33
Fig. 31. Conveyor control box and on/off switch.
R
EPLACING
E
LECTRICAL
C
OMPONENTS
To replace either the variable-speed Intellisand
control, the on-off switch, or the conveyor motor,
use the following disassembly procedure (Fig.
31).
First disconnect the power supply to the
machine. Next, remove the bottom plate from the
control box. Loosen the set screws in the shaft
coupler, and remove the four bolts holding the
conveyor motor assembly in place (Fig. 31).
Remove the assembly from the machine and turn
it upside down to disconnect the leads from the
components to be removed.
To replace the Intellisand control:
remove the
knob by loosening the small screw and remove
nut that was under knob. Turn housing over, and
remove the nuts holding control board in place.
Lift control board from housing. Install the new
controller, referring to the correct electrical
diagram and reverse the disassembly procedure.
To replace the on-off switch:
remove the two
screws holding cover in place. Disconnect wire leads
from switch . Referring to the electrical diagram,
reverse the disassembly procedure.
To replace the gear motor:
disconnect the three
wire leads. Disconnect the strain-relief
protecting the wires passing through the sheet
metal. Then remove the four set screws that hold
the motor to the bracket. Remove the old motor
and install the new motor. Referring to the correct
electrical diagram, reverse the disassembly
procedure.
POWER TO SWITCH
WHITE
BLACK
RED
BLACK
GREEN
1
L1
3
L2
5
L3
13
NO
GM-
GM+ LOAD 2
LINE 2
WHITE
POWER IN
17
BLACK
18
LOAD 1
LINE 1
2
T1
4
T2
6
T3
14
NO
JUNCTION BOX
BLACK
FUSE HOLDER
2 AMP FUSE
BLACK
TO GEARMOTOR
2
T1
4
T2
6
T3
WHITE
95
97
96
98
BLACK
WHITE
W H I T E
B L A C K
Wiring Diagram, 220 volt, single phase.
Summary of Contents for 37x2
Page 36: ...36 SUPERMAX STAND ASSEMBLY...
Page 39: ...39 SUPERMAX DUAL DRUM HEAD ASSEMBLY...
Page 43: ...43 CONVEYOR MOTOR...
Page 45: ...45...
Page 46: ...46 NOTES...