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STARTING & PRIMING PUMP

 

Do not run unit dry. 

 Always be certain that the pump casing and/or trap is filled 

with water before starting the unit.  Allow a reasonable amount of time for 
priming.  If pump will not start or will not prime, see troubleshooting section in this 
manual. 

MAINTENANCE

 

The trap basket should be inspected frequently and kept clean.  To avoid 
damage to the basket, do not strike when cleaning.  Inspect trap cover o-ring 
regularly and replace as necessary. 
Keep the motor clean.  Ensure that the louvered openings are free from debris 
and obstructions.  Over a period of time, the shaft seals may become damaged 
or worn and must be replaced. 

 

WINTERIZATION 

To prevent damage during freezing conditions, disconnect all electrical power.  
Drain thoroughly and clean out any debris.  Protect pump and motor from 
elements by covering or, if possible, store in a dry, well ventilated room.

TROUBLESHOOTING 

MOTOR WILL NOT START:

 

1)  Check circuit breaker. 
2)  Check for incorrect or loose wire connections. 
3)  Make sure the correct power supply is being used. 
4)  Any on/off switch or pneumatic switch should be in the “on” mode. 

MOTOR OVERHEATING AND CYCLING ON AND OFF:

 

1) 

Check for incorrect or loose wire connections. 

2) 

Check for low voltage supply (frequently caused by undersized wire). 

3) 

Make sure that the motor gets a fresh air supply and the vents are kept 
unclogged. 

MOTOR MAKES HUMMING NOISE BUT WILL NOT START:

 

1) 

Check for low voltage supply (frequently caused by undersized wire). 

2) 

Make sure that the motor shaft turns free. 

3) 

Check for jammed impeller or an obstruction in the pump casing (volute).  

NOISE:

 

1) 

Check plumbing vibration.  Make sure lines are adequately supported. 

2) 

Check for cavitation due to obstructed or undersized suction line. 

PUMP WILL NOT PRIME:

 

1) 

Make sure pump is installed at the proper level and the plumbing lines have 
been correctly installed to allow the water to enter pump freely. 

2) 

Open air control valves to release any possible air lock. 

3) 

Make sure all suction and discharge lines are clear and unobstructed and all 
valves are open. 

4) 

Check for air leaks in the suction line. 

 
 

Summary of Contents for Flo-Master CP Series

Page 1: ......

Page 2: ...R HOT TUB NOTE FOR ELECTRICAL CONNECTIONS SEE WIRING DIAGRAM ON MOTOR RATING PLATE GENERAL Your AQUA FLO pump has been quality built and engineered to give maximum efficiency under normal water pumpin...

Page 3: ...Check for incorrect or loose wire connections 3 Make sure the correct power supply is being used 4 Any on off switch or pneumatic switch should be in the on mode MOTOR OVERHEATING AND CYCLING ON AND...

Page 4: ...lute casing These screws are located at the perimeter of the cover 2 Note the orientation of the loose wear ring on the impeller hub before disassembling Removing the Impeller 3 Hold the motor shaft f...

Page 5: ...otion push until the steel collar touches the base of the sleeve 2 Seal Stationary Assembly Ceramic Ring Rubber Boot A Before installing the stationary assembly apply water to the rubber boot s ribbin...

Page 6: ...nterference Reconnecting the Pump Unit 14 Clean the seals gaskets or o rings for the plumbing connectors Replace if cracked worn or damaged 15 Reconnect the plumbing lines to the pump Hand tighten onl...

Page 7: ...iece 1 1 2 13 91431000 Fitting Union Nut 1 1 2 14 52201000 Fitting Compression Complete 1 1 2 15 91040281 Assembly Trap Complete 5 x 1 1 2 16 50100120 Threaded Adapter 1 1 2 x 2 17 92200210 O ring 230...

Page 8: ...iece 1 1 2 13 91431000 Fitting Union Nut 1 1 2 14 52201000 Fitting Compression Complete 1 1 2 15 91040281 Assembly Trap Complete 5 x 1 1 2 16 50100120 Threaded Adapter 1 1 2 x 2 17 92200210 O ring 230...

Page 9: ...DIAGRAM A FMHP Refer to Reference Table Shown on Page 7 DIAGRAM B FMCP Refer to Reference Table Shown on Page 8 9...

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