Marvel Industries 80RD - Manual (Page 8)

TROUBLESHOOTING
POSSIBLE CAUSE
• Unit interior needs cleaned.
• Unit not level.
• Unit not level.
• Weak floor.
• LED light burned out.
• No power at outlet.
• Control Panel turned “OFF”.
• Line Cord not plugged into power
source.
• House fuse blown.
• Prolonged door openings.
• Control Panel set too cold.
• Condenser needs cleaning.
• Too many door openings.
• Prolonged door openings.
• Hot, humid weather increases
condensation.
• Hot, humid weather increases
condensation.
• Control improperly set.
• Control improperly set.
• Faulty thermometer.
CORRECTION
• Clean inside of unit. See “Care and Cleaning” pg. 7.
• Adjust leveling legs. See leveling leg instructions.
• Adjust leveling legs. See leveling leg instructions.
• Rebuild floor or move to a different location.
• Replace LED light.
• Test outlet with lamp.
• Turn unit on with on/off pad on Control Panel.
• Plug unit into power source.
• Reset house fuse.
• Reduce number and/or duration of door openings.
• Raise temperature of unit via Control Panel.
• Clean condenser. See “Care of Unit” pg 7.
• Reduce number and/or duration of door openings.
• Reduce number and/or duration of door openings.
• As humidity decreases, moisture will disappear.
• Move unit to cooler location.
• As humidity decreases, moisture will disappear.
• Move unit to cooler location.
• Reset to slightly warmer temperature.
• Reset control to desired temperature.
• Recheck with second thermometer.
PROBLEM
Odor in cabinet
Noisy operation
Unit vibrates
Interior light not working
Appliance will not run.
Appliance runs too long.
Moisture collects inside of unit.
Moisture collects on outside
surface of the unit.
Interior too hot/too cold
Diagnostic LED
In the back in the grille there is a diagnostic/status
LED. This led is used to help diagnosis any problems
with the unit and to tell its status.
LED Status
Not on
Continuously on
1 Blink and pause
2 Blink and pause
3 Blink and pause
Code/Problem
Unit does not have power
Unit is "ON" and operating correctly
For shorted or open thermistor
Disconnected Display Board
Compressor is locked out
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