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Diagnostic Codes
313539F 35
Motor Control Diagnostic Codes
Motor control diagnostic codes E21 through E27 appear
on pressure display.
There are two types of motor control codes: alarms and
warnings. Alarms take priority over warnings.
See repair manual for corrective action.
Alarms
Alarms turn off Reactor. Turn main power OFF
then ON to clear.
NOTE:
Alarms can also be cleared, except for code 23, by
pressing .
NOTE:
Code 24 (pressure imbalance) is set to an alarm default
of 500 psi (3.5 MPa, 35 bar). To change to a warning,
see Reactor Repair-Parts manual 313540. To change
the default pressure imbalance setting, see page 27.
Warnings
Reactor will continue to run. Press to clear. A
warning will not recur for a predetermined amount of
time (varies for different warnings), or until main power
is turned OFF then ON .
Code
No.
Code Name
Alarm or
Warning
21 No transducer (component A) Alarm
22 No transducer (component B) Alarm
23 High pressure Alarm
24 Pressure imbalance Selectable;
see repair
manual
27 High motor temperature Alarm
30 Momentary loss of communi-
cation
Alarm
31 Pumpline switch failure/high
cycle rate
Alarm
99 Loss of communication Alarm