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Carlin Combustion Technology, Inc.
MN60200FR1 070319
Status Icons
Status Icons will appear at the top of the 60200FR display to indicate the control’s current operating condition.
POWER
Indicates that the control is powered (flashes if voltage is too low or too high)
HV LIM
Indicates that the burner limit circuit is powered.
TT
Displayed when the TT terminals are physically jumpered, jumpered in the set-up menu, or when thermostat
is calling for heat.
BV
Monitors the BV contacts where a Blocked Vent Switch (Spill Switch) is connected. (Flashes if the Spill Switch
contacts are open – indicating that the vent is blocked). See Blocked Vent Operation below for more information.
FLAME
Indicates the control is sensing flame
FAULT
Flashes in unison with other status icons indicating a problem exists in that area
MOTOR
Indicates that the motor is energized (flashes if motor not detected)
IGNITOR Indicates that the ignitor is energized (flashes if ignitor not detected)
VALVE
Indicates that the gas valve is energized (on entry to pump prime will flash if not detected)
Operating Sequence
With power to the control and the gas valve open, set
thermostat (and limit) to call for heat.
NOTE: The thermostat
circuit must be closed and power must be coming to black
wire from limit circuit.
During
Pre-Purge, the motor starts.
Following
Pre-Purge, the control advances to a
3 second
Pre-Ignition
During
Pre-Ignition, the ignitor turns on and enters Trial for
Ignition.
During
Trial for Ignition, the gas valve opens. When flame is
detected, the screen will briefly display “Flame Detected” and
then procedes to
Burner Running
When the Call for Heat ends (or a limit control interrupts the
burner circuit), the gas valve will turn off. The motor remains
on for the
Post-Purge period. When the Post-Purge timer
expires, the control returns to
Standby mode awaiting the
next call for heat.
Pre-Purge
X X Sec
Pre-Ignition
X X Sec
Trial for Ign
X X Sec
Post-Purge
X X Sec
Standby
5 9 Sec
No Call for Heat
Burner Running
5 9 Sec