GPG14M Installation Manual

25
Light Signal Refer to Abnormal Heating or Cooling Operation Sections of this Manual
Off Internal Control Failure
1 Flash External Lockout
2 Flashes Pressure Switch Stuck Open
3 Flashes Pressure Switch Stuck Closed
4 Flashes Thermal Protection Device Open
5 Flashes Flame Detected with Gas Valve Closed
6 Flashes Short Cycle Compressor Delay (Cooling Only)
IGNITION CONTROL DIAGNOSTIC INDICATOR CHART
(SINGLE STAGE MODELS ONLY)
0 15 22 45 52 0 29 120, 135,150
Seconds
Gas Valve
Igniter
Thermostat
100 %
Circulator
Blower
Induced
Draft
Blower
HEATING TIMING CHART
Circulator
Blower
Outdoor Fan
and
Compressor
Thermostat
ON
OFF
ON
OFF
ON
OFF
COOLING TIMING CHART
ON
OFF
ON
OFF
ON
OFF
ON
OFF
OFF
100%