?     Asked on 5/30/2015by Dan Corbett

What is the difference between a 'Full Rate' pump and an 'Up Rate' pump?
 Reply

A  Answered on 5/31/2015 by InyoPools Product Specialist Patrick P.

Hi Dan, Basically a 1 HP full rate pump is equivalent to a 1-1/2 HP up rate pump. We have a good article here on The Difference Between Up & Full Rate Pool Pumps which goes into more detail on this topic.
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?     Asked on 6/7/2016by Inyo Visitor

Is the HP the only difference between model 343233 and model 343234? If so, would model # 343234 be less likely to burn out? we have replaced #343233 several times in 7 years of operation. Would moving to #343234 eliminate this issue?
 Reply

A  Answered on 6/10/2016 by InyoPools Product Specialist Scott W.

Sometimes when the motor is under sized compared to the impeller the motor will burn out. If you want to send me a part number off the impeller or a model number from the pump I can help you with that. Also, if you want to send me how many gallon pool you have with the amount of head you have from the pump to the main drain. Thanks and look forward to hearing from you soon.
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?     Asked on 2/28/2018by Andy

What does this mean and how do I calculate it? "amount of head you have from the pump to the main drain" I have a challenger 1 1/2 hp motor going bad and need to know if I should rebuild it or replace it. If I replace it how do I know what size HP pump to get for my 20k pool.
 Reply

A  Answered on 2/28/2018 by InyoPools Product Specialist Lennox H.

Hi, Andy. Feet of Head or Total Dynamic Head refers to the total equivalent height that a fluid will be pumped by taking into consideration any friction losses in the pipe.  You can use these links to find out more about calculating the amount of head of your pool. (1) How to Size a Pool Pump for Your In-Ground Pool (2) How Do I Calculate Feet of Head for My Pool?
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?     Asked on 7/10/2018by Rob

I originally had a challenger high head high flow 1.5 hp motor on my inground pool. I replaced it once but would like to go back to the challenger. Is this Part # 343234 the same thing? Thanks, Rob
 Reply

A  Answered on 7/10/2018 by InyoPools Product Specialist Lennox H.

Hi, Rob. This is not the same, you will need the Pentair Challenger CH 1-1/2 HP - CHII-N1-1-1/2A (Up Rate) or CHII-N1-1-1/2F (Full Rate). 
 Reply


?     Asked on 6/10/2019by Shane

Hi what’s replacement pump can I use for this? Here is a picture of the pump and motor. Also what is the pump seal kit I would need for this pump.

 Reply

A  Answered on 6/11/2019 by InyoPools Product Specialist Matt S.

Do you need the whole pump or just the motor? If you are replacing the whole pump, you will not need a gasket kit.
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?     Asked on 9/13/2022by jimmy

How do I purchase the whole pump and housing?
 Reply

A  Answered on 10/16/2022 by InyoPools Product Specialist Hector F.

Hello Jimmy, this model pool pump is now only sold by local pool contractors and select retailers. This is a newer Pentair online trade grade policy. 
 Reply