Sullair LS20T Operator's Manual And Parts List page 33

ing voltage is the same voltage that the com-
pressor was wired for.
2. Check starter and overload heater sizes (see
electrical parts in Parts Manual).
3. Check all electrical connections for tightness.
4. "DRY RUN" the electrical controls by disconnect-
ing the three (3) motor leads from the starter.
Pull out the EMERGENCY STOP button on the
control panel. Depress the PROG pad twice to
get to AUTOMATIC/MANUAL mode selection
and use the cursor pad to change to MANUAL
mode.
5. Reconnect the three (3) motor leads and jog the
motor for a direction of rotation check, as
explained in Section 4.7.
4.7 MOTOR ROTATION CHECK
After the electrical installation has been done, it is
INSTALLATION
necessary to check the direction of motor rotation.
With the control system in MANUAL MODE, pull out
the EMERGENCY STOP button and press once,
quickly and in succession, the (START) "
(STOP) " " pads. This action will bump start the
motor for a very short time. When looking at the
motor rear end, the driveline should be rotating in
the direction indicated by the "Direction of Rotation"
decal located on the top of the compressor/motor
adapter piece. If the reversed rotation is noted, dis-
connect the power to the starter and exchange any
two of the three power input leads, then re-check
rotation. A "Direction of Rotation" decal is located on
the top of the compressor/motor adapter piece.
Section 4
" and
27