Trouble |
| Probable Cause |
| Remedy |
COMPRESSOR OPERATES | E. | Inoperative control board. No | E. | Check LED’s on control board to |
CONTINUOUSLY BUT DOES |
| output from board to |
| see if they are modulating. Check |
NOT FORM SUFFICIENT ICE |
| solenoids. |
| for 24V output to pulse |
BANK (con’t). |
|
|
| modulating expansion valve (see |
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| WIRING DIAGRAM). |
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| If control board green LED is on |
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| and yellow LED Is flashing; but no |
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| 24V output, replace board. |
CONDENSER FAN MOTOR | A. | Blown power circuit fuse. | A. | Replace power circuit fuse. |
NOT OPERATING |
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| B. | Fan blade obstructed. | B. | Remove obstruction. |
| C. | Inoperative condenser fan | C. | Replace condenser fan motor. |
|
| motor. |
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| D. | Compressor contactor | D. | Replace compressor contactor. |
|
| inoperable. |
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|
AGITATOR MOTOR NOT | A. | Agitator motor propeller | A. | Remove obstruction. |
OPERATING. |
| obstructed. |
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| B. | Low voltage. | B. | Voltage must be at least 208 volts |
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| at compressor terminals when |
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| compressor is trying to start. |
| C. | Loose, disconnected, or | C. Tighten connections or replace | |
|
| broken wiring. |
| broken wiring. |
| D. | Inoperative agitator motor. | D. | Replace agitator motor. |
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35 | 300614000 |