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Engine and Heater Shutdown
Equipment damage. Shut down the heater before
turning off the generator. Failure to do so could
result in equipment damage.
1. Turn burner switch to OFF.
2. Allow outlet air temperature to cool for at least 90
seconds.
IMPORTANT NOTE: Do not detach ducting until all air
pressure has been emptied from hose duct.
3. Press STOP BLOWER button.
4. Turn ignition key to OFF.
Thermostat
F
G
Figure 3-2. Thermostat with LCD Screen Showing
Default Display
A
Temperature offset indicator
B
Temperature units indicator
C
Operating mode indicator
D
LCD screen
E
MENU button
F
output relay status indicator LED
G
Down arrow button
H
Up arrow button
Changing Temperature Units
The thermostat displays temperature in Fahrenhet units.
See the OEM thermostat manual for instructions on
changing temperature units to Celsius.
Owner's Manual for Indirect Fired Heater
CAUTION
(000295)
A
BIN
F
B
C
D
MENU
E
H
Thermostat Control
1. Press the MENU button. The LCD screen displays
OFF.
2. Scroll through parameter codes by pressing the UP
or DOWN arrow button.
NOTE: One parameter code displays at a time.
3. To view—or modify—the setting for the displayed
parameter code, press the MENU button.
4. To change the setting, press the UP or DOWN
arrow button.
NOTE: To exit without saving, press no buttons until
default display shows
5. To save, press the MENU button.
6. To return to the default display, simultaneously
press and hold the UP and DOWN arrow buttons
for five (5) seconds. Alternatively, exit by pressing
no buttons for 30 seconds.
Parameter Code
OFF = Tempera-
ture burner
switches off
ON = Temperature
burner switches
back on, after cool-
ing
003820
SF = Sensor
Failure Action
ASd = Assigned
delay (minutes) for
OFF and ON
functions*
*When ASd=0, temperature is the only factor determining
when OFF and ON occur. When ASd is adjusted to >0, a
timed delay is added.
For example, using the factory-set values shown in the table
above, if the burner is OFF and ASd=1, the burner remains
off for 1 minute after burner cools to 170°.
IMPORTANT NOTE: At all times, OFF value must be
greater than ON value. Unit may not function prop-
erly if ON is greater than OFF.
NOTE: When OFF value is greater than ON value, the
operating mode indicator
icon.
3-2).
(Figure
Factory-Set
Programmable
Value
Values
180 °F
-40 to 212 °F
(82.2 °C)
(-40 to 100 °C)
170 °F
-40 to 212 °F
(76.7 °C)
(-40 to 100 °C)
0 = If temp. sen-
sor fails, burner
switches off
0
1 = If temp. sen-
sor fails, burner
remains on
0
0 to 12 minutes
3-2) displays a flame
(Figure
Operation
17
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