Motor Control Diagnostic Codes; Alarms; Warnings - Graco Reactor E-20 Series Manual

Motor Control Diagnostic Codes

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.
Alarms can also be cleared, except for code 23, by
pressing .
14

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 then ON
Code Code Name
21 No transducer (compo-
nent A)
22 No transducer (compo-
nent B)
23 High fluid pressure
24 Pressure imbalance
25 High line voltage
26 Low line voltage
27 High motor temperature
28 High current
29 Brush wear
30 Momentary loss of
communication
31 Motor control failure
32 Motor control
overtemperature
99 Loss of communication
to clear. A
.
Alarm (A) or Corrective
Warning (W) Action
page
A 16
A 16
16
A
A/W (to 16
select, see
page 37)
A 18
A 18
A 18
29
A
W 19
- 19
A 18
A 19
- 19
312066ZAD