www.tsicustomerservice.com
A450
6
TROUBLESHOOTING
Problem
Root Cause
Corrective Action
The heater is taking a
long time to reach desired
room temperature.
Location
Your unit should always be positioned on an inside wall with proper insula-
tion. The heater provides supplemental heating for up to 1000 sq/ft in
conjunction with a primary heat source.
Location
The back and side of the heater should be greater than 6 inches away from
objects for proper air intake.
Use of surge protector/
extension cord.
Plug unit directly into the wall outlet.
Temperature will not
change.
Defective control panel
circuit board.
Replace control panel circuit board.
Heater does not turn on
but other functions work
fine.
Manual reset needed
Turn the POWER to “OFF” and unplug the unit from the wall outlet for 30
minutes. After 30 minutes plug the unit back into wall outlet, and operate as
normal. If the problem persist contact customer service.
Buttons do not work.
Defective control panel
circuit board.
Replace control panel circuit board.
Control panel does not
illuminate.
Defective control panel
circuit board.
Replace control panel circuit board.
Remote control is not
working when buttons are
pressed.
No batteries or battery
power.
Change the remote batteries.
Poor signal
Operate remote transmitter at a slow measured pace. Press the remote con-
trol buttons with an even motion and gentle pressure. Repeatedly pressing
buttons in rapid succession may cause the transmitter to malfunction.
Distance
Operate the remote at a distance less than 20 feet from the front of the
appliance; point the remote at the control panel.
