensor is short circuit, open-circuit, or damaged. Domestic water and central heating request is stopped. When this error is deleted, normal operation begins.
TYPE: ERROR
SOLUTION: 1. Make sure that the cables of the NTC in the supply line are connected.
2- If the cables are plugged in, check the end of the cable to end. Make sure the cables are undamaged and plugged into the mainboard terminal. If there is a damaged wire, replace the low voltage cable group.
3- If the cables are not damaged, measure the resistance between the terminals of the NTC and check that their values are appropriate.
4- If the resistance value between the NTC terminals is according to the table, replace the return and supply water NTCs. If the error code does not change, replace the mainboard. If the error code becomes F35, replace the return water NTC.
Updated on 9 January 2024, Tuesday
