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Type: Posts; User: tecman
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08-22-2011, 11:46 AM
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- 809
What you are experiencing is quite normal. The...
What you are experiencing is quite normal. The Desuperheater removes the heat of compression from the system. When the air conditioning is running, the water is relatively cool, lets say 70 deg. ...
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05-15-2011, 08:47 AM
Thread: Hydrokenitex Storage tanks
by tecman- Replies
- 15
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- 768
You can certainly drain the tank. Just make sure...
You can certainly drain the tank. Just make sure that the circuit breakers for the heaters are off. Before the next heating season, you will need to have a company come in and reconfigure your...
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04-27-2011, 10:56 PM
Thread: Bosch bought FHP?
by tecman- Replies
- 4
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- 576
That is over a year ago. I understand that...
That is over a year ago. I understand that improvements were already put into FHP units.
paul -
03-11-2011, 10:00 AM
Thread: hydrokinetix heating system
by tecman- Replies
- 1
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- 769
1. With the loss of the PPl discount, strip...
1. With the loss of the PPl discount, strip heaters will be less expensive. The Hydrokinetix system has some efficiency loss, and since it is heated with resistance heaters, you will be less...
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03-02-2011, 10:03 PM
Thread: Emergency Heat Randomly Turns On?????
by tecman- Replies
- 6
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- 1,162
But it is normally the same element ! If the...
But it is normally the same element ! If the stat does not have a unique indicator how would one know the difference ?
paul -
02-06-2011, 08:05 AM
Thread: Geothermal 2 stage sizing
by tecman- Replies
- 19
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- 1,206
You may want to consider ClimateMaster or...
You may want to consider ClimateMaster or WaterFurnace for the brand. It looks like from the brochure that Bryant is a re-branded ClimateMaster unit, which is a good unit. Going to the OEM who make...
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11-11-2010, 11:05 AM
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I would disagree with others concerning ice...
I would disagree with others concerning ice storms. In over 25 years, I have never seen damage from an ice storm, unless it was so bad that it also significantly damaged other parts of the home as...
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11-02-2010, 06:17 PM
Thread: Duel Fuel cut over with defrost mode
by tecman- Replies
- 18
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- 733
COP can certainly be 1.82. COP does not take...
COP can certainly be 1.82. COP does not take defrost into account, but you will normally create more watts of heat than the watt input. Problem is you can not generate enough heat, so supplemental...
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11-01-2010, 01:48 PM
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- 25
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Just a comment of clarification. As it gets...
Just a comment of clarification. As it gets colder, below 40 deg, the heat pump does NOT get that inefficient. This is somewhat of a myth. Most heat pumps will generate heat quite efficiently into...
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10-07-2010, 01:57 PM
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Water quality is the bottom line on open loop...
Water quality is the bottom line on open loop systems. Closed loops do not have these issues, but as said have a somewhat lower efficiency due to loop temperature variations.
I have serviced... -
10-05-2010, 03:25 PM
Thread: Electricity usage - A/C vs HP Mode
by tecman- Replies
- 18
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- 1,097
The overall efficiency is not very different...
The overall efficiency is not very different between the modes. First you need to look at the delta T. As pointed out, 16 in heating and 10 in cooling, you are doing 50% more work in heating in the...
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10-04-2010, 06:31 PM
Thread: PTAC Questions
by tecman- Replies
- 6
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- 466
Find an electrician and have him install a...
Find an electrician and have him install a buck-boost transformer of sufficient power rating. This can get you the 265 volts needed. It will cost you $$$ dollars.
paul -
08-14-2010, 06:17 PM
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- 2
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- 498
I have installed a number of ClimateMasters in...
I have installed a number of ClimateMasters in the last 5 years and have never had a call or problem with coils. Tranquility is a great unit IMO.
As to switching to a split ? You have a unitized... -
05-29-2010, 08:13 PM
Thread: Cold air coming from condensate drain
by tecman- Replies
- 23
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- 2,272
I'm surprised that nobody commented on the fact...
I'm surprised that nobody commented on the fact that there is no trap on the primary drain. Cold air going down that pipe as well.
Paul -
03-11-2010, 06:39 PM
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2800 sq-ft, 3 zones. Two zones are ClimateMaster...
2800 sq-ft, 3 zones. Two zones are ClimateMaster ground source heat pumps, and the new addition has a Goodman 10 SEER air source.
Paul -
12-20-2009, 02:03 PM
Thread: HOW TO MEASURE NEW HP CURRENT DRAW
by tecman- Replies
- 41
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- 2,581
Since it is a 1 phase 220 volt circuit (as you...
Since it is a 1 phase 220 volt circuit (as you noted), the current will be the same in either leg. That is the total current.
paul -
11-04-2009, 02:40 PM
Thread: Giving us all a bad name...
by tecman- Replies
- 20
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- 2,322
At least they are labeled paul
At least they are labeled
paul -
Assuming you have a heat pump, if the outdoor...
Assuming you have a heat pump, if the outdoor temperature is near 32, frost on the outside coil is normal. Make sure your filter is clean, and that you have no debris on the outside unit that couls...
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07-29-2009, 06:20 PM
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- 38
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The short answer is yes. Wahet has a hugh heat...
The short answer is yes. Wahet has a hugh heat capacity compared to air. However the long answer is that the cost of water will far exceed the savings in electricity.
paul -
07-24-2009, 06:39 PM
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- 15
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- 2,386
Actually to find the power used, you would also...
Actually to find the power used, you would also need to know the power factor, Volts x Amps x P.F. = Actual power. For the motor PF will be a definite factor. You would need a true wattmeter to...
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04-23-2009, 08:47 AM
Thread: new one on me
by tecman- Replies
- 37
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- 3,083
Is that flex gas line ? Paul
Is that flex gas line ?
Paul -
02-09-2009, 02:52 PM
Thread: Geo Thermal - Seer ?
by tecman- Replies
- 4
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- 2,731
1. Geothermal systems generally are rated by EER...
1. Geothermal systems generally are rated by EER or COP. Since the seasonal effects are much smaller, and depending on the system, may be none, the same ratings are not seasonally affected.
2. ... -
12-15-2008, 03:37 PM
Thread: Cold weather heat pump strategy
by tecman- Replies
- 9
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- 960
COP is coefficient of performance. It is watts...
COP is coefficient of performance. It is watts out (heat) divided by watts in. So if the COP is 2, then you will be getting 2 watts of heat for every watt of electricity, or in other words twice as...
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12-14-2008, 03:32 PM
Thread: recovery taking way too long
by tecman- Replies
- 57
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- 2,316
Either: 1. Something is wrong with the system...
Either:
1. Something is wrong with the system
2. It is way undersized
3. You are not getting the second stage
Normally the heat pump should be able to handle to about 20 deg. Your... -
12-08-2008, 07:19 PM
Thread: Different "new geothermal system"
by tecman- Replies
- 13
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- 653
I do not know what brand you have, but all of the...
I do not know what brand you have, but all of the majors have a thermistor as a sensor and a jumper of switch to set the cutoff temp.
No coupling material on the loop pipes ? Unless you have a...
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