Graco Reactor E-XP1 Troubleshooting Manual page 31

Reactor Error Code Trouble Shooting Guide
 The last test is to determine if the pressure transducer has failed or if the socket on
the pressure control board has gone bad.
 Swap the transducer plug-ins on the motor control board. (J3 & J8 for the
 Repeat above test.
 If the problem stays with the same side as before then the pressure
 If the problem appears to switch over to the other transducer, then the
1b) Pressure imbalance setting is too low for application.
o Adjust setting to higher setting to reduce random nuisance errors.
2) If the gauges are not equal.
Try clearing the error and balancing the pressures using the dump valves.
Rev 2.6 (02/2014)
E-20 & E-XP1 and H series Reactors. J3 & J5 for the E-30 & E-XP2)
transducer is bad.
problem is in the motor control board socket.
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