3 votes

Looking for a reliable replacement capacitor on pool motor

this is not a shopping question but more of an identification question. To answer your question the brand is irrelevant. The cap is 30 micro farad expresses as 30uF the voltage is 370v. Any value 370 ...
  • 100k
3 votes

Which AC Hard Start kit capacitor I should use?

Should you just change a cap because your system is old? NO you don’t state there are any problems. Electrolytic capacitors do fail over time but we don’t know what you have. oil filled usually last ...
  • 100k
2 votes

Will a To-5 kickstart cap for 1 to 3 ton units possibly be able to help a 4 ton unit compressor start at all? Ri

You need to call an HVAC company to have that A/C unit serviced. It sounds as if the compressor may need attention, the existing capacitors are in need of replacing, or the unit has been grossly ...
  • 12.2k
2 votes

HVAC condenser capacitor testing

Those values are ok 10% +- from the stated values is normal, a cap going bad can cause intermittent problems one check it can measure ok the next open until it fails. The compressor may be overheating ...
  • 100k
2 votes

Looking for a reliable replacement capacitor on pool motor

The motor not starting may require more than replacing the capacitor. The date on the capacitor in the picture is 8/2013 (August 2013). I would recommend that you have the pump motor looked at by a ...
  • 12.2k
2 votes
Accepted

How to size inducer motor capacitor?

The first photo shows "1 MFD/440 VAC" on the label just next to the capacitor sign, which is the specified value for the capacitor: 1 Micro FaraD, 440 Volt AC. Very unlikely, but still ...
  • 2,378
2 votes
Accepted

Replacement capacitor for fan lights

Not a capacitor but a current limiter. the government mandated limits on ceiling fans lights many years back. They can be found on line for a few dollars. Amazon PW-190 $3.79 I checked and it was 2005 ...
  • 100k
2 votes

Desk fan not starting. No hums and blades don't spin

It is time to replace it. More than like your berings froze up probably causing the motor winding to fail. There normally is a thermal link that is buried in the winding that did what it should have ...
  • 4,083
1 vote

Rating Listed backwards on capacitor?

A major capacitor maker in their excellent 20 page brochure on types of capacitors and their uses states: Dual and Triple Section Capacitors: Multi-section capacitors are nothing more than two or ...
  • 2,033
1 vote
Accepted

can I replace two run capacitors with one dual run capacitor?

Based solely on the information you presented, yes, this capacitor is probably suitable. And your wiring is correct: The Black L1 should connect to the common (looks to be unmarked) terminal of the ...
  • 19.4k
1 vote

How to size inducer motor capacitor?

As was previously mentioned,the “1.0 uF” on the capacitor means the same thing as 1 MFD. The "1 MFD" is listed right on the name plate of the motor so I'd have to assume it's what the motor ...
  • 60.5k
1 vote

How to size inducer motor capacitor?

That motor is plainly labeled 208-230V. Most gas furnaces are 120V. I would measure the power being delivered to the motor by the furnace, and make sure it is 208-240v. Because of the way AC ...
1 vote

Air-conditioner fan & compressor fails to start

I am assuming when you stated you let it ren for 15 minutes and nothing got cold or hot and the compressor was running. There are several possibilities. A. You are out of refrigerant because of a leak....
  • 4,083
1 vote

How to wire 2 ton ac blower for shop fan?

As @Jim Stewart 7 wrote, you will need in most cases to block either the fans inlet or outlet to control the amount of air through the fan. Too much air will overload the motor and burn it up. I have ...
  • 12.2k
1 vote
Accepted

Lennox air conditioner capacitor and compressor ohm readings

I went through the Lennox web site to find a "store" near me and found an actual Lennox service center. They confirmed the 5/45 uf 440v dual run capacitor was correct. They didn't have any specs on ...
  • 1,279
1 vote

Need to determine the correct start capacitor for hvac unit

You have a single start cap there not a dual (from the wires I can see) The resistor is a safety bleed down for the cap. I would ASSUME that the blower motor uses a run cap and if you look on the ...
1 vote

Fan capacitor replacement question

As long as the cap UF rating or micro farids are within 10% and the voltage is the same or higher it will usually work fine. This is a bit smaller but it will probably work. Mcm 2 wire ceiling fan 5,...
  • 100k
1 vote

Ceiling fan capacitor acceptable alternative?

The 250v cap will work on a 120v circuit. Many fans used to come with caps rated for 260v and today they have changed to 250. The higher voltage is needed to account for the peak to peak voltage what ...
  • 100k
1 vote
Accepted

(yet another) Ceiling fan capacitor identification and replacement

It is a 1.5/3 microfared cap 260v eBay has them for 8.99$ Amazon 6.95 the one that I looked at was 250v but that will be fine on a 120v circuit. You need to make sure you connect them correctly as 1 ...
  • 100k
1 vote

Is it OK to underpower a run capacitor?

It might depend on the type of motor and if you don't know, it's risky to experiment. Under sizing the capacitor on a Capacitor Start / Induction Run (CSIR) motor that has a centrifugal switch runs a ...
  • 14.5k
1 vote

Is it OK to underpower a run capacitor?

Your terminology is a bit off A 55uf 440v cap Provides a phase shift for the motor so you will not be under powering the cap but the motor. Will it work with a 45uf? Probably but start may be a bit ...
  • 100k
1 vote

HVAC AC Capacitor Replacement

you could get a proper technical answer by asking why do I need a run capacitor and what value in the electrical eng. section. If a [more] wrong capacitance value is installed for a run capacitor it ...
  • 539
1 vote

HVAC AC Capacitor Replacement

1) Higher is better than lower--BUT you do not want to go too much higher. Given the relatively tight (and odd) 6% tolerance on the original, you would not want to exceed 58uF with the replacement cap....
  • 1,131

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