DRUCKER DIAGNOSTICS
SM013
MODEL APEX 6 SERVICE MANUAL
REV: C
7
6.9
Replacing the Rotor
a)
The rotor is accessible once the cabinet has been removed.
b)
The rotor is held in place with the rotor screw and washer.
c)
Use a 1/8” hex driver to remove the center rotor screw and washer (turn counter-
clockwise).
d)
Pull up on rotor to remove from guard bowl. Make sure the red rotor hub stays on the
motor shaft.
e)
Place new rotor onto rotor hub and fully seat inside the guard bowl.
f)
Place washer onto center of rotor core and insert rotor screw. Use a 1/8” hex driver and
tighten to 2.0 Nm.
6.10
Replacing the Motor
a)
Make certain that a new rubber gasket is used on the motor mounting studs when
installing a motor.
b)
Position the motor assembly so its wires are adjacent to the notch in the bottom rim of
the guard bowl.
c)
Install the motor and gasket into the guard bowl with the wire harness positioned as
described above.
d)
Secure the motor to the guard bowl using four #8 washers and four #8 Nylok nuts.
e)
Drive the four #8 Nylok nuts onto the motor studs with an 11/32” nut driver.
f)
Turn the guard bowl assembly upside down.
g)
Place the base assembly onto the guard bowl.
h)
Ensure the motor wires pass through the notch in the bottom rim of the guard bowl.
i)
Ensure the guard bowl and base assembly are oriented such that the motor wires exit
the guard bowl closest to the back left corner of the base assembly.
j)
IMPORTANT: Make certain that no wires are pinched between the guard bowl and
base!
k)
Fasten the guard bowl to the base with six #8 thread cutting screws.
l)
Install the exhaust air cover with three #8 screws and washers.
m)
Secure the wire harnesses to the base assembly with zip ties.
n)
The lower assembly is complete.
6.11
Power Connections and Final Assembly
a)
Make certain that the lower assembly is unplugged from the external power supply.
b)
Connect the motor/power connector to J14 on the PCB.
