Magnum C3C Spreader Sprayer
Operator Manual
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reproduction or disclosure of this material.
Page 53
September/08
If the impeller pulley and drive
belt are correctly adjusted but
the drive pulley and belt are
not turning, check for rotation
from the jackshaft to the
engine drive pulley.
If the jackshaft is not rotating,
refer to the Maintenance and
Repair manual for the repair
procedure.
Check the operator lever
adjustment. The operator
lever must open the discharge
holes.
If the operator lever does not
open the discharge holes,
adjust the operator lever
according to the Maintenance
and Repair manual.
Check the discharge holes. If
the operator lever exposes the
discharge holes, the holes are
clogged with foreign material
or caked material.
Empty the hopper and clean
the discharge holes. If you
use water, use low-pressure
shop air to completely dry the
hopper before reloading.
Table 6. Spreader Does Not Operate
Failure Mode
Check
Corrective Action
Spray pattern not correctly
aimed.
Check the spray nozzle
positioning.
Correctly position the spray
nozzle according to page 320,
Sprayer Calibration and
Adjustment.
Check the spray tank relief
valve. The relief valve must
provide a pressure of 15 psi
(103 kPa).
If the pressure is low, clean,
adjust, or replace the relief
valve according to the
Maintenance and Repair
manual.
Spray flow is low at 3450 rpm.
This can decrease the width
of the spray pattern.
Check the spray nozzle and
strainer for an obstruction.
Clean, adjust, or replace the
spray nozzle and strainer
according to the Maintenance
and Repair manual.
Check the spray tank relief
valve. The relief valve must
provide a pressure of 15 psi
(103 kPa).
If the pressure is high, clean,
adjust, or replace the relief
valve according to the
Maintenance and Repair
manual.
Spray flow is high at 3450
rpm. This can increase the
width of the spray pattern.
Check the spray nozzle for
damage.
If the spray nozzle is
damaged, replace the spray
nozzle according to the
Maintenance and Repair
manual.
Table 7. Incorrect Spray Pattern
