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4. Never run pump dry. To do so can damage internal
parts, overheat the pump (which can cause burns to peo-
ple handling or servicing the pump), and will void the
warranty!
5. DO NOT attempt to oil the pump motor. A special oil has
been put into the motor housing at the factory; use of any
other oil will void the warranty and could damage the
pump.
6. This pump is recommended for use in permanent instal-
lations only. This pump has not been invenstigated for use
in swimming pool areas.
7. Know the pump application, limitations, and potential
hazards. Not for use with salt water or brine.
Do not use in explosive atmospheres.
Pump water only with this pump. Failure to follow
this warning can result in personal injury and/or
property damage.
8. Release all pressure within the system before servicing
any component.
9. Drain water from the system before servicing.
10.Secure the discharge line before starting the pump. An un-
secured discharge line will whip, possible causing per-
sonal injury and/or property damage.
11.Periodically inspect pump and system components. Perform
routine maintenance as required (See MAINTENANCE).
12.Provide a means of pressure relief for pumps whose dis-
charge line can be shut-off or obstructed.
13.Personal Safety:
a. Wear safety glasses at all times when working with
pumps.
b. Keep work area clean, uncluttered and properly
lighted – replace all unused tools and equipment.
c. Keep visitors at a safe distance from the work area.
d. Make workshop child-proof – with padlocks, master
switches, and by removing starter keys.
14.This equipment is only for use on 115 volt (single phase)
and is equipped with an approved 3-conductor cord and
3-prong, grounding-type plug.
To reduce the risk of electric shock,
pull plug before servicing. This pump has not been
investigated for use in swimming pool areas. This
pump is supplied with a grounding conductor and
grounding-type attachment plug. Be certain that it
is connected only to a properly grounded ground-
ing-type receptacle.
Where a 2-prong wall receptacle is encountered, it
must be replaced with a properly grounded 3-prong
receptacle installed in accordance with the National
Electrical Code and local codes and ordinances.
15.Protect electrical cord from sharp objects, hot surfaces,
oil, and chemicals. Avoid kinking the cord. Replace or re-
pair damaged or worn cords immediately.
16.Do not handle a pump or pump motor with wet hands or
when standing on a wet or damp surface, or in water.
SAFETY / INSTALLATION
3
Risk of electric shock. If your basement
has water or moisture on the floor, do not walk on wet
area until all power has been turned off. If shut-off
box is in basement, call the electric company to shut-
off service to the house, or call your local fire depart-
ment for instructions. Remove pump and repair or
replace. Failure to follow this warning can result in
fatal electrical shock.
ADDITIONAL INSTALLATION
MATERIALS (Purchase Separately)
Sump Pump Hose Kit, SEARS Stock No. 27909, containing
24' (7.3M) of 1-1/4" flexible plastic pipe, 1-1/4" plastic
adapter and stainless steel clamp. We recommend a Check
Valve, SEARS Stock No. 2789 or 2792.
THE SUMP
Locate sump at lowest place in basement or drained area.
Floor drains or drain tiles can also be tiled into sump.
Minimum sump size is 12" (305mm) in diameter by 24"
(610mm) deep. Periodically inspect pump, system com-
ponents, and sump for debris and foreign objects. Keep
sump free from all refuse. Perform routine maintenance as
required. Use a sump cover to exclude refuse from sump.
Consult local code for cover specifications.
Grounded Outlet
Sump Cover
Sump Pit
Minimum
Diameter (D)
Minimum
Depth (H)
Figure 1
Pump
Minimum
Model
Diameter (D)
390.305001
12" (305mm)
390.305002
Basement Floor
Minimum
Depth (H)
24" (610mm)
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