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MODELS
WG75HH/100H/150H STANDARD
AND WGX75HH/100H/150H HAZARDOUS LOCATION*
*Used in Hazardous Locations Class 1, Division 1, Groups C & D
SUBMERSIBLE GRINDER PUMPS
INSTALLATION AND SERVICE MANUAL
NOTE! To the installer: Please make sure you provide this manual to the owner of the equip ment or to the responsible
party who maintains the system.
Part # 23833A530 | © 2018 Pentair plc. | 4/16/18
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Summary of Contents for Pentair MYERS WG75HH
- Page 1 INSTALLATION AND SERVICE MANUAL NOTE! To the installer: Please make sure you provide this manual to the owner of the equip ment or to the responsible party who maintains the system. Part # 23833A530 | © 2018 Pentair plc. | 4/16/18...
- Page 2 20. Submersible grinder pumps are not approved for use CAUTION! in swimming pools, recreational water installations, Read these safety warnings first before installing, decorative fountains or any installation where human servicing, or operating any pump. Only qualified persons contact with the pumped fluid is common. shall conduct services and installations of this pump.
- Page 3 The control cable has five conductors: black, white, red, Motor: Each motor is provided with heat sensor thermostats orange and green. White and black connect to the heat sensor attached directly to the motor windings. The thermostats open terminals in the control panels; red and orange connect to if the motor windings see excessive heat and, in turn, open the the seal failure terminals in the control panel;...
- Page 4 CHECK LIST IF PUMP DOES NOT OPERATE PROPERLY CHECKING FOR MOISTURE IN MOTOR – Use ohmmeter RESISTANCE OF WINDINGS – Every motor winding has a or a megger and set on highest scale. Readings on the large fixed resistance and winding must check close to specification power cord between any of the conductors red, black, or white values.
- Page 5 MOTOR INTERNAL CONNECTION DIAGRAMS...
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Page 6: Pump Dimensions
PARTS LIST FOR PUMP DIMENSIONS [dimensions in mm] NONHAZARDOUS LOCATIONS Ref. No. Part No. Description Qty. see chart below CORD CAP ASSEMBLY 05876A119 O-RING, 5-7/8" x 5-5/8" x 1/8" 19103A043 SCREW, CAP HEX. HD. 1/2"-13 x 1-1/2" 22873C000 CAP, UPPER BEARING 12"... - Page 7 WIRING DIAGRAM...
- Page 8 Warranty is effective only if Pentair Myers authorized control panels are used. All seal fail and heat sensing devices must be hooked up, functional and monitored or this warranty will be void. Pentair Myers will cover only the lower seal and labor thereof for all dual seal pumps. Under no circumstance will Pentair Myers be responsible for the cost of field labor, travel expenses, rented equipment, removal/reinstallation costs or freight expenses to and from the factory or an authorized Pentair Myers service facility.
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