5-8
764332-098
3. Display shows:
SUMP
TOO LONG TO FILL
... and printer prints:
ALARM HH:MM:SS
SUMP
TOO LONG TO FILL
Sump is not filled during allowed time.
1. Press
ACK
touch pad to acknowledge alarm.
2. Inspect if there is too much foam in chamber (improper
detergent used or improper detergent concentration) – rinse
chamber with cold water and decrease injection rate.
3. Verify hot water supply is open – open building supply
valve if necessary.
4. Verify hot water supply pressure – check and adjust build-
ing hot water pressure.
5. Verify hot water fill valve operates properly – check and
replace as necessary.
6. Not enough water pressure on unit – check and adjust or
replace hot water manual valve, strainer, check valve and
globe valve.
7. Verify sump water level sensor operates properly – check
and replace as necessary.
8. Verify sump drain valve is fully closed.
9. Improper filling time – increase allowed filling time.
10. Defective alkaline wash tank dump valve (always closed) –
repair or replace valve as necessary.
11. Alkaline wash tank manual valve open – check or replace
valve as necessary.
12. Defective acid wash tank dump ball valve (always closed) –
repair or replace valve as necessary.
13. Acid wash tank manual valve open – check or replace valve
as necessary.
• Alarm is triggered by:
Sump low level signal, Slot 1 in 8 is open after allowed fill time
has expired.
Table 5-2. Fault Chart
PROBLEM POSSIBLE CAUSE AND/CORRECTION
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