7
FEATURES AND COMPONENTS
CONTROLS
CONTROL BOX ON/OFF SWITCH
VARIABLE
FREQUENCY
DRIVE
DIGITAL
THERMOSTAT
I/O MODULE
LOW SPEED
I/O MODULE
HIGH SPEED
IGNITION
CONTROL
BLOWER
PROVER
SWITCH
BLOCKED
INLET SWITCH
BLOCKED
FLUE SWITCH
FIGURE 1.
Variable Frequency Drive (VFD)
I/O Module (Low and High Speed)
Blocked Inlet Switch
Blocked Flue Switch
Blower Prover Switch
THE ELIMINATOR (SELF-CLEANING SYSTEM)
Note: The Eliminator may have 1, 3 or 7 cross tubes.
FIGURE 2.
HIGH LIMIT SWITCH
RESET
BUTTON
LED
LIGHTS
FUSE
140
130
DIGITAL THERMOSTAT
FIGURE 3.
ELECTRONIC IGNITION CONTROL
IGNITION CONTROL
FIGURE 4.
BLOWER/BURNER ASSEMBLY
FIGURE 5.
Spark Igniter
Intake Air Screen
Flame Sensor