1101 Myers Parkway
Ashland, OH 44805
Phone: 1-419-289-1144
Fax: 1-419-289-6658
Web Site: http://www.myerspump.com
Submersible Waste
Handler Pumps
INSTALLATION, OPERATION, & PARTS MANUAL
SAFETY INFORMATION
Carefully read and follow all safety instructions in this
manual or on pump.
This is the safety alert symbol. When you see this
symbol on your pump or in this manual, look for one of the
following signal words and be alert to the potential for
personal injury!
warns about hazards that will cause serious
personal injury, death or major property damage if ignored.
warns about hazards that can cause serious
personal injury, death or major property damage if ignored.
warns bout hazards that will or can cause
minor personal injury or property damage if ignored.
The word NOTICE indicates special instructions which are
important but not related to hazards.
1. Read these rules and instructions carefully. Failure to
follow them could cause serious bodily injury and/or
property damage.
2. Check your local codes before installing. You must com-
ply with their rules.
3. Vent sewage or septic tank according to local codes.
4.
Hazardous voltage. Disconnect electri-
cal power from pump when working on or handling
pump for any reason. Do not use automatic reset
controls with this pump.
5. Always keep pump properly serviced and maintained.
6. Use pump for designed task – that is, pumping domestic
sewage and waste water containing solids. Do not pump
metal particles, rocks, or other hard objects.
7. Do not pump corrosive or flammable liquids with this
pump.
©2005
4MSW/4MSWH/6MSW Series
DESCRIPTION
These submersible wastewater pumps are designed for
sewage, trash, effluent and wastewater removal or transfer,
sump drainage, dewatering, flood control and for circulation.
Internal circuitry detects seal leakage and overheating of
windings. Available options include lift-out system compo-
nents, control panels, switches and alarms.
NOTICE: This unit is not designed for applications involving
salt water or brine! Use with salt water or brine will void
warranty.
SPECIFICATIONS
Power Supply Required: . . . . . . . . . . . . . . .230/208-230/460
(See the "Motor" Specifications Chart)
Motor Duty: . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Intermittent
Maximum Liquid Temperature: . . . .1 Phase – 104° F (40°C)
Discharge Adapter: . . . . . . . . . . . . . . . . . . . . . . . . . .4" or 6"
Power Cable: . . . . . . . . . . . . . . . . . . . . . . . .Type SO or STO
Volute, Impeller, Pump Body: . . . . . . . . . .Class 30 Cast Iron
Wear Ring and Impeller Bushing: . . . . . . . . . . . . . . . .Bronze
O-Rings and Elastomer part of Shaft Seals: . . . . . . .Buna-N
Shaft Seal Faces: . . . . . . . . . . . . .Carbon and Ceramic with
Fasteners in contact with liquid
being pumped: . . . . . . . . . . . . . . . . . . . . . . . .Stainless Steel
3 Phase – 140° F (60°C)
Stainless Steel Trim
MY501 (Rev. 4/21/05)