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For parts or assistance, call customer service at 

1-877-455-5508

Operation /  Troubleshooting

4

OPERATION

Risk of electric shock.

Do not handle

pump or pump motor with wet hands or when standing
on wet or damp surface, or in water.

1. Shaft seal depends on water for lubrication. Do not

operate pump unless it is submerged in water as seal
may be damaged if allowed to run dry.

2. Motor is equipped with automatic reset thermal pro-

tector. If temperature in motor should rise unduly,
switch will cut off all power before damage can be
done to motor. When motor has cooled sufficiently,
switch will reset automatically and restart motor. If
protector trips repeatedly, pump should be removed
and checked for cause of difficulty. Low voltage,
long extension cords, clogged impeller, very low
head or lift, etc., could cause cycling.

3. Pump will not remove all water. If manually operat-

ed pump is operating and suddenly no water comes
out discharge hose, shut off unit immediately. Water
level is probably very low and unit has broken
prime.

NOTICE:

For continuous operation, water depth

must be at least 5" (127 mm) to prevent motor from
overheating.

Risk of electric shock. Before attempt-

ing to check why unit has stopped operating, dis-
connect power from unit. Do not handle pump with
wet hands or when standing on wet or damp sur-
faces, or in water.

TM

E.I. DuPont DeNemours and Company, Corporation.

NOTICE: 

This pump has no serviceable parts inside case. Opening case will ruin pump. If obstructions or blockages

of impeller cannot be cleaned out from the outside (for instance, by washing out with a garden hose), replace pump.

Hazardous voltage; can shock, burn or kill.

Unplug pump before attempting to clean or work on pump.

TROUBLESHOOTING

5"

(127mm)

3127 1297

NOTICE:

Do not change tether length of float switch. Float

must swing through its complete arc without interference.

Float Switch Tether Length:

SYMPTOM

PROBABLE CAUSE(S)

CORRECTIVE ACTION

Pump won’t start or run.

Blown fuse.

If blown, replace with fuse of proper size.

Low line voltage.

If voltage under recommended minimum, check size of wiring 
from main switch on property. If OK, contact power company or 
hydro authority.

Defective motor.

Replace pump.

Defective float switch.

Replace pump.

Impeller.

If impeller won’t turn, locate source of binding and clean out with
hose or remove.

Float obstructed.

Remove obstruction.

Pump starts and stops

Backflow of water from piping.

Install or replace check valve.

too often.

Faulty float switch.

Replace pump.

Pump won’t shut off.

Defective float switch.

Replace pump.

Restricted discharge 

Remove pump and clean pump and piping.

(obstacle in piping).
Float obstructed.

Remove obstruction.

Pump operates but

Low line voltage.

If voltage under recommended minimum, check size of wiring 

delivers little or no 

from main switch on property. If OK, contact power company or 

water.

hydro authority.

Something caught in impeller.

Clean out impeller or replace pump.

Worn or defective parts or

Clean impeller if plugged; otherwise replace pump.

plugged impeller.
Check valve installed without

Drill a 1/16 - 1/8" (1.6 mm - 3.2 mm) dia. hole between pump 

vent hole.

discharge & check valve.

5

"

(127 mm)

Summary of Contents for 62-3523-0

Page 1: ...llation Operation For further operating installation or maintenance assistance Call 1 877 455 5508 2004 PRINTED IN U S A 1000000944 Rev 8 12 04 MD 62 3523 0 MD OWNER S MANUAL CONTRACTOR Submersible Sump Pump ...

Page 2: ...nt motor from overheating NOTICE This unit is not designed for applications involving salt water or brine Use with salt water or brine will void warranty Pump water only with this pump PERFORMANCE ELECTRICAL SWITCH SPECIFICATIONS GENERAL SAFETY INFORMATION Electrically powered sump pumps normally give many years of trouble free service when correctly installed maintained and used However unusual c...

Page 3: ...f tile concrete steel or plastic Check local codes for approved materials and for proper installation 2 Install pump in pit so that switch operating mecha nism has maximum possible clearance 3 Pump should not be installed on clay earth or sand sur faces Clean sump pit of small stones and gravel which could clog pump Keep pump inlet screen clear NOTICE Do not use ordinary pipe joint compound on pla...

Page 4: ...f obstructions or blockages of impeller cannot be cleaned out from the outside for instance by washing out with a garden hose replace pump Hazardous voltage can shock burn or kill Unplug pump before attempting to clean or work on pump TROUBLESHOOTING 5 127mm 3127 1297 NOTICE Do not change tether length of float switch Float must swing through its complete arc without interference Float Switch Teth...

Page 5: ...t Renseignements supplémentaires sur l utilisation l installation et l entretien de la pompe Composez le 1 877 455 5508 2004 IMPRIMÉ AUX É U 1000000944 Rév 12 8 04 MD 62 3523 0 MD GUIDE D UTILISATION Pompe d assèchement immergée ...

Page 6: ...ra vail d entretien ou de réparation 5 Fixez le boyau de refoulement avant de mettre la pompe en marche S il n est pas fixé en place il se déplacera comme un fouet et il risquera de causer des blessures per sonnelles et des dommages matériels 6 Inspectez les boyaux toutes les fois que vous avez l intention de vous en servir afin de repérer toute faiblesse ou tout signe d usure assurez vous que tou...

Page 7: ...e plastique Consultez les codes locaux pour déterminer les matériaux approuvés et la méthode d installation adéquate 2 Installez la pompe dans la fosse de façon que le mécanisme actionnant l interrupteur ait le plus d espace libre possible 3 Ne placez jamais la pompe directement au sol sur de la terre de l argile ou du gravier Éliminez de la fosse les petites pierres et le gravier qui pourraient b...

Page 8: ...r de la pompe elle sera détruite S il est impossible d enlever ce qui obstrue la turbine sans ouvrir le carter par exemple de la laver avec un boyau d arrosage remplacez la pompe Tension dangereuse risque de chocs électriques de brûlures et même de mort Débranchez la pompe avant d effectuer des travaux d entretien ou de réparation RECHERCHE DES PANNES 5 127mm 3127 1297 REMARQUE ne modifiez pas la ...

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