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IGNITION CONTROL DIAGNOSTIC INDICATOR CHART
Red Light Signal
Off
1 Flash
2 Flashes
3 Flashes
4 Flashes
5 Flashes
6 Flashes
7 Flashes
8 Flashes
9 Flashes
HEATING TIMING CHART
Circulator
Blower
Gas Valve
Igniter
Induced
Draft
Blower
Thermostat
Seconds
COOLING/HEAT PUMP TIMING CHART
Circulator
Blower
Compressor
Outdoor Fan
Refer to Abnormal Heating or Cooling Operation Sections of this Manual
Internal Control Failure
External Lockout
Pressure Switch Stuck Open
Pressure Switch Stuck Closed
Thermal Protection Device Open
Flame Detected with Gas Valve Closed
Short Cycle Compressor Delay (Cooling Only)
Limit Opened Five (5) Times Within The Same Call For Heat
Indoor/Outdoor Thermostat Open (Cooling Only; Devices Not present On All Models)
High Pressure/Loss of Charge Switch Open (Cooling Only; Devices Not Present On All Models)
Amber Light Signal
Refer to Abnormal Heating or Cooling Operation Sections of this Manual
Off
No Flame Present
On
Normal Flame
1 Flash
Low Flame Current
2 Flashes
Flame Detected with Gas Valve De-energized.
HIGH
LOW
OFF
HIGH
LOW
OFF
ON
OFF
HIGH
LOW
OFF
HIGH
LOW
OFF
0
15
22
HIGH
LOW
OFF
HIGH
LOW
OFF
HIGH
LOW
OFF
27
52
22
0
30
90, 120, 150, 180
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