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271 Error Code For Oliver Tractor Models

There are 2 kind of error description.

Description:

Front Pumping Control Valve current is low during click test
Front Pumping Control Valve current is low during click test (pin A21)(open circuit)

If Failure to cool in electrical system, Compressor clutch not engaging.Expansion valve not functioning. Restriction in refrigerant system. See your John Deere dealer.Faulty wiring or loose connections.Defective temperature control switch.Outside temperature too low, below 21gets warmer.Condenser is overheating. Clean condenser screens, cores and fins of condenser and radiator.

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