Troubleshooting - Mr. Heater MH165FAET Operating Instructions And Owner's Manual

Troubleshooting

Unit­does­not­work
Unit­runs­continuously
Elements­are­on­but­motor­does­not­
rotate­­
Enclosure­is­extremely­hot
Desired­room­temperature­cannot­be­reached
Overheating
WARNING: USE ONLY MANUFACTURER'S REPLACEMENT PARTS. USE OF ANY OTHER PARTS COULD CAUSE INJURY OR
DEATH. REPLACEMENT PARTS ARE ONLY AVAILABLE DIRECT FROM THE FACTORY AND MUST BE INSTALLED BY A QUALIFIED
SERVICE AGENCY.
WIRING DIAGRAM MH165FAET
•Defective­thermostat­or­wrong­thermostat­setting
•Open­circuit­breaker­or­fuse
•Thermal­overload­switch­has­been­tripped
•Damaged­or­defective­plug­or­outlet
•Defective­thermostat­or­wrong­thermostat­setting
•Heat­losses­higher­than­unit­capacity­(unit­undersized)
•Defective­Motor
•Blocked­fan­blades
•Defective­thermal­protection
•Blocked­air­vents
•Defective­motor
•­One­or­more­elements­are­defective
•­Defective­thermostat­or­wrong­thermostat­setting
•­Voltage­lower­than­that­written­on­Rate­tag
•­Heat­losses­higher­than­unit­capacity­(unit­undersized)
•­Defective­thermostat­or­blocked­inlet­or­outlet­(HLS­tripped)
•­Defective­Motor­(slow­motor­operation)
Mr. Heater Forced-Air Electric Construction Heater
4
Operating Instructions and Owner's Manual