Gastrac Operating Features; The Gastrac Control - Conair GasTrac User Manual

G T
AS RAC
O
PERATING
F
EATURES
Cooling Exhaust Filter
Prevents contaminants
from entering the elec-
trical enclosure through
the exhaust vent.
Burner Controller
The Burner Controller is activated
when you press the RUN button
on the main GasTrac control. The
burner controller sends a signal to
the spark igniter, which fires the
metal-ceramic burner. This con-
troller continues to monitor the
fuel train, combustion blower and
other combustion components for
possible problems.
Flue Gas High Temperature
Limit Switch
Shuts down the GasTrac
when the combustion exhaust
temperature exceeds 800˚F.
Process High Temperature
Limit Switch
Shuts down the GasTrac when
the process, or drying, tempera-
ture exceeds 450˚F.
4-2
O
PERATION
The O
PERATING
tures and explains how to use the primary GasTrac control to
start and stop drying. For detailed information about the
Temperature, Burner and Variable Speed Controllers, see the
manufacturer's manuals in the instruction packet.

The GasTrac Control

This is the primary operating control. You
turn the GasTrac on or off, enter the set-
point drying temperature and start or stop
the GasTrac using this remotable control. A
green light indicates the GasTrac is running.
A red light indicates an alarm condition.
High Temperature Limit
Switch Reset Button
Push to reset the flue gas and
process high temperature limit
switches.
GasTrac Process Air Heater
section introduces the GasTrac operating fea-
Variable Speed Controller
The Variable Speed Controller automati-
cally adjusts the speed of the combustion
blower by varying the frequency and volt-
age of the signal. Increasing the speed
increases the air-to-fuel mixture and the
heat output of the burner.
Main Power
Disconnect Switch
Turn the lockable dial to
provide or disconnect
electrical power to the
GasTrac.
ESC SEL
Electrical Enclosure
Cooling Fan and Filter
Draws outside air
through the enclosure
to cool electrical com-
ponents.
UGD014/0497