Replacing The Motor Resp. The Motor Bearings - Hermle Z 326 Service Instruction

7.4.10 Replacing the motor resp. the motor bearings

• Remove the lower covering of the front housing as described in chapter 7.4.1.
• Remove the connection cables to the motor on the control board and the frequency converter.
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Motor temperature
Current supply motor
2
a.) U2 = black
b.) V2 = brown
c.) W2 = blue
d.) Earthing
Speed- and imbalance sensor
3
1
f
e
s
• Remove the screws of the motor covering.
t
a
• Lift the motor out of the unit.
n
z
i
e
h
e
n
• When re-assembling the spare motor, take care of the wirings, as they must not be jammed.
• When tightening the motor mount screws, please pay attention the motor rubber mounts are not being
twisted.
• When connecting the motor with the electricity, take care of the rotating direction (Direction of arrow).
• Re-assemble the unit in reverse order.
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SERVICE INSTRUCTION Z 326
7 SERVICE INSTRUCTIONS
on the frequency converter
on the frequency converter
on the control board
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© HERMLE Labortechnik GmbH
Version 01/2010