Troubleshooting Procedures - Jenn-Air JXT5830ADB Service

Troubleshooting Procedures

To avoid risk of electrical shock, personal injury, or death, disconnect power to vent hood before servicing, unless
testing requires power.
Problem
Blower motor will not
operate, lights will not
illuminate
Blower motor will not operate
(Lights illuminate)
Blower motor starts slow and
will not operate at full speed
(Lights illuminate)
Blower motor operates, but
cannot change fan speed
(Lights illuminate)
Lights will not illuminate
(Blower motor operates)
Lights illuminate at full
brightness only
(Blower motor operates)
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W ARNING
Possible Cause
No input power ................................................
Circuit breaker tripped .....................................
Black/white or white wires loose at control
board, no wires connected to control board....
Control board defective ...................................
Touch pad/control panel defective ..................
Blue wire loose on control board.....................
Blower motor seized........................................
Blower motor defective....................................
Capacitor damaged or defective .....................
Touch pad or control panel defective ..............
Blower motor too hot and has been shut
down by the thermal protection system...........
Capacitor shorted or defective ........................
Blower motor defective....................................
Control board defective ...................................
Touch pad or control panel defective ..............
Obstructions in blower motor ..........................
Capacitor shorted or defective ........................
Blower motor defective....................................
Touch pad or control panel defective ..............
Obstructions in blower motor ..........................
Light bulb(s) burnt out .....................................
Light bulb not making contact with socket ......
Red wire loose on control board .....................
Touch pad or control panel defective ..............
Light socket defective......................................
Loose wires to lights/control board..................
Light socket defective......................................
Control board defective ...................................
Control panel defective ...................................
Touch pad or control panel defective ..............
16023510
Correction
• Verify 120 VAC is present at unit.
• Verify circuit breaker isn't tripped.
• Verify all connections are tight.
• Perform control board test.
• Perform touch pad or control
panel test.
• Verify blue wire is connected and
tight on control board.
• Verify blower is free from
obstructions and rotates freely.
• Perform blower motor test.
• Perform capacitor test.
• Perform touch pad or control
panel test.
• Allow blower motor to cool.
• Perform capacitor test.
• Perform blower motor test.
• Perform control board test.
• Perform touch pad or control
panel test.
• Verify blower motor is free from
obstructions and rotates freely.
• Perform capacitor test.
• Perform blower motor test.
• Perform touch pad or control
panel test.
• Verify blower motor is free from
obstructions and rotates freely.
• Replace bulb(s).
• Remove power to unit, remove
light bulb and bend the two metal
brackets inside the bulb opening
(bend outwards). This lowers
the light socket.
• Verify red wire is connected and
tight on control board.
• Perform touch pad or control
panel test.
• Perform halogen light test.
• Verify wires are connected and
tight at light socket/control board.
• Perform halogen light test.
• Perform control board test.
• Replace control panel.
• Perform touch pad or control
panel test.
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