16
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ABNORMALITY
CHECK POINT
COUNTERMEASURE
MOTOR WILL
NOT COME UP
TO SPEED
MAX trim pot set too low
Adjust trim pot, page 13.
Speed potentiometer
set to low
Increase speed
potentiometer setting.
Motor overloaded
Re-examine the load
parameters
TORQ trim pot is out
of adjustment
Visually check setting (Figure 1)
Adjust TORQ trim pot, page 14.
Wrong horsepower setting
Check DIP switch
setting, page 10.
Damaged component
on the control board
Contact Bodine for assistance.
MOTOR SPEED
IS ADJUSTABLE
OR PULSATES
Wrong horsepower setting
Check DIP switch setting, page 10.
Motor and load not
correctly aligned
Perform alignment.
Damaged motor
Repair or replace motor.
Speed potentiometer
set too low
Increase speed
potentiometer setting.
MOTOR WILL
NOT MAINTAIN
SPEED UNDER
LOAD
Wrong horsepower setting
Check DIP switch
setting, page 10.
TORQ trim pot is out
of adjustment
Visually check setting (Figure 1).
Adjust TORQ trim pot, page 13.
Motor overloaded
Re-examine the load
parameters.
MOTOR WILL
NOT STOP WITH
SPEED POT
ADJUSTED
MIN trim potentiometer
is set too high
Turn the MIN trim pot
CCW until motor stops.
Open connection on
speed potentiometer
Check potentiometer
connections.
Defective speed
potentiometer
Replace the potentiometer.
Contact Bodine for assistance.
NO SPEED
ADJUSTMENT
Defective speed
potentiometer
Replace the potentiometer.
Contact Bodine for assistance.
Open connection on
speed potentiometer
Check potentiometer
connections.
Summary of Contents for 3912
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