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F35425 (February 2006)Page 35 of 40
TROUBLESHOOTING CHART
SYMPTOM POSSIBLE CAUSES
Compartment leaks steam or water 1. Steamer not level.
around door. 2. Worn or damaged gasket.
3. Cavity rear strainer clogged.
4. Drain line obstructed.
5. Drain not to an open gap drain.
Cold water condenser not operating properly. 1. Cold water condenser solenoid inoperative or plugged.
2. Lack of water supply.
3. Cold water condenser thermostat malfunction.
4. No power to cold water condenser solenoid.
5. Plugged spray nozzle.
Steam visible inside compartment when 1. Steam supply solenoid not fully closing (clogged or dirty).
unit is not in cook mode. 2. Timer contacts 1 & 3 closed.
Heat coming on without water in. 1. Scale on water level probes (shorted to ground).
2. Retention of water in probe canister assembly.
Pressure relief valve opening or leaking. 1. Cycling pressure switch set too high.
2. Pressure relief valve malfunction.
3. Dirt or scale on valve seat.
Generator will not heat or build pressure. 1. Incorrect input voltage.
2. Generator not filled.
3. Water Level Control malfunction.
4. Water too “pure” for probes to properly conduct electricity.
5. Cycling pressure switch open or set too high or set
too low.
6. High limit thermostat open.
7. Power switch malfunction.
Steam output low or slow cooking. 1. Blocked steam injector ports.
2. Steam solenoid valve not fully opening or blocked.
3. Steam intake shut-off valve closed.
4. Cycling pressure switch malfunction or needs adjustment.
5. Steam header line (supply) blockage.
6. Pressure relief valve leaking.
7. Steam supply lines leaking badly.
8. Steam strainer clogged.
9. Superheater plumbed incorrectly.
10. Superheater cracked or clogged.
Unit leaks water. 1. Loose water, steam or drain line connections (top or
base).
2. Water line connection clamp leaking.
Generator water level too high. 1. Fast fill or slow fill solenoid does not shut off.
2. High level probe dirty or scaled (open circuit).
3. Water level control malfunction.
C24GA SERIES CONVECTION STEAMERS - TROUBLESHOOTING