resideo WV4460E Instructions D'installation page 10

WV4460E POWER VENT WATER HEATER CONTROLS
Green LED
Status
Six-Two Flash, Soft Lockout - Recycle Limit - PS/Limit
three second opened
pause
Six-Three Soft Lockout - Recycle Limit - Flame Lost • Check pilot flame to insure main flame is not lifting
Flash, three
second pause
Six-Four Flash, Soft Lockout - Flame out of Sequence
three second Sensed
pause
Seven Flash, Flammable Vapor Sensor Lockout
three second
pause
Eight-One FVS Fault Detected
Flash, three
second pause
Eight-Two Temperature Sensor Fault Detected
Flash, three
second pause
Eight-Three Electronics Fault Detected
Flash, three
second pause
Eight-Four Valve Fault Detected
Flash, three
second pause
69-1872EF—03
Indicates
• Check venting to insure pressure switch is not
momentarily opening as the appliance warms.
• Check vent outlet for wind-gust problems.
• Check PS and Limit wiring.
pilot flame away from flame sense rod.
• Check gas supply to insure pressure is maintained
when main burner lights.
• Check that pilot flame does not linger after valves
close.
WARNING: EXPOSION HAZARD
• Indicates gasoline vapors were detected at
potentially explosive levels.
• Verify no gasoline vapors are still present.
• Reset the control by cycling power to the appliance or
by cycling the ON/OFF switch.
• Replace the Flammable Vapor Sensor element if a
gasoline spill event occurred.
• Verify Flammable Vapor Sensor (FVS) resistance is
Ω
not below 2.5 K .
• Check wiring to FVS and insure it is not shorted.
• Replace control if everything above checks out OK.
• Verify wiring to Thermal Well is not damaged or
broken.
• Verify both sensors in the Thermal Well measure
Ω
within 500 's of each other (center terminal is
common) and that their values are in the range of 3
Ω Ω
K to 30 K .
• Verify control is not wet or physically damaged.
• Reset control on ON/OFF switch.
• Replace electronics module If 8-3 error persists.
• Verify valve is not wet or physically damaged.
• Reset control on ON/OFF switch.
• Replace gas control if 8-4 error persists.
10
Check/Repair