HP (Hewlett-Packard) LSGX202M Grinder User Manual


 
©Copyright 2008 Liberty Pumps Inc. All rights reserved - 6 -
IMPORTANT: For 3-phase pumps, check for proper rotation before installing pump into basin. See figure A for
proper rotation.
Bottom View
Fig. A – Proper impeller rotation,
three phase models
Check three phase pumps for prope
r
rotation prior to installing pump(s) in
basin. To change rotation, reverse any
two of the three power leads to the pump.
Code the wires for reconnection afte
r
installation.
4.
Electrical Connection
AFTER THE PUMP IS INSTALLED, THE ELECTRICAL CHECKS OF SECTION 4 MUST BE
PERFORMED.
4-1 PIGGY BACK SWITCH OPERATION
1. Plug the Piggyback switch into a 6-20R receptacle. The receptacle
must be wired to a 30-amp breaker. Be sure to have the breaker
turned off before plugging in the switch.
2. Plug the pump power cord into the piggyback switch as shown.
3. The pump is ready to test and your breaker can be turned on.
(Refer to section 5)
ALWAYS TURN OFF BREAKERS BEFORE
WORKING ON ELECTRICAL CORDS.
BE CAREFUL NOT TO DRILL OR SCREW
INTO EXISTING WIRING.
Check to make sure installation is in accordance with the National Electric Code and
all applicable local codes. Installation and servicing is to be conducted by qualified
personnel. This pump is supplied with a grounding conductor. To reduce the risk of
electrical shock, be certain that it is connected to a properly grounded earth wire.
4-2 CONTROL PANEL OPERATION
REFER TO WIRING DIAGRAM INCLUDED WITH CONTROL PANEL. IF THERE IS NO WIRING
DIAGRAM, CONTACT THE MANUFACTURER TO OBTAIN ONE. DO NOT ATTEMPT TO
CONNECT PUMP WITHOUT A WIRING DIAGRAM.
1.
The pump can run on a voltage rating of 230V or 208V. Check that it is the same as the supply voltage. The
pumps are supplied with 6-20P (20-amp) cord plug ends. Most often the pump will be plugged into a receptacle.
If your pump needs to be hard wired into a panel then the plug end will have to be removed and the leads stripped
back. The connection of the pump cable leads should be carried out by a licensed electrician in accordance with
the identification on the individual leads and the corresponding connections in the control panel. Refer to the
wiring diagrams supplied with the panels.