7-3
Troubleshooting
Operator Manual
920017-148
Table 7-1. Troubleshooting Chart – No Alarm Screen or Printout (Cont'd)
Call STERIS.*
1. Check and clean spray jets.
2. If condition reoccurs, call STERIS.*
1. Chamber doors open – Close doors and press CYCLE/START
touch pad.
2. If condition reoccurs, call STERIS.*
1. Chamber doors open – Close doors and press CYCLE/START
touch pad.
2. If condition reoccurs,call STERIS.*
1. Horizontal spray headers clogged – Clean spray headers.
2. Chamber debris screen clogged – Clean debris screen.
3. Self-cleaning filter clogged – Clean filter.
4. If condition reoccurs, call STERIS.*
1. Supply valves not fully open – Open supply valves.
2. If condition reoccurs, call STERIS.*
1. Wrong type of detergent. Refer to detergent specifications in
Chemical Additives Specifications, and follow
manufacturer's recommendations for amount of detergent to be
used.
2. Too much chemical is injected during treatment – Check
chemical injection calibration in Service Mode – Call STERIS.*
1. Wrong type of detergent or inappropriate concentration – Refer
to detergent specifications in Section 2.3,
Specifications, and follow manufacturer's recommendations
for amount of detergent to be used.
2. Horizontal spray headers clogged – Clean spray headers.
3. If condition reoccurs, call STERIS.*
Call STERIS.*
PROBLEM
POSSIBLE CAUSE AND/OR CORRECTION
12. Treatment stops for no apparent reason.
11. Spray jets clogged.
13. Pump does not start during a treatment.
14. Insufficient or no water entering cham-
ber through spray system.
16. Foam in chamber or inside tanks.
17. Load comes out dirty.
15. Insufficient or no water entering side
tanks during treatment.
18. Detergent leaks from mechanical core.
10. Control does not communicate with
Thornton 200 pH Controller.
*Service charges may be incurred. Consult your warranty for details.
