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54
Table 52. Servicing Steps. (Continued)
Indication
Possible Cause
Corrective Action
Start/Stop or Forward/Off/
Reverse switch faulty or in the
incorrect position.
Investigate and/or replace
switch as necessary.
Motor thermostat open.
Open on 32 & 132
Check for continuity with
ohmmeter. Let motor cool if
found to be open.
Open circuit between terminals
132 and 35. Either a jumper or
normally closed remote stop
device must be connected be
tween these two terminals in or
der for the drive to operate.
Repair faulty switch or insert
jumper as required.
Current feedback jumper set
lower than applied motor
horsepower.
Recheck and reset as
necessary.
Motor does
not rotate.
(Continued)
Drive will not go
to zero speed or
torque.
WARNING
DO NOT DEPEND ON THE
MINIMUM POSITION OF THE
SPEED OR TORQUE SET
TING POT TO STOP THE MO
TOR. IN THE MINIMUM POSI
TION, THE CONTROLLER
AND MOTOR ARE STILL EN
ERGIZED. NOISE, IM
PROPER WIRING, POWER
LINE DISTURBANCES, MAL
FUNCTIONING COMPO
NENTS, OR MECHANICAL
BINDING MAY CAUSE THE
DRIVE TO RESTART UNEX
PECTEDLY. FAILURE TO OB
SERVE THIS PRECAUTION
COULD RESULT IN BODILY
INJURY.
Controller faulty.
Replace entire controller.
Follow the instructions pro
vided in this manual to confi
gure the drive for zero speed
(J201: Minimum Speed Dis
able).
Содержание DC2 VS series
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Страница 31: ...3 16 419 519 TB2 Motor Mounted D C Tachometer Figure 3 8 D C Tachometer Connection...
Страница 48: ...5 6 Figure 5 1 Wiring Diagram of Basic Speed Controller 0 57210 30...
Страница 49: ...5 7...
Страница 51: ...5 9 J4...
Страница 53: ...5 11 DEVICE INTERCONNECTIONS BACK OF REVERSING SWITCH Figure 5 3 Operator Device Interconnections...
Страница 56: ...Reliance Electric 24701 Euclid Avenue Cleveland Ohio 44117 216 266 7000 Printed in U S A D2 3231 3 March 1994...