Applies to:

Error Messages

The following is a list of error codes for the unit. Errors marked as critical errors indicate a situation that requires immediate attention. To resolve an error, perform all of the corrective action steps until the error is resolved. If after performing all of the corrective action steps the error still remains, contact technical support for assistance.

Error Code	Possible Cause	Corrective Action
“E-4 VIU” ”Control board overheat - Critical”	A source of heat is too close to the control panel. The ambient temperature near the control panel is too hot.	Either move the source of heat away from the fryer or move the fryer away from the source of heat. Cycle fryer power off wait 15 seconds and then back on. If error persists and temperature near the control panel is cool, replace the control panel.
“E-4 OMS” ”OMS board overheat – Non-Critical”	A source of heat is too close to the filtration board (OMS). The ambient temperature near the filtration board (OMS).	Either move the source of heat away from the fryer or move the fryer away from the source of heat. Cycle fryer power off wait 15 seconds and then back on. If error persists and temperature near the and OMS board is cool, replace OMS Board.
“E-4 PMU” ”PMU board overheat – Critical”	A source of heat is too close to the i/o board (PMU). The ambient temperature near the i/o board (PMU) is too hot .	Either move the source of heat away from the fryer or move the fryer away from the source of heat. Cycle fryer power off wait 15 seconds and then back on. If error persists and temperature near the control panel is cool, replace the PMU board.
“E-5” ”Oil Overheat - Critical”	Temperature probe connection loose or dirty. Sticking heat contactor. PMU Board is faulty.	Check oil temperature with an independent thermometer. Check Resistance of Temperature probe. Perform a deep clean procedure. This helps loosen debris that may have formed around the temperature probes. Check probe connections at PMU. Check for sticking contactor. Replace Temperature probe. Replace Contactor. Replace PMU.
“E-6 A” “Temperature probe open – Critical”	Temperature probe is damaged or disconnected. PMU Board is faulty.	Check Resistance of Temperature probe. Check probe connections at PMU. Replace Temperature probe. Replace PMU.
“E-6 B” “Temperature probe shorted – Critical”	Temperature probe resistance is out of range. Temperature probe connection faulty. PMU Board is faulty.	Check Resistance of Temperature probe. Check probe connections at PMU. Replace Temperature probe. Replace PMU.
“E-10” ”Hi-Limit safety sensor overheat - Critical”	If express filters are repeatedly skipped, the safety sensor becomes covered with crumbs causing it to overheat. If the vat has no oil, or the oil level is below the temperature sensor, the safety sensor will overheat. If the deep clean has not been performed in the last 3 months, carbon will build up and insulate the safety sensor causing it to overheat.	Allow 15 minutes for the vat to cool. Filter to remove crumbs from the bottom of the vat. Reset the high limit and ensure express filters are performed when prompted. Ensure the vat is filled with oil, then reset the high limit. Reset the high limit then perform a deep clean on the vat.
“E-10 A” “Hi-Limit board memory error – Critical”	High limit internal memory error.	Cycle power off to fryer for 15 seconds and then back on. If problem persists, replace high limit board.
“E-10 C” “Hi-Limit board memory error – Critical”	High limit internal memory error.	Cycle power off to fryer for 15 seconds and then back on. If problem persists, replace high limit board.
“E-10 E” “Hi-Limit board memory error – Critical”	High limit internal memory error.	Cycle power off to fryer for 15 seconds and then back on. If problem persists, replace high limit board.
“E-10 F” “Hi-Limit board memory error – Critical”	High limit internal memory error.	Cycle power off to fryer for 15 seconds and then back on. If problem persists, replace high limit board.
“E-10 I” “Hi-Limit board memory error – Critical”	High limit internal memory error.	Cycle power off to fryer for 15 seconds and then back on. If problem persists, replace high limit board.
“E-10 L” “Hi-Limit probe loose – Non-Critical”	High limit probe loose from bracket F.	Replace any missing high limit bracket hardware. Ensure the high limit probe is securely mounted in the high limit bracket. Perform deep clean. Ensure main temperature probe and high limit probe are clean.
“E-10 M” “Hi-Limit board mismatch – Critical”	Wrong Hi-Limit Board Software (Gas vs. Electric) installed.	Verify correct part number and replace with correct Hi-Limit board.
“E-10 N” “Hi-Limit board not connected – Critical”	Loose or Disconnected Hi-Limit Board from PMU. Faulty PMU not detecting Hi-Limit Board connected.	Unplug and re-seat Hi-Limit PCB. Move Hi-Limit PCB to working PMU to see if problem follows. Replace Hi-Limit PCB. Replace PMU.
“E-10 P” “Hi-Limit Probe Open or Shorted – Critical”	Open or shorted probe hi-limit probe.	Check hi-limit probe connections to hi-limit board Check resistance of the hi-limit probe as compared to. Replace Hi-limit probe. Replace Hi-limit board.
“E-10 R” “Hi-Limit reset switch stuck – Critical”	High limit reset switch in closed position for longer than 30 seconds.	Test Hi-limit reset switch. Check switch connections. Replace reset switch. Replace Hi-limit board.
“E10 T” “Hi-Limit Probe Temperature mismatch - Critical”	High limit thermocouple error. Mismatch of readings from same probe that differ by more than 35 °C (63 °F).	Verify probe is mounted properly and in correct position in bracket. Verify probe is clean of carbon buildup. Replace probe. Replace Hi-Limit board.
“E-10 V” “Hi-Limit board memory error – Critical”	High limit internal memory error.	Cycle power off to fryer for 15 seconds and then back on. If problem persists, replace high limit board.
“E-10 W” “Hi-Limit board write enabled - Critical”	Memory settings are programmed and not changeable. Write enabled left in on state.	Replace Hi-Limit board.
"E-15A" "Drain Valve Failure - Critical"	No current draw to drain valve when attempting to close.	Check connections from OMS board to actuator motor. Check voltage (24VDC) to actuator motor when cycling to closed state. Check Adjustment of microswitch on actuator motor. Replace Actuator. Replace OMS.
“E-15B” "Drain Valve Failure - Critical"	Current draw excessive while closing.	Check for obstruction in drain valve. Disconnect actuator motor from valve, cycle actuator to see if error reappears. Replace drain valve . Replace actuator.
“E-15C” "Drain Valve Failure - Critical"	OMS not detecting current from actuator when in closed state.	Check if drain valve is closed. Check voltage to actuator motor when cycling to closed state. Check Adjustment of microswitch on actuator motor. Check for loose or bad connections. Replace Actuator . Replace OMS.
“E-15D OMS” "Drain Valve Failure – Non-Critical"	No current draw to drain valve when attempting to open.	Check Connection from OMS to Actuator motor. Check voltage (24VDC) to actuator motor when cycling to open state. Check Adjustment of microswitch on actuator motor Replace Actuator. Replace OMS.
“E-15E OMS” "Drain Valve Failure – Non-Critical"	Current draw excessive while opening.	Disconnect actuator motor from valve, cycle actuator to see if error reappears. Replace drain valve. Replace actuator.
“E-15P OMS” "Drain Valve Failure – Non-Critical"	OMS not detecting current from actuator when in open state.	Check if drain valve is open. Check voltage to actuator motor when cycling to open state. Check Adjustment of microswitch on actuator motor. Check for loose or bad connections. Replace Actuator. Replace OMS.
“E-18A” ”Level Sensor Failure Non-Critical”	Right Level probe open.	Check Connections of probe. Check resistance of probe. Replace probe. Replace PMU.
“E-18B” ”Level Sensor Failure Non-Critical”	Right level probe shorted.
“E-18E” ”Level Sensor Failure Non-Critical”	Left level probe open.
“E-18F” ”Level Sensor Failure Non-Critical”	Left level probe shorted.
“E-21” ”Oil heating failure”	WARNING! Heating capacity for this vat may be reduced and product may be undercooked. Always check product temperature before serving or severe illness may result.
“E-21” ”Oil heating failure”	The vat is heating the oil too slowly. The power cord is not pushed all of the way into the receptacle. Low voltage, or voltage issue at the receptacle. Element is faulty. Loss of power to or from contactors.	Ensure that each power cord of the fryer is pushed in all the way. Verify proper voltage to and from contactors. Verify proper resistance of element(s). Replace contactor. Replace element.
“E-22” ”No Heat – Non-Critical”	The power cord for the vat is not plugged in / not pushed in all the way. The breaker is tripped. No voltage at receptacle. Contactor is faulty. Element is faulty.	Ensure that each power cord of the fryer is plugged in and pushed in all the way. Reset the circuit breaker. For two, three and four vat units, perform a quick check by switching plugs with another working vat. If the vat now starts to heat, then the original receptacle had no voltage. Check voltage to and from contactors. Verify proper resistance of element(s). Replace contactor. Replace element.
“E-31” ”Heating Elements Up - Critical”	Element not in down position. Faulty element tilt switch. PMU is faulty.	Lower element. Test element tilt switch. Replace element tilt switch. Replace PMU.
“E-41” ”Controller data loss- Non-Critical"	Control Data Loss.	Cycle power switch off and back on to reset. Do factory reset of control and update software and customer settings. Replace Control Panel.
“E-46” ”Memory write failure- Non-Critical”	Import/Export Failure of Settings.	Cycle control via control reset switch. Test Import/Export via back of control panel . Replace USB cable. Do factory reset of control and update software and customer settings . Replace Control Panel .
“E-47” “PMU board failure – Critical”	Internal PMU board failure.	Cycle power switch off and back on to reset. Power down unit and unplug and reseat connections on PMU board. Replace PMU board.
“E-48” ”PMU Communication Loss - Critical”	PMU Address and/or Vat type lost or changed.	Cycle power switch off and back on to reset. Check CAN Bus connections at the back of control. Check magnet positions at PMU. Replace PMU.
“E-48 VIU” ”VIU communication loss - Critical”	Control panel address lost or changed.	Cycle power switch off and back on to reset. Check CAN Bus connections at the back of control. Check magnet positions at PMU. Replace Control Panel.
“E-60” ”Control board communication failure - Critical”	Loss of communication from control board.	Check CAN Bus connections on control panel and PMU boards. Test CAN bus cables. Replace CAN bus cables. Replace Control Panel.
“E-60” “PMU Communication Failure – Critical”	Loss of communication to PMU from Control Panel.	Verify power (24VDC) to PMU board. Check CAN Bus connections on control panel and PMU boards. Test CAN bus cables. Replace CAN bus cables. Replace PMU. Replace Control Panel.
“E-60” “OMS Communication Failure – Non-Critical”	Loss of communication of OMS board.	Verify power (24VDC) to OMS board. Check CAN Bus connections on OMS board, control panel and PMU boards. Test CAN bus cables. Replace CAN bus cables. Replace OMS. Replace PMU. Replace Control Panel.
“E-82” ”Selector valve failed – Non-Critical”	No response or incorrect value from the selector valve.	Check (24VDC) to selector valve motor and verify motor turns. Remove selector valve motor and verify valve body shaft rotates by hand. Replace selector valve motor. Replace OMS.
"E-92" “E-Fuse trip – PMU – Critical”	E-Fuse (2.25A) on PMU overloaded.	Check for component shorts such as contactors and safeties. (unplug J23 connector at PMU to see if error resolves). Replace shorted component(s). Replace PMU.
“E-92” “E-Fuse trip – OMS – Non-Critical”	E-Fuse (2.25A) on OMS overloaded.	Check for component shorts such as drain actuators, selector valve motor, and pump motor relay. Unplug above mentioned connections to see if error resolves. Replace shorted components. Replace OMS.
"E-93A” ”Power Supply Failure – Non-Critical"	Loss of power supply board.	Check input (VAC) and output (VDC) voltage on power supply board(s). Check connections on power supply board(s) and power distribution board. Replace power supply board. Replace power distribution board.