Flush & Rinse; Chemical Filler - Hardi Navigator 550M Operator's Manual

5. Keeps blowing fuses.
8.3 Flush & Rinse™
1. System will not fl ush (pump,
control, and boom)
2. System will fl ush but not
rinse.
3. Rinse nozzle has poor output. A. Bad fl ush valve or suction side

8.4 Chemical Filler

1. Filler tank will not empty.
2. Filler tank empties too slow.
3. Filler tank backfi lls when
bottom tank discharge valve
is open.
66 HARDI
®
NAVIGATOR 550M, 800M, 1000M CENTRIFUGAL OPERATOR'S MANUAL
A. Short in electrical system or
bad compressor.
B. Weak power supply.
C. Bad relay on printboard
(Pre 2002).
D. Tank fi lter plugged.
A. Flush valve not in correct
position.
B. P.T.O. not engaged.
C. Flow limiting valve closed
because of too much hydraulic
fl ow to the pump motor.
A. Rinse valve not in correct
position.
air leak.
B. Rinse valve not in correct
position.
D. Pressure too low or high (rinse
nozzle gauge).
A. Pressure selection valve not in
correct position.
B. Not enough fl ow from pump.
C. Sprayer pump not running.
A. Bottom tank discharge valve
not open all the way.
B. Not enough fl ow from pump.
A. Restrictor cone missing.
B. Restrictor cone on wrong side
of the valve.
C. Not enough fl ow from pump.