28 7080-163D August 3, 2018MT. VERNON E2-CWith proper installation, operation, and maintenance your appliance will provide years of trouble-free service. If you do experience a prob-lem, this troubleshooting guide will assist a qualified service person in the diagnosis of a problem and the corrective action to be taken.This troubleshooting guide can only be used by a qualified service technician.Symptom Possible Cause Corrective ActionPlug in appliance - No response.No Power to outlet. Check circuit breaker at service panel.5 amp fuse blown Replace control board - don’t replace fuseSnap disc tripped or defective (#3). Reset or replace snap disc.Unit will not lightNo Fuel Check hopper; load with wood pelletsVacuum switch not closing; novacuumCheck vacuum switch wires are installedCheck vacuum hose is connected to switchand feed tube port and is in good conditionMake sure venting system is cleanMake sure front door is closedCheck vacuum tube for blockage orrestrictions/kinkHopper lid open Close hopper lidDefective hopper switch. Check hopper switch operationCheck hopper switch wires for integritySafety snap disc is tripped (#3)Check to make sure convection blower wiresare connected and reset snap disc (locatedon RH side of appliance)Clean & inspect convection blower andconvection air path.Feed System is jammed Inspect and remove the jam from the feedassemblyFeed motor not plugged in Reconnect feed motorIgniter not plugged in Connect the igniter wiresDefective igniter Replace igniterFire pot plugged-up / dirty Clean fire pot and movable floorRemove ash from the ash panDial control is set to “OFF” Turn dial control (on the appliance) to asetting other than OFFFire starts but goes outDirty fire pot, exhaust path, and/orventing pluggedClean fire pot and movable floorInspect and clean exhaust path and ventingClean firebox, exhaust path, and venting(including behind baffle)Exhaust sensor cannot readtemperature or is looseSecure the exhaust probe to exhaust blowerhousing – keeping its wire away from hotsurfacesExhaust plenum is dirty Clean exhaust path to plenumExhaust probe is defective (errorcode may result)Check for probe wire integrity and/or replacedefective exhaust probe securing the exhaustprobe to exhaust blower housing – keepingits wire away from hot surfaces4 Troubleshooting Guidef i r e - p a r t s . c o m