Search: Posts Made By: user 10
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12-03-20, 03:39 PM
Replies: 35
Views: 445
Posted By user 10

Where is the water leaking? It could be something...

Where is the water leaking? It could be something minor.

If it's at the back of the blower compartment, probably the heat exchanger.
The blower assembly can be pulled to see if it has rusted...
11-15-20, 12:49 PM
Replies: 14
Views: 366
Posted By user 10

You have to verify that the gas valve is getting...

You have to verify that the gas valve is getting power when there's a failure - monitor voltage there and cycle it several times.

Some goodmans have a second pressure switch wired in series with...
11-12-20, 11:39 AM
Replies: 41
Views: 942
Posted By user 10

Just remember a modern furnace will feel...

Just remember a modern furnace will feel different - much cooler supply air than your old.
This is particularly true if the airflow ends up being 900+ cfm.
The registers are supposed to be along...
10-27-20, 08:02 PM
Replies: 7
Views: 253
Posted By user 10

That's the exhaust off the inducer, not the air...

That's the exhaust off the inducer, not the air intake.

You can try undoing the clamps and re-seating the pipe.

That furnace looks like it's near or greater than 30 years old and the likelyhood...
07-24-20, 09:09 PM
Replies: 4
Views: 214
Posted By user 10

15 years is not old at all, hold on to what you...

15 years is not old at all, hold on to what you have until compressor fails or refrigerant leak develops.
Most problems are electrical and are easily and relatively cheaply fixed.

R410a is not an...
03-19-20, 08:35 PM
Replies: 33
Views: 1,502
Posted By user 10

The heatpump will always supply more heat than it...

The heatpump will always supply more heat than it consumes in electricity.
All of the energy consumed by the compressor gets absorbed by the refrigerant and released by the indoor coil.
The heat...
03-19-20, 08:25 PM
Replies: 21
Views: 695
Posted By user 10

I don't think yours supports the modulating stat....

I don't think yours supports the modulating stat.

The circuit board handles controlling output as said before.

When recovering from set back, will initially take a while to get up to high fire.
03-18-20, 03:55 PM
Replies: 21
Views: 695
Posted By user 10

York modulating furnaces can only be set up for...

York modulating furnaces can only be set up for single stage thermostat.

The stat just signals heat is required and the board determines what firing rate to run at depending on previous cycle...
11-06-19, 07:06 PM
Replies: 3
Views: 440
Posted By user 10

Assuming you have an air handler with heat...

Assuming you have an air handler with heat strips...

0 Heat/cool: Gas, oil or electric heating with central air conditioning.
1 Heat pump: Heat pump without backup or auxiliary heat.
2 Heat...
10-27-19, 11:02 PM
Replies: 10
Views: 1,011
Posted By user 10

7 ohms sounds more in line and is normal. 70...

7 ohms sounds more in line and is normal. 70 sounded high for a motor.

All a motor is electrically: wound up wire with thin insulation, the established magnetic fields provide the real resistance...
10-25-19, 02:09 AM
Replies: 25
Views: 1,106
Posted By user 10

A 27 degree rise is abnormal;y low for a furnace...

A 27 degree rise is abnormal;y low for a furnace especially an old one with a 1/6hp blower motor.

50F is more typical.

It's only in range if you have the 25 000 btu version.

The 50k with...
10-23-19, 01:02 AM
Replies: 25
Views: 1,106
Posted By user 10

Only one speed is energized at once. heating and...

Only one speed is energized at once. heating and cooling use different speeds in most cases.

on the left side, red is heat, black is cooling.



Connect all the available speeds to the molex...
10-19-19, 01:01 PM
Replies: 25
Views: 1,106
Posted By user 10

I've never done that - you may not be able to...

I've never done that - you may not be able to find the right material and it could fail after the repair.

Pulling the blower again is a pain and so is having no heat mid winter while you wait for...
10-19-19, 11:38 AM
Replies: 25
Views: 1,106
Posted By user 10

You'll be fine with any motor with the same frame...

You'll be fine with any motor with the same frame and other specs.

but yah if it's a direct approved replacement there's a lower chance of having issues due to mistakes matching.
10-18-19, 01:12 PM
Replies: 25
Views: 1,106
Posted By user 10

usually the oiling ports are near the ends of the...

usually the oiling ports are near the ends of the motor - little plastic pips you remove and drip a little oil in.

Motors without ports use a grease instead of oil and aren't designed to have...
10-17-19, 10:24 PM
Replies: 6
Views: 386
Posted By user 10

no such thing as a smart furnace, no distinction...

no such thing as a smart furnace, no distinction between smart and basic.

It's not black or white.

There's a continuum.

You can choose between 80% or 90%+ efficiency, single vs two stage vs...
10-17-19, 08:03 PM
Replies: 25
Views: 1,106
Posted By user 10

Read my reply again - There's no capacitor...

Read my reply again - There's no capacitor because the existing motor is shaded pole.

I wouldn't use an oem motor especially on something that will be replaced soon.

Get the cheapest universal...
10-17-19, 04:40 PM
Replies: 25
Views: 1,106
Posted By user 10

It sounds like your blower motor has bad...

It sounds like your blower motor has bad bearings.

Some old units shipped with a type of motor that doesn't use a capacitor.

Edit: I just looked up the model - yours indeed uses a shaded pole...
10-08-19, 02:00 PM
Replies: 28
Views: 858
Posted By user 10

the click could be the system relay closing. ...

the click could be the system relay closing.

possibly a bad inducer.
10-08-19, 12:46 AM
Replies: 30
Views: 1,031
Posted By user 10

if you have a condensing 90%+ furnace possible...

if you have a condensing 90%+ furnace possible the secondary heat exchanger hot damaged, not the evap coil.

heat exchanger replacement is very labour intensive.
10-07-19, 12:27 PM
Replies: 7
Views: 631
Posted By user 10

It's normal for the sides of the burner box near...

It's normal for the sides of the burner box near the heat exchanger inlets to get hot.

The part closer to the front with the rollout switches shouldn't be hot.

The front should be cool.

Run...
08-03-19, 02:32 PM
Replies: 10
Views: 617
Posted By user 10

The motor amperage draw goes up exponentially as...

The motor amperage draw goes up exponentially as you increase the rpm.

This is because velocity energy is the square of velocity (e = 1/2mv^2) and resistance to flow increases as you raise the...
07-19-19, 06:01 PM
Replies: 30
Views: 1,965
Posted By user 10

While sizing be square footage isn't ideal by a...

While sizing be square footage isn't ideal by a long shot, you're very unlikely to get a grossly oversized unit when size is based on one ton per 1000 sq ft.

sq ft per ton in ontario canada for a...
07-09-19, 07:46 AM
Replies: 10
Views: 1,285
Posted By user 10

Contractors can inflate repair costs to make...

Contractors can inflate repair costs to make replacement more attractive.

It doesn't really make sense to spend more than 50% of the installed cost on repair - that's if it's like 10 to 12 years...
07-08-19, 06:22 PM
Replies: 10
Views: 1,285
Posted By user 10

High and mid efficiency units are equipped with...

High and mid efficiency units are equipped with the same controls and primary heat exchanger.

The board won't last any shorter in high than mid.

It shouldn't cost $1000 to replace a control...
Showing results 1 to 25 of 38
 


 
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