Questions tagged [capacitor]

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Replacement capacitor for fan lights

The lights on my fan stopped working, and changing the switch didn't help. When I try to turn it on, there's a little clicking sound that I believe is coming from the capacitor, and they flash on ...
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1 answer
67 views

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

I have a desk fan I've been using for almost two years but for whatever reason, it stopped working whenever I try to turn it on. The fan has three speed control buttons and none of them works. I also ...
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3 answers
95 views

How to size inducer motor capacitor?

I have an ICP gas furnace which won't start and I've diagnosed the problem to a bad capacitor on the inducer motor. The motor spins freely and measures good resistance, so I'm going to try replacing ...
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  • 428
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1 answer
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Air-conditioner fan & compressor fails to start

The unit is air conditioning only and is older (unknown age but at least 10 years, possibly 25). Power was restored to the outdoor compressor and fan: the fuse was somehow dislodged and is now back ...
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2 answers
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How to wire 2 ton ac blower for shop fan?

This is the blower I'm trying to be able to plug in. Capacitor is already connected.
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1 vote
1 answer
66 views

HVAC condenser capacitor testing

After some research, I decided to try to fix an intermittency problem with my AC by replacing the capacitor as a likely yet inexpensive (mistake if not the) cause. The capacitor has three terminals, C(...
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-1 votes
2 answers
193 views

Capacitor choice for ceiling fan

My ceiling fan stopped working and, after performing an analog multimeter test of the capacitor, I have a reason to suspect that it is the cause. However, I am unable to find a replacement that ...
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-1 votes
1 answer
48 views

Can a larger well pressure tank stop the main overload from tripping under heavy water use?

This has me stumped. 2HP well pump down 700 feet. Runs fine all winter spring and fall. But in the summer my pool auto top-off sometimes causes the water to run and run. If I also water the lawn,on ...
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1 answer
79 views

Need to determine the correct start capacitor for hvac unit

I need to replace the start capacitor in my HVAC unit and I don't see any identifiable markings on it. This unit also has a heat pump. I believe this start cap is for the heater. I found the part ...
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1 vote
1 answer
253 views

Fan capacitor replacement question

I have a pedestal fan, and the capacitor needs to be replaced. Unfortunately, I cannot find a replacement online. Here are the specs: 2-wire 5.5 uf +- 10/5 % 250 VAC 50/60Hz MAX TEMP 70 C E166700 G ...
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1 answer
103 views

Ceiling fan capacitor acceptable alternative?

I need to replace the capacitor on my ceiling fan. It's 5 wire 4.5 microfarad 350 volts 6 microfarad 250 volts 6 microfarad 250 volts. The closest 5 wire replacement I can find is 4.5 microfarad 250 ...
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(yet another) Ceiling fan capacitor identification and replacement

Could I get some help identifying this blown (and very smelly) capacitor from a ceiling fan, and maybe suggest where replacements may be found? I'm not sure how to read the label. Also there is no ...
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2 answers
152 views

Which AC Hard Start kit capacitor I should use?

My AC system is getting very old and I was wondering if I should add a Hard Start kit and with what spec? Here is my AC spec included below and the existing Dual Run Capacitor is 440volt and 40+5MFD.
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1 answer
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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

Will a T0-5 kickstart capacitor be strong enough to help start a 4 ton unit?
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2 answers
120 views

Is it OK to underpower a run capacitor?

Have to replace a 55uf MFD 440 Volt VAC (model 97F9042). Is it OK to, at least temporarily, replace it with a 45uf 440V one (model ITAN PRO TRCF45)? (Some specific details of my situation. It's not ...
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How can I wire this motor’ capacitors?

I am trying to repair this low viscosity fluid pump, I have the original start and run capacitors but do not know how they are wired. When I found the pump Z2 and U1 were connected between which ...
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225 views

LUT MLC when Neutral does not Connect to Light?

I have a Lutron Caseta switch (PD-5S-DV) connected to a light. The LED on the switch is flashing red indicating that I need to add a LUT MLC to the circuit. LUT MLC requires a hot (black) wire and a ...
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1 vote
0 answers
292 views

PTAC heat troubleshooting

I own a condo with two Islandaire EZ09EBMXH8N10AA PTACs, one of which is acting weird. They have self-contained A/C mechanisms, but the rooms are heated by pumping hot water from the building through ...
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2 votes
2 answers
199 views

HVAC AC Capacitor Replacement

I have a Carrier Infinity Series AC Unit (Model #: 24ANA748A0030020 or 24ANA748A00300); its capacitor needs replacement. I live in Chicago; so VAC is 120 x 2. Current Capacitor Specification: ...
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  • 185
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2 answers
679 views

Looking for a reliable replacement capacitor on pool motor

I'm looking to replace the capacitor on the motor that drives my pool pump. The motor just "hums" when I try and start it and nothing is caught in the impeller or binding it. This capacitor sits on ...
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  • 103
1 vote
1 answer
988 views

Lennox air conditioner capacitor and compressor ohm readings

I have a Lennox 2.5 ton a/c unit, model 13ACD-036-230-05, with a blown dual run capacitor (the run terminal for the compressor is burnt off the can, the fan and common terminals are still intact, fan ...
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