Search: Posts Made By: mikevsop
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06-05-07, 09:48 PM
Replies: 4
Views: 1,865
Posted By mikevsop

do you have an all in one package unit in your...

do you have an all in one package unit in your house? If not than you have another ac unit in the house where the blower motor is. This is the unit that blows the air out of the vents of your house....
06-05-07, 09:43 PM
Replies: 7
Views: 1,014
Posted By mikevsop

you can go to one of the big home stores. In the...

you can go to one of the big home stores. In the isle where they have the ac filters they sell cans of foaming coil cleaner. Brush down the coil with a stiff paint brush going with the grain of the...
06-04-07, 11:26 PM
Replies: 4
Views: 1,865
Posted By mikevsop

?

were you running the A/C without a filter, a cheap blue poly filter for a dollar. or not changing the filter? After 4 years your coil should not be that dirty unless there was maintenance neglect....
06-04-07, 11:00 PM
Replies: 2
Views: 1,156
Posted By mikevsop

3/4hp to 1/2hp motor is a downgrade. Is the RPM's...

3/4hp to 1/2hp motor is a downgrade. Is the RPM's the same as the old motor? Is the blade on upsidedown or is the motor shaft itself spinning the wrong way? See if there are 2 sets of wires on the...
06-04-07, 10:44 PM
Replies: 7
Views: 1,014
Posted By mikevsop

no chlorine

Never put chlorine on coils or chlorine tabs in ac drain pans. Chlorine will rot that aluminum like termites on wood. I never use any chemicals on the condenser coil not even coil cleaner I find the...
06-04-07, 10:28 PM
Replies: 2
Views: 825
Posted By mikevsop

sounds like a stuck heat sequencer to me give it...

sounds like a stuck heat sequencer to me give it a couple of taps to see if you can free up the bimetal inside but it's probably pegged closed
06-03-07, 01:03 PM
Replies: 18
Views: 7,474
Posted By mikevsop

final results

Finally got a chance to check the charge today. It was 90 degrees outside. Chart on the unit said at 90 the high side should read 214 for factory sub cooling charge. I got 60 with suction line temp...
Replies: 1
Views: 7,440
Posted By mikevsop

Did you try adjusting the temperture stop on the...

Did you try adjusting the temperture stop on the mixing cap it is the little plastic ring that slides onto the brass shank with the grooves on it under the handle. I have even seen people remove the...
05-25-07, 07:19 PM
Replies: 4
Views: 1,658
Posted By mikevsop

If the air flow is good when the air handler is...

If the air flow is good when the air handler is on & the condenser is off your coil is freezing up either from a freon leak or the coil being dirty. Accessing the coil is not hard unless the air...
05-24-07, 08:34 PM
Replies: 4
Views: 1,658
Posted By mikevsop

Sounds like a dirty filter or the evap coil in...

Sounds like a dirty filter or the evap coil in the air handler is dirty or frozen. Make sure the sure filter is clean, than turn off the circuit breaker to the a/c open the coil door & see if the...
05-24-07, 06:00 PM
Replies: 8
Views: 5,813
Posted By mikevsop

Yup good catch beachboy. I read furnace and...

Yup good catch beachboy. I read furnace and thought she was talking about the blower section. Probably a bad cfm or the fan blade is rubbing on the condenser shroud.
05-24-07, 12:05 AM
Replies: 6
Views: 812
Posted By mikevsop

He probably changed the transformer or the...

He probably changed the transformer or the circuit breaker in the air handler.
05-24-07, 12:03 AM
Replies: 8
Views: 5,813
Posted By mikevsop

I would say if the squeaking is that loud the...

I would say if the squeaking is that loud the blower wheel has spun out & the center hub is loose. It could also be the motor bearing but my money is on the blower wheel. Shut off power to the unit...
05-23-07, 11:47 PM
Replies: 13
Views: 1,893
Posted By mikevsop

Does the unit cool well enough for you? Are your...

Does the unit cool well enough for you? Are your electric bills high? If it cools good enough for you & your bills aren't too high I would run it till it died. Than replace it with 3 ton unit (maybe...
05-22-07, 11:00 PM
Replies: 5
Views: 1,217
Posted By mikevsop

nitrogen tests are best done by putting isolation...

nitrogen tests are best done by putting isolation gauges on the evap, lineset, & c-coil seperatly and the nitrogen charge left in over night to pinpoint the leak especially on an older unit. That was...
05-22-07, 10:37 PM
Replies: 13
Views: 1,893
Posted By mikevsop

The top of the capacitor is cracked off & the...

The top of the capacitor is cracked off & the other leg of the fan is not connected to common on the cap. Is the compressor running(vibrating)? Disconnect power to the unit put the orange wire back...
05-22-07, 09:45 PM
Replies: 18
Views: 7,474
Posted By mikevsop

The vacuum pump I used had a micron gauge on it I...

The vacuum pump I used had a micron gauge on it I think it was like 500 microns I pulled on it.

I think I can make out the chart on the condenser cover. I'll probably tackle that this weekend....
05-21-07, 10:28 PM
Replies: 18
Views: 7,474
Posted By mikevsop

Smile Jarredsdad, I really appreciate all the time you...

Jarredsdad, I really appreciate all the time you have taken to explain this. It is much appreciated you are very helpful. I installed this condenser about 5 years ago & I changed the evap coil at the...
05-20-07, 06:09 PM
Replies: 18
Views: 7,474
Posted By mikevsop

what is the best way to measure for subcooling. I...

what is the best way to measure for subcooling. I do have a e-coil with a txv. Is there a specific temp prob you all use or just a regular temp themocouple that would plug into a muli-meter. The way...
05-20-07, 01:16 PM
Replies: 18
Views: 7,474
Posted By mikevsop

The plate on the unit says max breaker 45 amp...

The plate on the unit says
max breaker 45 amp (which is what I have)
min breaker 35 amp
comp RLA 19.3
LRA 137

contactor readings are fine/ caps are good/ cfm pulling 1.8 amps.

& on the EPA...
05-19-07, 08:55 PM
Replies: 3
Views: 1,537
Posted By mikevsop

check to make sure the evap coil is clean. Then...

check to make sure the evap coil is clean. Then get some soap bubbles & check the loops up & the sides of the evap coil & condenser coil. Most window units develop freon leaks in the condenser coil...
05-19-07, 08:42 PM
Replies: 18
Views: 7,474
Posted By mikevsop

sorry forgot about that part. Are these...

sorry forgot about that part. Are these compressor readings normal? What kind of amp draw should a 4 ton copeland scroll be pulling?
05-19-07, 04:29 PM
Replies: 18
Views: 7,474
Posted By mikevsop

Question 4 ton scroll amp ?

I have a 5 year old ruud uamb048jaz & an 18 year old ruud air handler that has a new efm & a 5 year old 4 ton evap coil with txv. I am getting the following reading on the cond. while its running...
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