52
DIAGNOSTIC CODES FOR STATUS LED
FAULT CODE HISTORY
The control stores the last 5 fault codes in memory.
When the pushbutton switch is pressed for less
than 5 seconds, the control will flash the stored
fault codes when the switch is released. The most
recent fault code is flashed first, the oldest last.
Fault history may be cleared by holding the push-
button switch for more than 5 seconds.
A RED LED is provided to indicate furnace operating status
LED Condition
Fault Condition
Check
6 Flashes
Not Used
7 Flashes
Pressure switch cycle
lockout
Pressure switches operation, tubing and wiring.
Obstruction or restrictions in venting preventing
proper air flow.
8 Flashes
Lockout due to too many
flame dropouts
Check system for proper ground.
Dirty, oxidized or failed flame sensor.
9 Flashes
Not used
10 Flashes
Flame present with gas off
Flame at main burner.
Gas valve.
A GREEN LED is provided to indicate high heat state
LED off
No demand for high heat
LED on
High heat demand, operating normally
LED flashing
High heat demand, high pressure switch not closed
Содержание G95V
Страница 27: ...27 FIGURE 21A DIRECT VENT TERMINAL CLEARANCES...
Страница 28: ...28 FIGURE 21B NON DIRECT VENT TERMINAL CLEARANCES...
Страница 53: ...53 22 WIRE DIAGRAM FOR TWO STAGE FURNACE WITH ECM...