Pump Preventive Maintenance?

Aug 8, 2014
18
Central Ontario, Canada
Pool Size
75000
Surface
Vinyl
Chlorine
Liquid Chlorine
Pump in this case:
Pentair Superflo 1HP (SF-N1-1A) @120VAC

Hey group.
I have read a few similar posts, but nothing hitting this specifically. I am wondering if there is any "preventive" service/maintenance which an owner can expect to be useful without wasting a lot of $$ to pre-emptively service an aging pump whuch is slowly getting noisy, which is otherwise still working fine?

My issue is, I don't want to spend the day it is going to take me to pull my pump out and apart, to only *then* order parts which could take weeks to arrive (normally my luck in Canada...).

Are there known wear parts which will eventually fail "anyways" on a pump, so I can order those in advance and replace them regardless of what I find?

Thanks for your input.
 
Heat and moisture are a motor's worst enemy. In your case, frozen moisture/rust as well if the pump is left outside and not drained/dried thoroughly. As you can imagine, parts vary a bit by pump make/model, but if you google parts for your pump or motor, some parts that we see fail over time are:
MOTOR
- Motor bearings (might be able to replace at home with bearing pullers)
- Start/run capacitor(s)
- Shaft seals or seal plate (Go-Kits are a often available for these repairs)
- Not a bad idea to check once or twice a year (by hand w/ power OFF) to see if anything is wrapped around the impeller

PUMP BASKET
- Lid O-ring
- Drain Plug(s) O-ring

Of course with any motor it can simply go bad within the motor windings in which case a new motor is probably the best option. I'd be hesitant to try and keep a bench-stock surplus of parts only because you may never use them if the pump is not economically repairable. But you can shop online now to have a source ready if you ever do need to order something quickly. The best thing you can do right now is keep your pump and motor areas clean and dry. Remove debris from the pump basket/impeller, and ensure the basket is fully primed at all times to avoid overheating.
 
Heat and moisture are a motor's worst enemy. In your case, frozen moisture/rust as well if the pump is left outside and not drained/dried thoroughly. As you can imagine, parts vary a bit by pump make/model, but if you google parts for your pump or motor, some parts that we see fail over time are:
MOTOR
- Motor bearings (might be able to replace at home with bearing pullers)
- Start/run capacitor(s)
- Shaft seals or seal plate (Go-Kits are a often available for these repairs)
- Not a bad idea to check once or twice a year (by hand w/ power OFF) to see if anything is wrapped around the impeller

PUMP BASKET
- Lid O-ring
- Drain Plug(s) O-ring

Of course with any motor it can simply go bad within the motor windings in which case a new motor is probably the best option. I'd be hesitant to try and keep a bench-stock surplus of parts only because you may never use them if the pump is not economically repairable. But you can shop online now to have a source ready if you ever do need to order something quickly. The best thing you can do right now is keep your pump and motor areas clean and dry. Remove debris from the pump basket/impeller, and ensure the basket is fully primed at all times to avoid overheating.
Hey thanks for the detailed reply!

Im going to guess more likely in the bearing department, but I don't know what cavitation or other failures sound like - I posted an audio video of it here: VumVumVummy Pump :(
 
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