Item
Checkpoint
1
Check whether the power unit P/N, AC
connections
'transistor amplifier P/N and capacitor unit
P/N connections have been made properly.
2 Transformer
The transformer tap selection
is
tap
made to the factory power supply.
selection
transformer)
Motor
Check that the motor has been connected
connections
properly:
Transistor
U
Motor armature U
amplifier
pin V
V
W
W
(No polarity for
4 Loop polarity
When the motor is rotating clockwise as
check
viewed from the load side, check that a
voltage is supplied to
5 Setting plug,
Check that the proper setting plug and VR
VR settings
settings have been made.
CHECKPOINTS
BEFORE SWITCHING ON POWER
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