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Troubleshooting
10 3A0157B
Troubleshooting
Mechanical/Fluid Flow
Perform Pressure Relief Procedure; page 8.
TYPE OF PROBLEM
WHAT TO CHECK
If check is OK, go to next check
WHAT TO DO
When check is not OK, refer to this column
E=XX is displayed
1. Fault condition exists 1. Determine fault correction from table,
page 13.
False tripping of WatchDog
system. EMPTY is dis-
played. Pump does not
run.
1. Operating conditions out of
WatchDog parameters. Pump
output is low, see below.
1. Turn pressure down. Refer to operation
manual for adjusting. Operate without
WatchDog active; see operation manual.