Graco 334130A, Instructions-Parts List Manual

Page: 43 / 108

Troubleshooting
Code Description Type Cause Solution
V6M_ Wiring Error
Line MZLP _
Alarm Incoming
power is wired
incorrectly
Correct the Wiring
Verify transformer has the correct tap selected
Verify CB-1 or FU-4, FU-5, and FU-6 are not
tripped/blown
Verify RCD-1 is not tripped
Measure incoming power with system unplugged. If
line voltage is less than 100 VAC, contact qualified
electrician to correct the low voltage.
V8M_ No Line Voltage
MZLP _
Alarm Incoming line
voltage is less
than 100 VAC.
Verify the MZLP is plugged in at J2 and the AWB is
plugged in at J5 and J6.
Check incoming voltage is correct for configuration. V4M_ AWB High Line
Voltage
Alarm Incoming
voltage is too
high
Verify the transformer has the correct tap (400, 480,
600) selected
Verify harness is plugged into J13 of the daughter
board. Verify it is secured to the solenoid.
WJ1_ Pump _
Solenoid is
disconnected
Alarm Pump is not
turning on
when it should Replace Solenoid
WJ2_ Pump _
Solenoid High
Current
Alarm Solenoid is
drawing too
much current
Inspect for short in harness. Inspect for a shorted
solenoid cable/short to the ground. Replace solenoid.
WSUX Configuration
Error USB
Advisory
USB
configuration
is not loaded
Install software
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