Vulcan VSX3E Manuel d'utilisateur Page 38

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Vue de la page 37
VSX SERIES STEAMER - TROUBLESHOOTING
Page 38 of 40
TROUBLESHOOTING
ALL MODELS
WARNING:
CERTAIN PROCEDURES IN THIS SECTION REQUIRE ELECTRICAL TESTS OR
MEASUREMENTS WHILE POWER IS APPLIED TO THE MACHINE. EXERCISE EXTREME CAUTION AT ALL
TIMES. IF TEST POINTS ARE NOT EASILY ACCESSIBLE, DISCONNECT POWER, ATTACH TEST
EQUIPMENT AND REAPPLY POWER TO TEST.
SYMPTOM POSSIBLE CAUSES
Compartment leaks water around door. 1. Unit not level.
2. Drain line obstructed or not to an open gap drain.
Cold water condenser not operating
properly.
1. 2SOL inoperative or plugged.
2. Lack of water supply.
Steam leaks around door. 1. Worn gasket - See DOOR in SERVICE PROCEDURES
AND ADJUSTMENTS.
2. Damaged gasket.
3. Drain line obstructed or not to an open drain.
Steam generated inside compartment
when timer is off.
1. 2TAS control thermostat malfunction or not adjusted.
Steam leaking inside shell. 1. Tank gasket not sealing.
2. Loose steam line.
Heat coming on without water in tank. 1. Dirty high level probe (shorted to ground).
2. Retention of water in probe guard.
3. 1K stuck closed.
4. WLC-5/8 stuck closed.
Unit will not heat (Ready light off). 1. Check incoming voltage.
2. Tank not filled.
3. Power switch malfunction.
4. Water Level Control malfunction.
5. 1K inoperative.
6. High limit thermostat open (1TAS).
7. Heating element inoperative (electric only).
8. 1CON or 2CON malfunction.
9. Control thermostat open (2TAS).
10. Relay 2K malfunction.
11. Water too pure for probes to properly conduct electricity.
Unit leaks water. 1. Loose water, steam or drain line connections.
Tank water level too high. 1. Fill solenoid 1SOL does not shut off.
2. High level probe malfunction (open circuit).
3. Water level control inoperative (WLC).
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