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Problem
Pump
stops
working or
runs slow
Pump will
not prime.
Pump loses
prime
Possible Cause
Bad Power supply
Internal Thermal
Protector enabled
Impeller is locked
with debris
Too much debris,
Intake clogged
Air trapped in
impeller chamber.
Impeller worn out
Pump design is
NOT self-priming
Air leak
Power interruption
Solution
Check all power connections, GFCI and circuit breakers.
Test using a different power source.
Unplug and allow Pump to cool 30 minutes. Check if Pump is
clogged before restarting.
Disconnect power and use a pencil eraser to see if Impeller can be
turned. If not, perform impeller maintenance.
Disconnect power and remove the obstruction.
Use a Pondmaster Pump Bag to reduce future clogging.
Turn off Motor and restart after a few seconds. Repeat three times.
Replace with a new Impeller.
Position Pump below water level or fill hose with water and re-start.
Check intake tubing and connections then repair air leak.
Use a Check Valve to avoid losing prime when power is interrupted.
Troubleshooting
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Intake Strainer
Motor Cover
Rubber Seal
Impeller
Impeller Plate
Rotor
Motor Support / Handle
Motor
Screws
1.5” Connector
2 Step 1.5” Barbed Connector
2” Connector
2 Step 2” Barbed Connector
2” to 1.5” Reducer
1.5” Directional Coupling
Motor Cover Screw
#
Description
WARNING RISK OF ELECTRIC SHOCK
This pump is supplied with a grounding conductor and grounding type
attachment plug. NEVER REMOVE GROUND PIN FROM PLUG. To reduce the risk of
electric shock, be certain that it is connected only to properly grounded, grounding-type
receptacle. The national Electric Code requires that a ground fault interrupter circuit
(GFCI) be installed in every branch circuit supplying the fountain or pond equipment.
Your dealer can supply GFCI units.
Do not immerse the plug in water. DO NOT REACH INTO THE WATER TO REMOVE THE
PLUG. TURN OFF CIRCUIT FIRST. A "drip loop" in the cords should be used. A "drip loop" is
a loop in the cord below the level of the receptacle or plug that prevents water from
traveling along the cord.
WARNING: FOR YOUR PROTECTION, ALWAYS UNPLUG THE UNIT FROM ITS POWER SOURCE
BEFORE INSTALLING OR SERVICING. DO NOT REACH, REMOVE OR DISASSEMBLE BEFORE YOU
DISCONNECT POWER.
Thank you for purchasing this Pondmaster product. This Continuous Duty Pump is designed
to move large volumes of water silently and efficiently through filtration systems or to a
waterfall, stream or fountain. It incorporates a single-phase capacitor asynchronous motor, a
high efficiency vortex Impeller in conjunction with a ceramic impeller shaft and bearings to
save energy while maintaining high output.
This Pump can be used immersed or inline. Note that when used inline it should be placed
below the water level since it is not self-priming. Never run this Pump dry.
WARNING!
PONDS ARE DANGEROUS TO SMALL CHILDREN!
NEVER LEAVE CHILDREN UNSUPERVISED NEAR A POND.
MODELS ITEM#
WFP
1900 20210
WFP
2550 20215
WFP
4850 20220
WFP
6100 20225
WFP
6600 20230
SAVE THESE
INSTRUCTIONS
CARE AND OPERATING INSTRUCTIONS
NOTE:
Parts vary on different models.
When referencing pump parts
you must refer to the ITEM # of
your pump from pump label.
Please write your ITEM # here:
PARTS LIST for Pond & Waterfall Pumps
Model 1900 2550 4850 6100 6600
Item # 20210 20215 20220 20225 20230
DANNER MFG. INC. • Islandia, New York 11749-1489 • Visit our web site at www.dannermfg.com
Pond and Fountain Pump with HY-Drive Technology
ZG282 9/10
LIMITED WARRANTY
E.G. Danner Mfg. Inc. will repair or replace any unit found to be
defective within three years of original purchase.
This warranty covers defects occurring under
normal use and applies to the original purchaser at retail from a certified Pondmaster dealer and
may not be transferred.
Cutting or altering cord removing or defacing product labels voids any
warranty consideration. For warranty repair return only the part that is defective to our factory.
Please include $10.00 for postage and handling. Damages or injuries resulting from negligence,
shipping, handling, improper installation, maintenance or misuse of the product are not covered
by warranty. This warranty gives you specific legal rights. You may have other rights which vary
from state to state.
To validate this warranty, include your dated proof of purchase (copy of sales receipt from a
certified Pondmaster dealer).