Jackson Dishwashers Error Codes

E1

Jackson dishwasher will not fill with water; cycle starts but no water enters the tank or wash chamber.

Fill Timeout / No Water Inlet

E10

Jackson dishwasher displays E10 indicating a communication error between the main control board and a peripheral module (e.g., booster or display).

Control Communication Failure

E11

Jackson dishwasher shows E11; detergent pump or chemical dosing system fault is indicated.

Detergent Pump / Dosing Failure

E12

Jackson dishwasher displays E12 indicating a rinse aid or sanitizer dosing fault.

Rinse Aid / Sanitizer Pump Failure

E13

Jackson dishwasher shows E13; spray arm rotation fault detected (often via current sensing or flow monitoring).

Spray Arm Rotation / Wash Pressure Fault

E14

Jackson dishwasher displays E14 indicating a door temperature probe or tank temperature sensor error (open or short).

Temperature Sensor Circuit Fault

E15

Jackson dishwasher shows E15; leak or overflow sensor has detected water in the base pan or safety tray.

Leak Detection / Base Pan Flood

E16

Jackson dishwasher displays E16 indicating a flow switch or pressure switch fault in the rinse or wash circuit.

Flow Switch / Pressure Switch Failure

E17

Jackson dishwasher shows E17; indicates a motor overload or high current draw condition on wash or rinse pump.

Motor Overcurrent / Overload Trip

E18

Jackson dishwasher displays E18 indicating a door lock or latch error on models with powered door locks.

Door Lock Actuator Failure

E19

Jackson dishwasher shows E19; indicates a drain valve position error on models with automatic drain valves.

Drain Valve Actuation Failure

E2

Jackson dishwasher overfills; water level rises too high in the tank or wash chamber and may leak from the door or overflow.

Overfill / Water Level Sensing Failure

E20

Jackson dishwasher displays E20 indicating an internal memory or configuration error in the control board.

Control Board Configuration / Memory Fault

E3

Jackson dishwasher does not heat water; cycles run but final rinse or wash temperature never reaches setpoint and machine displays E3.

Wash / Rinse Tank Heating Failure

E4

Jackson dishwasher displays E4 and will not drain; standing water remains in the tank or sump after cycle.

Drain Timeout / Pump Failure

E5

Jackson dishwasher shows E5 and stops mid-cycle; wash pump does not start or stops shortly after starting.

Wash Pump Motor Failure / Overload

E6

Jackson dishwasher displays E6 indicating low rinse temperature; final rinse does not reach sanitizing temperature.

Final Rinse Temperature Too Low

E7

Jackson dishwasher shows E7 and stops; door or hood is indicated as open even when fully closed.

Door / Hood Interlock Fault

E8

Jackson dishwasher displays E8 indicating low water level; machine may cavitate or pump runs noisy due to insufficient water in tank.

Low Water Level / Level Sensor Fault

E9

Jackson dishwasher shows E9 and shuts down; control detects an over-temperature condition in tank or booster.

Over-Temperature / High-Limit Trip

Symptom

Jackson conveyor or rack-type dishwasher does not advance racks through the machine.

Conveyor Drive Failure

Symptom

Jackson dishwasher chemical pumps run but no detergent or rinse aid is being drawn from containers.

Chemical Pump Loss of Prime

Symptom

Jackson dishwasher display or indicator lights flicker or reset intermittently during operation.

Intermittent Power / Control Voltage Drop

Symptom

Jackson dishwasher door on an undercounter model drops suddenly or will not stay open at intermediate positions.

Door Hinge / Spring Failure

Symptom

Jackson dishwasher emits a burning smell or visible smoke during operation.

Overheating Electrical Component

Symptom

Jackson dishwasher final rinse arms do not spray, but wash arms operate normally.

Final Rinse Flow Failure

Symptom

Jackson dishwasher has a strong sewer or rotten odor coming from inside the tank or around the machine.

Odor / Biofilm Buildup

Symptom

Jackson dishwasher hood on a hood-type model is difficult to lift or will not stay up.

Hood Lift Mechanism Failure

Symptom

Jackson dishwasher leaks water from the door during wash or rinse cycles.

Door Seal / Gasket Failure

Symptom

Jackson dishwasher leaves a greasy film on dishes and inside the tank.

Grease Residue / Detergent Ineffectiveness

Symptom

Jackson dishwasher leaves dishes dirty or with heavy food residue after a complete cycle.

Poor Wash Performance

Symptom

Jackson dishwasher leaves dishes wet and not properly dried at the end of the cycle (on models with drying or final rinse sheeting).

Poor Drying / Rinse Sheeting Failure

Symptom

Jackson dishwasher leaves white chalky film or spots on glassware and dishes.

Limescale / Hard Water Deposits

Symptom

Jackson dishwasher makes loud grinding or rattling noises during wash or drain.

Foreign Object in Pump / Mechanical Noise

Symptom

Jackson dishwasher powers on but will not start a cycle when the start button is pressed.

Start Circuit / Interlock Inhibition

Symptom

Jackson dishwasher racks hang up or get stuck at the entrance or exit of the machine.

Rack Tracking / Guide Misalignment

Symptom

Jackson dishwasher tank drains down slowly or not completely between shifts.

Slow Drain / Partial Drain

Symptom

Jackson dishwasher tank fills with water even when the machine is turned off.

Fill Valve Seeping / Not Closing

Symptom

Jackson dishwasher trips the circuit breaker during or shortly after starting a cycle.

Electrical Short / Overcurrent

Symptom

Jackson dishwasher vibrates excessively or moves on the floor during operation.

Excessive Vibration / Installation Issue

Symptom

Jackson dishwasher wash arms do not rotate even though water is spraying.

Spray Arm Rotation Failure

Symptom

Jackson dishwasher will not start; no lights or display, machine appears completely dead.

No Power / Main Supply Failure