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USAGE:
The 2 HP grinder pumps are for pumping
domestic sewage. One pump can handle the
sewage from a maximum of 2 homes.
These pumps are not to be used for
pumping commercial or industrial sewage
from factories, schools, motels, apartments,
etc..
This pump is intended to grind and pump all
normal sewage for home use. It will handle
reasonable quantities of disposable diapers,
sanitary napkins, paper towels, rubber
material, wood,
cigarette butts,
plastic and other material not normally
found in sewage.
CAUTION!
Pump is not to be disassembled in the field
except at certified service stations or at the
factory. Warranty is void if pump is taken
apart for any reason other than to replace
grinder impeller and grinder ring, which is
covered in these instructions.
PACKAGING
Each pump is packaged with 20 feet of
power cord in a carton that is marked with
the Model Number. Longer cords are
available – consult factory.
INSPECTING PUMP
Before making any piping or electrical
connections, check pump for any shipping
damage. Turn grinder impeller to be sure it
is free. DO NOT TURN IMPELLER WITH
FINGERS AS EDGES ARE SHARP. Use allen
wrench in the impeller screw to turn the
impeller.
CAUTION!
No persons should be in the basin when
pump is lowered into position! DO NOT lift
pump in a manner where failure could result
in loss of life.
After pump is installed in basin, NEVER
WORK ON MOTOR OR GRINDER UNIT
WITHOUT DISCONNECTING MOTOR LEAD
WIRES FROM CONTROL PANEL. DO NOT
RELY
UPON
OPENING
BREAKER ONLY!
Installation
ELECTRICAL:
MOTOR OVERLOAD PROTECTION
Single phase motors are provided with an
on-winding thermal overload switch. If
motor overloads or overheats for any
reason, the switch opens, stopping motor.
As soon as the motor cools to normal
temperature, the switch automatically
closes and restarts motor.
MOTOR POWER CORDS
The three power conductors are BLACK,
WHITE and RED. GREEN conductor
connects to the ground screw inside the
string,
cord cap.
For single phase,
BLACK
WHITE
RED
IMPORTANT!
Ground wires must be connected in the
control box to grounding bar, which is
connected to a good suitable ground.
MOTOR IS NOT SAFE UNLESS PROPERLY
GROUNDED.
IMPELLER ROTATION:
When looking at the bottom of the pump
and through the inlet of the volute, rotation
of the impeller is COUNTER-CLOCKWISE.
THE
CIRCUIT
"Common"
is
"Run
"
is
"Start
".
is
7
P/N O&M-BG2GRINDER
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