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Problem
Motor will not run at
correct maximum
speed.
Stall light comes on
after 15 seconds in
current control mode.
Stall light comes on
immediately after the
'run' contact is closed.
506/507/508 - HA389427
Possible Cause
Wrong speed range
selection on preset
switches.
Incorrect wiring of run
contact.
Faulty or incorrect
load across the 'A+'
and 'A-' terminals.
Installing the 506/507/508
Remedy
Refer to Installation and Set-up
chapter.
Run contact should be wired
between the two terminals
marked 'run' and '+10V'.
Check motor armature
thoroughly. The Controller
should not be used on motors
with a low inductance.
4-13
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