Part no.:
Delta model no.: HEH080AB
Page 13
6. Fault analysis and processing
Fault State
Analysis of the Reasons
Solutions
Power on, and the
Heater is no heating
•
Power failure or no
power.
•
The target temperature
is higher than
Thermostat on temp
•
Heater failure.
•
Check the power supply and
the electric circuit.
•
Check the ambient
temperature to define heater
Is failure or not
•
Please contact Delta or
authorized Delta service
agent.
Power on, Heater is
always at heating
status.
•
The target temperature
is lower than
Thermostat off temp
•
Heater failure
•
Check the ambient
temperature to define heater
Is failure or not,
•
Please contact Delta or
authorized Delta service
agent.
Power on, the Fan is
stop but the heating
is enable at low temp
condition
•
Fan lock
•
Heater failure
•
Power off product than check
the Fan blade is no block by
foreign matter
•
Please contact Delta or
authorized Delta service
agent.
Power on, the Fan is
running but the
heating is disenable
at low temp condition
•
Over temperature
protect.
•
Heater failure
•
Check the heater air input and
output is no block, If the
heater surface is still hot, wait
for surface cold down and
power on again at low temp
condition for check the over
protect is clear or not.
•
Please contact Delta or
authorized Delta service
agent.