Mini Submersible / Fountain / Pond Pump
Item 68372
Item 68389
Item 68393
Item 68395
Item 68396
Read this material before using this product. Failure to do
so can result in serious injury. SAVE THIS MANUAL.
When unpacking, make sure that the product is intact and undamaged. If any parts
are missing or broken, please call 1-800-444-3353 as soon as possible.
©
®
Copyright 2011 by Harbor Freight Tools . All rights reserved. No portion of this manual or any artwork contained herein may be reproduced in any shape
or form without the express written consent of Harbor Freight Tools. Diagrams within this manual may not be drawn proportionally. Due to continuing
improvements, actual product may differ slightly from the product described herein. Tools required for assembly and service may not be included.
3. When the plug is inserted into the
socket the pump will operate.
Save This Manual
WARNING! If the power cord or plug is damaged,
do not use the pump. The power cord or plug
may only be repaired by a certified electrician.
Keep this manual for the safety warnings and precautions,
assembly, operating, inspection, maintenance and
cleaning procedures. Write the product’s serial
number in the back of the manual near the assembly
diagram (or month and year of purchase if product
has no number). Keep this manual and the receipt
in a safe and dry place for future reference.
Operation
1. Set the pump on a level spot in the aquarium/water
feature. The suction cups must be in contact with the
aquarium/fountain floor or a smooth platform.
Installation
NOTE: Do not plug in pump yet.
Please note!
CAUTION: Verify pump is adequately
supported. If you use an additional hose and
in-line filter (not included), do not use it or the
connecting tube to support the pump.
1. The pump is designed to be used in
aquariums/water features.
2. The pump must be placed on the bottom of the
aquarium/water feature. To ensure that the pump
works properly, keep the bottom of the aquarium/
water feature free from sludge and dirt of all kinds.
2. Once the pump is fully submerged and adequately
supported, shift the regulator to adjust flow rate.
3. NOTE: After reading these instructions, consider
3. For proper cooling, only operate pump when it is
completely submerged. See the Specifications
Chart for the maximum lift for your particular pump.
the following points before starting the pump:
a. Verify that the pump rests on the floor of the
shaft, if it is not suspended by the power cord.
4. NOTE: Pumps models 68393 and 68395 each come
with their own extension set. To attached entension
to the pump, thread selected extension outlet to top
of extension. Then thread bottom of extension to
extension valve. Use adapter to connect assembled
extension to water outlet at top of pump housing.
b. Verify that the delivery pipe is properly connected.
c. Verify that the electrical connection is 120 V~, 60 Hz.
d. Verify that the electrical socket is in good condition.
e. Verify that water and moisture cannot
get near the power supply socket.
f. Verify that the pump is installed so
as to prevent running dry.
Power Supply
1. The pump is equipped with a shock-proof
plug according to regulations.
4. Once you’ve verified that the pump has a proper
setup, dry your hands and plug the power cord into
the electrical outlet to begin pump operation.
The pump is designed to be connected to
120 V~, 60 Hz GFCI-protected safety socket.
2. Make sure that the socket is sufficiently
secured and is in excellent condition.
SKU 68372 - 68396
For technical questions, please call 1-800-444-3353.
Page 3
Quarterly Maintenance
Maintenance
The below maintenance should be performed at
least once every 3 months under optimal conditions.
If pump starts to sound abnormal, unplug it and
check the Impeller by doing the following:
1. Remove the front cover and filter/regulator
TO PREVENT SERIOUS INJURY FROM
ACCIDENTAL OPERATION:
(depending on particular pump).
Unplug the Pump from its electrical
outlet before performing any inspection,
maintenance, or cleaning procedures.
2. Gently pull out the Impeller from the pump body.
3. Rinse the Impeller assembly with clean water.
Use an old toothbrush to remove any debris.
If the pump is moved to a different aquarium or
water feature, flush it out with clean water and
dry before setting up in new water feature.
4. To prevent damage, do not rest the pump on
the impeller or pry against the impeller
If cord is damaged, it must be replaced
by a qualified technician.
5. Once, clean reassemble Pump.
6. NOTE: Make sure the power cord is unplugged
before performing any maintenance or cleaning.
Troubleshooting
Problem
Pump runs, but
will not deliver
any water.
Possible Causes
Possible Solutions
1. Remove filter. Clean out dirt and debris from
filter and impeller. Then replace Filter.
1. Filter and/or impeller clogged.
2. When starting, the pump water
height is beyond the head lift.
2. Check specifications chart and verify
pump is not exceeding head lift.
3. Low line voltage.
3. Consult an electrician.
4. Optional connecting tube is
improperly installed.
4. Remove and examine check valve.
Pump won’t
start or run.
1. Check power connections
and circuits/fuses.
1. Consult an electrician.
2. Filter and/or impeller clogged
2. Remove filter. Clean out dirt and debris from
filter and impeller. Then replace filter.
3. Defective motor.
1. Worn bearings.
3. Have a qualified service technician repair or replace.
1. Have a qualified service technician repair or replace.
Excessive noise
or vibration.
2. Debris in impeller.
2. Remove filter. Clean impeller. Then replace filter.
Pump starts
and stops too
frequently.
1. Water temperature too high.
1. Do not exceed 77° Fahrenheit.
2. Pump placed in fluid that is not
2. Install pump in clear fresh or salt
water aquarium/water feature.
clear fresh or salt water.
Follow all safety precautions whenever diagnosing or servicing
the tool. Disconnect power supply before service.
Page 4
For technical questions, please call 1-800-444-3353.
SKU 68372 - 68396
68372 Parts List and Assembly Diagram
PLEASE READ THE FOLLOWING CAREFULLY
THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY DIAGRAM IN
THIS MANUAL AS A REFERENCE TOOL ONLY. NEITHER THE MANUFACTURER OR DISTRIBUTOR MAKES ANY
REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE OR SHE IS QUALIFIED TO MAKE ANY REPAIRS
TO THE PRODUCT, OR THAT HE OR SHE IS QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT. IN FACT, THE
MANUFACTURER AND/OR DISTRIBUTOR EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS SHOULD
BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS, AND NOT BY THE BUYER. THE BUYER ASSUMES
ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT
PARTS THERETO, OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO.
Parts List
Part
Description
Qty
1
1
4
1
1
1
1
1
Part
Description
Qty
1
1
2
2
1
1
1
1
1
2
3
4
5
6
7
8
9
Regulator
10 Water Outlet
Front Cover
11 Pump Housing
12 Motor
Water Seating
Impeller Head
Impeller
Impeller Shaft
Sealing Ring
Shaft Cover
Suction Cup
13 Magnet Wire
14 Cord Clamp
15 String Block
16 Power Cord
17 Back Cover
18 Plug
4
1
Assembly Diagram
18
16
13
12
10
15
8
7
14
4
17
11
6
5
9
3
2
1
Record Product’s Serial Number Here:
Note: If product has no serial number, record month and year of purchase instead.
Note: Some parts are listed and shown for illustration purposes only,
and are not available individually as replacement parts.
SKU 68372 - 68396
For technical questions, please call 1-800-444-3353.
Page 5
68393 Parts List and Assembly Diagram
Parts List
Part
Description
Qty
1
1
1
1
1
1
4
1
Part
Description
Qty
1
1
1
1
1
1
1
1
1
2
3
4
5
6
7
8
9
Front Cover
Filter
12 Power Cord
13 Cord Clamp
14 String Block
15 Back Cover
16 Plug
17 Grounded Terminal
18 Frame
19 Sealing Ring
20 Shaft Cover
21 Sealing Ring
Water Seating
Impeller Head
Impeller
Impeller Shaft
Suction Cups
Water Outlet
Pump Body
1
2
1
1
10 Motor
11 Magnet Wire
2
Assembly Diagram
16
12
8
11
14
21
10
13
20
19
4
3
17
2
15
9
6
1
5
18
7
Page 6
For technical questions, please call 1-800-444-3353.
SKU 68372 - 68396
68393 Parts List and Assembly Diagram
Parts List
Part
Description
Qty
Part
Description
Qty
1A Extension
2A Star Outlet
3A Foam Outlet
4A Bell Outlet
1
1
1
1
1
1
7A Right Adjustment Lever
8A Extension Valve
9A Main Outlet
1
1
1
1
1
10A Lower Connector
11A Adapter
5A Top Connector
6A Left Adjustment Lever
Assembly Diagram
2A
3A
4A
1A
5A
7A
8A
6A
9A
10A
11A
SKU 68372 - 68396
For technical questions, please call 1-800-444-3353.
Page 7
68395 Parts List and Assembly Diagram
Parts List
Part
Description
Qty
1
1
1
1
1
1
4
1
Part
Description
Qty
1
1
1
1
1
1
1
1
1
2
3
4
5
6
7
8
9
Front Cover
Filter
12 Power Cord
13 Cord Clamp
14 String Block
15 Back Cover
16 Plug
17 Suction Cups Holder
18 Sealing Ring
Water Seating
Impeller Head
Impeller
Impeller Shaft
Suction Cups
Water Outlet
Pump Body
19 Shaft Cover
20 Sealing Ring
1
1
10 Motor
2
21 Grounded Terminal
1
11 Magnet Wire
2
Assembly Diagram
16
12
8
11
14
18
19
20
10
13
4
3
21
2
15
1
9
5
6
7
17
Page 8
For technical questions, please call 1-800-444-3353.
SKU 68372 - 68396
68395 Pump Extension Parts List and Assembly Diagram
Parts List
Part
Description
Qty
Part
Description
Qty
1A Extension
2A Bell Outlet
3A Star Outlet
1
1
1
1
5A Right Adjustment Lever
6A Extension Valve
7A Main Outlet
1
1
1
1
4A Left Adjustment Lever
8A Adapter
Assembly Diagram
2A
3A
1A
4A
6A
5A
7A
8A
SKU 68372 - 68396
For technical questions, please call 1-800-444-3353.
Page 9
68396 Parts List and Assembly Diagram
Parts List
Part
Description
Qty
1
1
4
1
1
1
1
1
Part
Description
Qty
2
2
1
1
1
1
1
1
2
3
4
5
6
7
8
Front Cover
Regulator
9
Motor
10 Magnet Wire
11 Cord Clamp
12 Back Cover
13 String Block
14 Power Cord
15 Plug
Suction Cup
Water Seating
Impeller Head
Impeller
Impellor Shaft
Pump Body
Assembly Diagram
15
14
10
13
9
5
2
11
7
12
6
3
8
4
1
Page 10
For technical questions, please call 1-800-444-3353.
SKU 68372 - 68396
68389 Parts List and Assembly Diagram
Parts List
Part
Description
Qty
1
1
4
1
1
1
1
4
Part
Description
Qty
1
2
2
1
1
1
1
1
1
2
3
4
5
6
7
8
9
Regulator
10 Pump Housing
Front Cover
11 Motor
Water Seating
Impeller Head
Impeller
Impeller Shaft
Sealing Ring
Suction Cup
Water Outlet
12 Magnet Wire
13 Cord Clamp
14 String Block
15 Power Cord
16 Back Cover
17 Plug
1
Assembly Diagram
17
15
12
11
9
14
13
7
4
16
10
8
6
5
3
2
1
SKU 68372 - 68396
For technical questions, please call 1-800-444-3353.
Page 11
Items 68372, 68393 and 68395: Limited 90 Day Warranty
Harbor Freight Tools Co. makes every effort to assure that its products meet high quality and durability
standards, and warrants to the original purchaser that this product is free from defects in materials and workmanship
for the period of 90 days from the date of purchase. This warranty does not apply to damage due directly or
indirectly, to misuse, abuse, negligence or accidents, repairs or alterations outside our facilities, criminal activity,
improper installation, normal wear and tear, or to lack of maintenance. We shall in no event be liable for death,
injuries to persons or property, or for incidental, contingent, special or consequential damages arising from the use
of our product. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the
above limitation of exclusion may not apply to you. THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER
WARRANTIES, EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS.
To take advantage of this warranty, the product or part must be returned to us with transportation charges
prepaid. Proof of purchase date and an explanation of the complaint must accompany the merchandise. If
our inspection verifies the defect, we will either repair or replace the product at our election or we may elect
to refund the purchase price if we cannot readily and quickly provide you with a replacement. We will return
repaired products at our expense, but if we determine there is no defect, or that the defect resulted from
causes not within the scope of our warranty, then you must bear the cost of returning the product.
This warranty gives you specific legal rights and you may also have other rights which vary from state to state.
3491 Mission Oaks Blvd. • PO Box 6009 • Camarillo, CA 93011 • (800) 444-3353
3491 Mission Oaks Blvd. • PO Box 6009 • Camarillo, CA 91302 • (800) 444-3353
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