U-Line U-3018RFOL-00 Service Manual page 27

Never attempt to repair or perform maintenance on the unit until the main electrical power has been disconnected from the
Cause
Compressor overheating
1. Condenser air flow restricted.
2. Condenser fan blade obstructed.
3. Condenser fan motor stalled.
4. Compressor inoperable.
Compressor will not stop operating.
1. Temperature set too cold.
2. Control inoperable.
3. Control sensing bulb not sensing temperature.
4. Evaporator fan stalled.
Excessive frost buildup.
1. Door gasket not sealing properly.
2. Door out of alignment
3. Light stays on when door is closed.
4. Warm air leaking into cabinet from back.
Noisy.
1. Copper refrigeration tube touching cabinet.
2. Evaporator fan blade touching cover.
3. Condenser fan obstruction (wiring, foam insulation,
packaging material).
Ice Buildup in drain trough or drain problem
1. Obstructed drain cup or tube.
2. Kinked drain tube.
3. Drain trough spout and drain cup not aligned
CAUTION
unit.
1. Remove restriction (clean condenser and grille).
2. Remove blade restriction
3. Replace fan motor
4. Replace compressor
1. Adjust temperature warmer.
2. Replace control.
3. Check bulb/thermistor for location and ohms.
4. Remove obstruction or replace motor.
1. Adjust door or replace door gasket.
2. Adjust door hinges/pivot plates.
3. Repair or adjust light bracket/magnet.
4. Seal holes in the foam to prevent warm air entering the unit.
1. Carefully adjust tubing.
2. Adjust fan mounting or shroud.
3. Remove obstruction.
1. Check and clear drain tube.
2. Reroute drain tube.
3. Align drain trough and drain cup.
U-Line Service
Troubleshooting
Remedy
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