Operating instructions

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Changing the Time or Day
Push and hold button until the time display begins to flash.
Continue to set the time as listed in setting time and weekday.
Using the Timer with the Vehicle Ignition “Off”
Push button.
will appear on the display as well as the operation countdown timer.
The running time is factory set to a maximum of 120 minutes. This
running time can be reset once or permanently as desired.
Adjusting Preheat Time Once
Press button.
The will appear in the display and the preselected run time will
appear in the display (maximum time of 120 minutes).
Use the or to adjust the desired run time.
Adjusting the Heater Preheat Time Permanently
(Maximum Preheat Time of 120 minutes)
Push and hold (about 3 seconds) until the display lights up and
flashes. Release button.
Use or to set the new fixed preheat time.
When the display goes off the new prehea
t time is set.
Note: At the end of a preheat cycle the timer will turn the heater off.
The heater will complete a cool down cycle and turn itself off.
Using the Heater Manually with the Vehicle Accessory “On”
Push button.
The symbol will appear in the display next to the time of day.
The time of day will remain displayed during ignition on operation.
The heater will function continually as long as the vehicle ignition is “on”.
When the vehicle ignition is turned “off” the heater will continue to
operate for an addtional 15 minute
s.
The run time can be altered by pressing the or buttons.
The heater can be turned off by pressing button.
Set Preheat Times into Memory
Press button until the desired memory location is shown in the
display (Three memory locations are available).
Using the or buttons set the desired preheat start time of day.
When the time stops flashing the time of day is set.
Using the or button
s set the desired day of the week.
When the day of the week stops flashing the day is set.
To Use Preset Start Times
Press the button until the desired memory location
appears in the display.
The heater will start at the day and time displayed.
The display will go off in 15 seconds. The memory location
number will stay displayed (1, 2 or 3).
Note: When preset is chosen this symbol will flash red.
To Turn Heater “Off” - All Modes
Press the button once.
The heat signal to the he
ater will be turned “off”.
The heater will do a normal cooldown and turn itself “off”.
Note: When the vehicle ignition is turned “on” the time of day and day of
the week will appear in the timer display. This will stay on as long as the
vehicle ignition is “on”.
Note: When the vehicle lights are turned “on” the timer backlight will come
“on” also.
Note: An outside temperature sensor is available as an option
Wiring Connections at connector
Terminal 1 Power from vehicle dash lights - grey wire
Terminal 2 Heater switch wire - yellow wire
Terminal 4 Connect to vehicle ground - brown wire
Terminal 6 Temperature setting “+” (air only) - grey/red wire
Terminal 8 Heater diagnostic lead - blue wire or blue/white wire (air)
Terminal 9 Temperature setting “-” (air only) - brown/white
Terminal 10 To vehicle “ACC” accessory for continuous overnight use
Terminal 11 Positive power from heater - red “+”
Terminal 12 Ground lead from heater - b
rown “-”
T
erminal 3,5,7 Left blank, not required
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