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3

interrupter (GFCI) is recommended for use on any
electrical appliance submerged in water.

3. Use this pump only for backup sump pump duty in a

residential application. It is not designed as a primary
sump pump.

4.

Hazardous Voltage. Can cause severe or

fatal electrical shock. Do not plug in or unplug battery
charger while standing on a wet floor or in water. Be
sure one hand is free when plugging in or unplugging
charger. If basement floor is wet, disconnect power to
basement before walking on floor.

5. Do not lift pump by electrical cord.
6. Pump water only with this pump.
7. Do not run pump dry. To do so will damage seals and

can cause leaking and property damage.

8. Pump is permanently lubricated at the factory. Do not

try to lubricate it!

9. Keep battery charger and battery box in a dry, cool,

well ventilated area.

10. To avoid danger of fire or explosion, keep sparks and

flame away from battery.

11.

Battery acid is corrosive. Do not spill on

skin, clothing, or battery charger. Wear eye protec-
tion when working on battery.

12. Maximum vertical pumping distance is 15 feet.
13. Make sure sump is clear of debris.

BASIC TOOLS AND MATERIALS NEEDED

Pipe Wrenches

Screwdriver

Hacksaw

1-1/4" Check Valve

Adjustable Wrench

Teflon Tape

Knife

12-volt Battery

GENERAL INFORMATION

The Battery-Powered Back-up Sump Pump is not a sub-
stitute for your primary sump pump. It is designed as a
backup pump to pinch-hit for your primary sump pump
during a power outage or other problem which prevents
normal operation. Do not use it to pump flammable
liquids or chemicals. If pumping salt water, flush the
pump with clear water after use.
Keep battery charger dry and protected from damage.
In an emergency (such as an extended power outage)
which depletes the system battery, your automobile
battery may be temporarily substituted. Be sure to replace
the system battery as soon as possible.

CHARGER OPERATION

Backup pump will start automatically when sump water
level rises far enough to trip float switch. After a delay of
about 4 seconds, alarm will sound. Silence alarm by
pushing ALARM TEST/RESET button. In normal (switch ac-
tuated) operation, alarm is locked out until about 4
seconds after float switch has dropped to OFF position;
cycle can then begin again.

Test alarm by pushing ALARM TEST/RESET button when
alarm is not sounding. Alarm will then sound as long as
button is held down. Pushing ALARM TEST/RESET button
to test alarm overrides lockout, so alarm can be tested at
any time.

If alarm sounds, check operation of primary pump, which
may need service. If battery backup operation is due to a
power outage, alarm will sound, but no service is likely to
be required to primary pump.
Battery charger has capacity to run pump and charge
battery at the same time as long as power to the charger is
not interrupted. If power to charger circuit is interrupted,
the length of time that the backup pump will run depends
on the Ampere-hour capacity of the battery used.
Extended periods of operation (for example, during an ex-
tended power outage) may exhaust the battery. However,
once the load is removed, usually it will self-regenerate far
enough to allow the charger to start. The battery charger
will begin charging the battery as long as the battery has a
charge of at least 1/2 volt.
After power is restored, charger will automatically re-
charge battery fully in about six hours.
NOTICE: Some trouble conditions will cause the alarm to
sound. See chart below for causes and action:

PROBLEM

ACTION

Back-up pump has run

Push ’Reset’. Check main pump.

Power out more than

Disconnect charger from battery.

24 hours

Call power company.

Continuous charging 

Disconnect charger from battery.

more than 24 hours

Check for defective battery.

Loose connection or 

Disconnect charger from battery.

no power to charger

Check plug, receptacle, and
power at main breaker.

After restoring power or replacing battery, alarm can be reset.

Discharge Pipe

1-1/2"x1-1/2"x1-1/4"
Tee Included with
Back-up Pump

Check Valve
Included with
Back-up Pump

1-1/4" FPT 90
Elbow – PVC*

11" Min.

1-1/4" MPTx1-1/4" Slip
Adapter – PVC*

1-1/4" Slip 90
Elbow – PVC*

1-1/4" PVC Pipe
Cut to Length*

1-1/4" PVC Pipe
Cut to Length*

Pad

D.C. Back-up
Pump

Short
Clamp

In-Line Check Valve for
Primary  Sump Pump

Long
Clamp

132 0993

Hose (Clamped
to Check Valve 
and Pipe)

Primary
Pump

1-1/4" MPTx1-1/4"
Slip Adapter – PVC*

* Purchase locally.
For small/shallow sump pits install as illustrated above. Installation Kit

2785 includes the necessary clamps and support pad needed for this

installation. Follow other instructions in the owner’s manual.

Figure 1 – Installation in small or shallow sumps –
use Kit 2785; sump diameter is exaggerated for
clarity.

Summary of Contents for CRAFTSMAN 390.306061

Page 1: ...s Carefully Before Start ing The Installation Save This Manual For Future Reference Sears Roebuck and Co Hoffman Estates IL 60179 U S A Installation Operation Repair Parts PRINTED IN U S A CRAFTSMAN B...

Page 2: ...d with this charger 3 Do not let charger get wet 4 Use only attachments recommended or sold by battery charger manufacturer 5 When unplugging charger grasp plug not cord to avoid risk of damage to cor...

Page 3: ...then begin again Test alarm by pushing ALARM TEST RESET button when alarm is not sounding Alarm will then sound as long as button is held down Pushing ALARM TEST RESET button to test alarm overrides l...

Page 4: ...ing see Figure 2A 4 Make sure that installation will not interfere with primary sump pump operation as follows A Backup pump installation must not interfere with primary sump pump float switch swing B...

Page 5: ...om charger to negative battery post C Third lead from charger is factory connected to lead from pump motor float switch NOTICE If charger is connected backwards pump will not operate properly battery...

Page 6: ...e housing around the impeller and remove the obstruction Reassemble pump and reconnect Replace fuse Motor hums but pump won t run 1 Check for low or defective battery Pump runs but pumps very little o...

Page 7: ...lack Negative Black w Red Tracer Positive Battery Clamp Negative Battery Clamp Brown Sensor Black 1 2 3 4 5 6A 6B 7 12 8 9 10 11 Positive 12 1412 1194 Sensor REPAIR PARTS LIST Key No Part No Part Desc...

Page 8: ...WHEN ORDERING REPAIR PARTS ALWAYS GIVE THE FOLLOWING INFORMATION PART NUMBER PART DESCRIPTION MODEL NUMBER NAME OF ITEM All parts listed may be ordered from any Sears Service Center If the parts you...

Page 9: ...Sears Roebuck and Co Chicago Ill 60684 U S A Form No...

Page 10: ...owners manual MODEL NO HOW TO ORDER REPAIR PARTS SEARS SERVICE IS AT YOUR SERVICE WHEREVER YOU LIVE OR MOVE IN THE Sears Roebuck and Co Chicago Ill 60684 U S A Form No...

Page 11: ...owners manual MODEL NO HOW TO ORDER REPAIR PARTS SEARS SERVICE IS AT YOUR SERVICE WHEREVER YOU LIVE OR MOVE IN THE Sears Roebuck and Co Chicago Ill 60684 U S A Form No...

Page 12: ...owners manual MODEL NO HOW TO ORDER REPAIR PARTS SEARS SERVICE IS AT YOUR SERVICE WHEREVER YOU LIVE OR MOVE IN THE Sears Roebuck and Co Chicago Ill 60684 U S A Form No...

Page 13: ...owners manual MODEL NO HOW TO ORDER REPAIR PARTS SEARS SERVICE IS AT YOUR SERVICE WHEREVER YOU LIVE OR MOVE IN THE Sears Roebuck and Co Chicago Ill 60684 U S A Form No...

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