Search: Posts Made By: helpingsis
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05-08-07, 01:20 PM
Replies: 5
Views: 1,260
Posted By helpingsis

You really need the air switch because it turns...

You really need the air switch because it turns the EAC on/off in response to airflow. You could come up with a relay wiring scheme to do the same thing but it would have to work on both blower motor...
05-08-07, 01:13 PM
Replies: 5
Views: 2,637
Posted By helpingsis

That is not a reset button, it's just a pushbar....

That is not a reset button, it's just a pushbar. Like Ed said, you need to find out why you're not getting 24 volts to the contactor's magnetic coil. Loo around the outside unit for the thermostat...
05-08-07, 01:10 PM
Replies: 17
Views: 29,557
Posted By helpingsis

Feel the motor, is it hot to the touch? If yes,...

Feel the motor, is it hot to the touch? If yes, then it is probably getting power to it and the problem is the cap or the motor. If it's cold, then it's not getting power which would be a relay,...
05-08-07, 12:53 PM
Replies: 5
Views: 1,154
Posted By helpingsis

Every once in a while you'll run across a nicked...

Every once in a while you'll run across a nicked wire going to the motor. Check for voltage from the black wire to the red/purple terminal at the capacitor to see if the motor is being supplied with...
05-07-07, 06:57 PM
Replies: 1
Views: 11,433
Posted By helpingsis

If I understand correctly you're saying that the...

If I understand correctly you're saying that the outdoor unit runs even if the thermostat is off and not for calling for a cooling cycle? The most common culprit is the compressor contactor which is...
05-07-07, 02:39 PM
Replies: 17
Views: 2,829
Posted By helpingsis

Boosters? Only ones I've ever heard of might be...

Boosters? Only ones I've ever heard of might be liquid refrigerant pumps used on large commercal systems. For apartmnet size units you just install the right size piping according to the...
05-07-07, 02:32 PM
Replies: 23
Views: 18,771
Posted By helpingsis

one more check- disconnect the wires from the...

one more check- disconnect the wires from the compressor, scratch a clean place [to bright metal] on the large pipe that goes to the compressor and test each terminal to the clean spot. You're...
05-07-07, 02:24 PM
Replies: 5
Views: 1,154
Posted By helpingsis

It doesn't matter which terminals you use on the...

It doesn't matter which terminals you use on the new capacitor for which group of wires; just be sure to wire the new one exactly like the old one as far as which wires go together on each terminal....
05-06-07, 11:26 AM
Replies: 12
Views: 1,674
Posted By helpingsis

How do you know the outlet is dead? Did you try...

How do you know the outlet is dead? Did you try plugging a lamp into it and turning on the switch? Reason I ask is most garbage disposers have a little overload reset button on the bottom of the...
05-06-07, 11:16 AM
Replies: 2
Views: 827
Posted By helpingsis

choices

It sounds like you're describing units normally seen on portable classrooms, etc. Bard has them in a one ton size with electric heat [I didn't see a heat pump in this size at their website...
05-05-07, 02:49 PM
Replies: 4
Views: 2,842
Posted By helpingsis

won't work

No, compression fittings might seal water but they won't hold refrigerant.
05-05-07, 02:46 PM
Replies: 4
Views: 1,278
Posted By helpingsis

loose insulation

What's happened is the factory applied adhesive has let go or the insulation has torn away from the places where it was glued on. They usually only tack the insulation on with adhesive in a few...
05-03-07, 05:39 PM
Replies: 6
Views: 7,056
Posted By helpingsis

If you don't want repair hassles, skip...

If you don't want repair hassles, skip Carrier/Bryant [sister brands] altogether. Look at Trane/American Standard [sister brands] or Lennox.
04-30-07, 02:11 PM
Replies: 24
Views: 5,007
Posted By helpingsis

Rheem [same as Ruud] should have a coil to fit....

Rheem [same as Ruud] should have a coil to fit. However, use a tubing cutter to sever the refrigerant lines, not a hacksaw.
04-30-07, 02:07 PM
Replies: 15
Views: 4,039
Posted By helpingsis

O to C reads 24 volts with a wire connected to O...

O to C reads 24 volts with a wire connected to O terminal or without a wire connected to O terminal? IOW- if a wire is connected to O terminal, you might be getting a backfeed voltage down that wire....
04-29-07, 03:35 PM
Replies: 12
Views: 1,598
Posted By helpingsis

Hmmm... 6 breakers? Are you upgrading the...

Hmmm... 6 breakers? Are you upgrading the service to the house? I bought Cauldwell's book, it's very good.
04-28-07, 07:35 PM
Replies: 2
Views: 1,455
Posted By helpingsis

You're probably not getting enough air into the...

You're probably not getting enough air into the warm room. If this problem has always existed then the ducting needs to be evaluated. If it's a new problem, then maybe the duct going to the third...
04-28-07, 07:32 PM
Replies: 4
Views: 2,148
Posted By helpingsis

check these items

Dirty filter? Is the cooling coil iced up? Is the blower motor running? Has the blower wheel come apart or perhaps come loose on the blower motor shaft?
04-28-07, 07:28 PM
Replies: 5
Views: 1,457
Posted By helpingsis

First problem is the blower in your existing...

First problem is the blower in your existing furnace won't produce enough airflow for 3.5 tons. Second problem is you need to check the size of the circuit breaker, wire, and disconnect switch for...
04-28-07, 07:12 PM
Replies: 2
Views: 1,638
Posted By helpingsis

refrigerant shortage

Yes, what's happening is the low pressure control is responding to the low side refrigerant pressure in the system and cycling the unit on/off. When the compressor is running it is pumping...
04-28-07, 01:07 PM
Replies: 23
Views: 27,578
Posted By helpingsis

According to the guys who wote "wiring...

According to the guys who wote "wiring simplified" all the ground wires in a box count as one volume basing the volume on the largest ground wire in the box [good book, it's updated with each code...
04-27-07, 03:08 PM
Replies: 15
Views: 4,039
Posted By helpingsis

Where are you taking the voltage reading? R to O...

Where are you taking the voltage reading? R to O or O to C? 24 volts from R to O would indicate that O is not hot; 24 volts from O to C would indicate that O is hot. I downloaded the product data...
04-27-07, 01:56 PM
Replies: 24
Views: 5,007
Posted By helpingsis

How long do you expect to continue living in this...

How long do you expect to continue living in this house? At this stage of the game all you need is a new evaporator coil. If you replace just the coil, make sure they use a higher SEER rating coil...
04-25-07, 02:59 PM
Replies: 15
Views: 4,039
Posted By helpingsis

Ewc

I found a technical manual at the EWC website [www.ewccontrols.com] for EWC-ST-2E controllers. According to the manual, the 2D controllers work the same as the 2E controllers which have only minor...
04-23-07, 06:34 PM
Replies: 9
Views: 1,624
Posted By helpingsis

Rheem has been using 825 rpm condensor fan motors...

Rheem has been using 825 rpm condensor fan motors for at least 20 years that I can remember. There is a cubed relationship between fan speed and horsepower, so going to a 1075 would require a very...
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