7 — Troubleshooting
198
Operator Manual
AMSCO® 7000 Series 10432589_G
7.81 ALARM# 31 LOW PRESSURE DETECTED (NON-CRITICAL)
Condition
Alarm is triggered when pressure reading drops under 8/12 psig (50Hz/60Hz) for ten consecutive seconds in a low
speed treatment; or under 30/45 psig (50Hz/60Hz) for ten consecutive seconds in a high speed treatment due to
foaming of process water.
General Troubleshooting Additional Information
Incorrect rack used.
1. Press Silence Buzzer on touch screen to stop alarm
buzzer.
2. Press Ack on touch screen to acknowledge alarm.
3. Press Abort on touch screen to abort cycle.
4. Verify proper manifold rack is used for selected
cycle.
5. If situation reoccurs, contact STERIS.
Rack is improperly loaded.
1. Press Silence Buzzer on touch screen to stop alarm
buzzer.
2. Press Ack on touch screen to acknowledge alarm.
3. Press Abort on touch screen to abort cycle.
4. Verify manifold rack is properly loaded. If using
multi-level rack, lowest level of rack is loaded.
5. If situation reoccurs, contact STERIS.
Spray tips are improperly mounted.
1. Press Silence Buzzer on touch screen to stop alarm
buzzer.
2. Press Ack on touch screen to acknowledge alarm.
3. Press Abort on touch screen to abort cycle.
4. Verify all spray tips are properly mounted on
chamber and manifold rack spray arms.
5. If situation reoccurs, contact STERIS.
Improper chemical used.
1. Press Silence Buzzer on touch screen to stop alarm
buzzer.
2. Press Ack on touch screen to acknowledge alarm.
3. Press Abort on touch screen to abort cycle.
4. Verify proper chemical type is used for selected
cycle.
5. If situation reoccurs, contact STERIS.