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Motor Control Diagnostic Codes
Motor control diagnostic codes E21 through E29 appear
on pressure display.
There are two types of motor control codes: alarms and
warnings. Alarms take priority over warnings.
Alarms
Alarms turn off Reactor. Turn main power OFF
then ON
to clear.
Code
Code Name
No.
21
No transducer (component A)
22
No transducer (component B)
23
High pressure
24
Pressure imbalance
25
High line voltage
26
Low line voltage
27
High motor temperature
28
High current
29
Brush wear
309574C
Alarms can also be cleared, except for code 23,
by pressing
Warnings
Reactor will continue to run. Press
warning will not recur for a predetermined amount of
time (varies for different warnings), or until main power
is turned OFF
Alarm (A) or
Corrective
Warning (W)
Action page
A
12
A
12
A
12
A/W (to select,
12
see page 28)
A
13
A
13
A
13
A
13
W
13
Motor Control Diagnostic Codes
.
to clear. A
then ON
.
11
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