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7-11
Troubleshooting
Operator Manual
122993-622
Table 7-2. Troubleshooting Chart - Alarms and/or Printouts (Cont'd)
PROBLEM
POSSIBLE CAUSE AND CORRECTION
14. Display shows:
PH TOO HIGH
CHECK INJ SYSTEM
and printout message:
PH TOO HIGH
CHECK INJ SYSTEM
15. Display shows:
PH TOO LOW
CHECK INJ SYSTEM
and printout message:
PH TOO LOW
CHECK INJ SYSTEM
16. Display shows:
ALK. TANK
RTD FAILURE
and printout message:
ALK. TANK
RTD FAILURE
17. Display shows:
ALK. TANK WATER
TEMP. TOO HIGH
and printout message:
ALK. TANK WATER
TEMP. TOO HIGH
18. Display shows:
RINSE TANK
RTD FAILURE
and printout message:
RINSE TANK
RTD FAILURE
19. Display shows:
RINSE TANK WATER
TEMP. TOO HIGH
and printout message:
RINSE TANK WATER
TEMP. TOO HIGH
pH above high pH setpoint after pH Neutralizer (option) time
timeout.
1.
Press
ALARM REPLY
touch pad to silence buzzer. Verify alkaline
neutralization injection time and alkaline neutralizer injection sys-
tem.
2.
Press
CYCLE/START
touch pad to resume or
STOP/RESET
touch
pad to abort cycle.
pH below low pH setpoint after pH Neutralizer (option) time timeout.
1.
Press
ALARM REPLY
touch pad to silence buzzer. Verify acid
neutralization injection time and acid neutralizer injection system.
2.
Press
CYCLE/START
touch pad to resume or
STOP/RESET
touch
pad to abort cycle.
Alkaline tank RTD reading below 35 °F (2 °C).
1.
Press
ALARM REPLY
touch pad to silence buzzer.
2.
Press
STOP/RESET
touch pad to abort cycle. Verify alkaline tank
RTD (RTD #1), replace RAM and/or RTD, and recalibrate alkaline
tank RTD.
Alkaline tank RTD reading above 205 °F (96 °C) (failure).
1.
Press
ALARM REPLY
touch pad to silence buzzer.
2.
Press
STOP/RESET
touch pad to abort cycle. Verify alkaline tank
RTD (RTD #1), replace RAM and/or RTD, and recalibrate alkaline
tank RTD.
Rinse tank RTD reading below 35 °F (2 °C).
1.
Press A
A
A
A
A
LARM REPLY
touch pad to silence buzzer.
2.
Press
STOP/RESET
touch pad to abort cycle. Verify rinse tank RTD
(RTD #3), replace RAM and/or RTD and, recalibrate rinse tank
RTD.
Acid tank RTD reading above 205 °F (96 °C) (failure).
1.
Press
ALARM REPLY
touch pad to silence buzzer.
2.
Press
STOP/RESET
touch pad to abort cycle. Verify rinse tank RTD
(RTD #3), replace RAM and/or RTD, and recalibrate rinse tank RTD.
* Service charges may be incurred. Consult your warranty for details.