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Installation, Operation & Maintenance CM MAG-P series Manual
6 PUMP IDENTIFICATION
Every M PUMPS pump unit has a nameplate
located on the side of the casing. It is
recommended that the purchaser record the
serial
number
and
requesting information or service parts from
M PUMPS. The serial number must be used
for all correspondence and spare parts order
Nameplate
7 ELECTRICAL
DANGER
Only a qualified electrician should
make the electrical connections to the
pump drive motor.
Thoroughly read motor manufacturers
instructions
installation.
Check motor nameplate data to be
certain
that
all
starter, and overload protection are
correctly sized.
Install the motor according local electrical
codes. Check all connections to motor and
starting device with wiring diagram. Check
voltage, phase, and frequency on motor
nameplate with line circuit.
NOTE: Install a flexible electrical coupling on
the motor. Allow for movement of at least 12
inches. This is necessary to service and
inspect the pump.
10 TROUBLESHOOTING
reference
it
when
.
before
making
wiring,
switches,
ENG 2012
8 PUMP SPEED
CM MAG-P M PUMPS are designed to rotate
at speed up to 4000RPM.
Standard speeds are:
ELECTRIC
50Hz
MOTOR
2POLES
2900RPM
4POLES
1450RPM
If the pump is driven at variable speed via an
a.c. frequency inverter, keep within the
recommended limit of speed.
9 STARTING
Fully open the suction valve. Pump requires a
flooded suction.
WARNING
Do not operate pump with suction or
discharge
valve
pump more than a few minutes with
the suction valve closed can cause
bearing failure.
CAUTION
Check
driver
for
Correct rotation is clockwise when
viewed from the pump casing.
CAUTION
At
start-up
pressure
gauges.
pressure is not quickly reached stop
the driver, reprieve and attempt to
restart.
- Check the pump and piping to assure that
there are no leaks.
ISM0059 REV 01
60Hz
3500RPM
1750RPM
closed.
Operating
proper
rotation.
immediately
check
If
discharge
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