Dust Control/DustGuard
™
Systems 95Service Manual – CS7000
Problem Cause Correction
The dust control motor
will not run.
The dust control lter switch is
closed, indicating that the lter
is plugged.
1. Clean the lter.
2. Check the dust control lter switch. The switch
should be open with no vacuum in the hopper
(dust control motor off). Replace the dust control
lter switch if necessary.
There is no voltage to the dust
control motor.
1. Check the wiring and circuit breakers upstream of
the dust control motor.
2. Check the coil resistance in the K6 contactor
coil. If the coil resistance is not 118 ohms ± 10%,
replace the contactor.
3. Check the continuity through contactor K6 with the
coil energized. If the contacts are open, replace
the contactor.
4. Check the J2-6 output from A1 Main Machine
Controller.
The dust control motor is not
operating correctly.
If there is voltage to the dust control motor, replace the
motor.
The shaker motor will
not run.
There is no voltage to the
shaker motor.
1. Check the wiring and circuit breakers upstream of
the shaker motor.
2. Check the J2-18 output from A1 Main Machine
Controller.
The shaker motor is not
operating correctly.
If there is voltage to the shaker motor, replace the
motor.
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