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Troubleshooting
44. OM Reversing Models: No Cylinder Rotation or Reversing Capabilities
(continued)
208-240 Volt/60 Hertz/3 Phase and 480 Volt/60 Hertz/3 Phase CE Models
208-240 Volt/60 Hertz/3 Phase and 460-480 Volt/60 Hertz/3 Phase CG and CSH Models
Forward
Rotation: Is there
voltage across L1,
L2 and L3 of
the motor?
TMB2171S-b
Does the
motor turn?
Reverse
Rotation: Is
there voltage across
the coil of the
reverse relay?
Correct the
wiring to the
relay.
Reverse
Rotation: Is there
voltage to terminals X, Y
and Z of the reversing
relay?
Correct wiring
between relay
and supply
voltage.
No
Yes
No
Continued from
previous page
Reverse
Rotation: Is
there voltage to
H2-4 of micro
control?
Make sure unit
is in the reverse
portion of
rotation.
Replace micro
control.
Replace
motor.
No
Yes
Reverse
Rotation: Is there
voltage to terminals U, V
and W of the reversing
relay?
Replace
reversing
relay.
Yes
No
Reverse
Rotation: Is there
voltage across L1, L2
and L3 of the
motor?
Correct wiring
between motor
and reversing
relay.
Unit
operational.
No
Does the
cylinder rotate?
Check drive
components
between motor
and cylinder.
Yes
Yes
No
No
Correct wiring
between motor
and forward
relay.
No
Yes
Yes
Yes
Содержание ATB50CG
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