Friday, October 30, 2015

Refrigerator repair, tricks and tune up tips



Tune up your systems for lower utility bills

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Monday, October 26, 2015

hvac tool /tech tips 2



a few quick tips that might help you out .in the trade

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Friday, October 23, 2015

Subcooling Method : HVAC Tech Tips 4



For all your HVAC needs Please Contact : http://rochesterheatingandair.com
Video for Licensed HVAC Professionals ONLY . (HAZARDOUS) !!!
Please do NOT attempt any Procedures without Professional HVAC Training

Rochester Heating & Air Serves the Louisville Kentucky area including but not limited to:
Fern Creek , Middletown , J-town , St. Matthews , Valley Station , PRP , Shively , etc…

Hello ,
I’m Fritz Rochester , a Proud Kentucky Master HVAC Contractor , with over 20 years of experience in the Trade .
I would like to take care of all your HVAC needs . Whether it be a Service Call to get your HVAC System Up and Running Again , or a New HVAC Installation .
Rochester Heating and Air Strives to be one of the Best HVAC Companies in Kentucky .

Tips for hiring Kentucky HVAC Contractors for New HVAC Equipment Installations :
* = Kentucky Law
* Kentucky Master HVAC Contractor (ask to see License)
* Required Insurance (ask for Certificate of Insurance)
* Required Permits (ask for Copy of Permit before Work Begins)
* HVAC Load – Calc on New Construction Homes (ask for Load-Calc)

HVAC Load-Calc is not required at this time on Existing Residential Homes , but I suggest you have one done anyway , by a legitimate HVAC Contractor , I am finding most of our Old HVAC Equipment is OVERSIZED , this will ensure the Proper Sized Equipment for your Home !!!

Please do your Homework and get a Minimum of 3 Bids on your New System Installation , and go with the Contractor you Trust .
Ask your Friends and Family Members who they feel is a Reliable HVAC Contractor ….
(be Very Weary of Buy today for a Significant Savings)

If you have any further questions regarding your New HVAC Installation , or for that matter any HVAC questions regarding your system , Please don’t hesitate to contact me : http://rochesterheatingandair.com

Thanks You very much for watching my videos !!!
Rochester Heating and Air
Fritz Rochester

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from ETL-HVAC http://www.etl-hvac.com/subcooling-method-hvac-tech-tips-4/
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Thursday, October 22, 2015

HVAC Tips- Pistons vs TXV’s



Here I talk about pistons and txv’s

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from ETL-HVAC http://www.etl-hvac.com/hvac-tips-pistons-vs-txvs/
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Tuesday, October 20, 2015

4 Tips to Avoid HVAC Scams



Your heating and cooling system accounts for more than half of your energy costs. To reduce your chances of being scammed, be sure to read your owner’s manual, so you know your system and hire the right heating and air conditioning contractor to check the system regularly. How much will a new furnace cost? http://goo.gl/ePwYFu.

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Saturday, October 17, 2015

7 Tips and Tricks to repair your Furnace DIY



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Check out my channel for other vids you’ll like :
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Like new cool tech gear? Check out http://www.yelloworangeroom.com

In this video I show you a few things to look for to fix your furnace. It’s expensive to call a repair man and most of the time is not needed. I am not an expert, just someone trying to share my experience with you to save some money. Always turn your power to your furnace off before tampering with things. This would be a good video to start with because I try to show a general idea of how a furnace works. When all else fails, you have to call an expert, but first try the steps in this video.

Here is a list of codes that was posted to www.doityourself.com by Huston204

Flash sequence codes 1 through 11 are as follows: LED will turn “on”
for 1/4 second and “off” for 1/4 second. This pattern will be repeated the
number of times equal to the code. For example, six “on” flashes equals
a number 6 fault code. All flash code sequences are broken by a 2 second
“off” period.
SLOW GREEN FLASH: Normal operation.
SLOW AMBER FLASH: Normal operation with call for heat.
RAPID RED FLASH: Twinning error, incorrect 24V phasing. Check
twinning wiring.
RAPID AMBER FLASH: Flame sense current is below 1.5 microamps.
Check and clean flame sensor. Check for proper gas flow. Verify that
current is greater than 1.5 microamps at flame current test pad.
4 AMBER FLASHES: The control is receiving a “Y” signal from the
thermostat without a “G” signal, indicating improper thermostat wiring.
1 RED FLASH: This indicates that flame was sensed when there was
not a call for heat. The control will turn on both the inducer motor and
supply air blower. A gas valve that leaks or is slow closing would typically
cause this fault.
2 RED FLASHES: This indicates that the normally open pressure
switch contacts are stuck in the closed position. The control confirms
these contacts are open at the beginning of each heat cycle. This would
indicate a faulty pressure switch or miswiring.
3 RED FLASHES: This indicates the normally open pressure switch
contact did not close after the inducer was energized. This could be
caused by a number of problems: faulty inducer, blocked vent pipe, broken
pressure switch hose or faulty pressure switch.
4 RED FLASHES: This indicates that the main limit switch has opened
its normally closed contacts. The control will operate the supply air
blower and inducer. This condition may be caused by: dirty filter,
improperly sized duct system, incorrect blower speed setting, incorrect
firing rate or faulty blower motor. Also, this fault code could be caused
by a blown fuse located on the control board.
5 RED FLASHES: This fault is indicated if the normally closed contacts
in the rollout switch opens. The rollout control is manually reset. If it has
opened, check for proper combustion air, proper inducer operation, and
primary heat exchanger failure or burner problem. Be sure to reset the
switch and cycle power (24 VAC) to the control after correcting the failure
condition. Also, this fault code could be caused by a blown fuse
located on the control board.
6 RED FLASHES: This indicates that after the unit was operating, the
pressure switch opened 4 times during the call for heat. If the main
blower is in a “Delay on” mode, it will complete it, and any subsequent
delay off period. The furnace will lock out for one hour and then restart.
7 RED FLASHES: This fault code indicates that the flame could not be
established. This no-light condition occurred 3 times (2 retries) during
the call for heat before locking out. Low gas pressure, faulty gas valve,
dirty or faulty flame sensor, faulty hot surface ignitor or burner problem
may cause this. The furnace will lock out for one hour and then restart.
8 RED FLASHES: This fault is indicated if the flame is lost 5 times (4
recycles) during the heating cycle. This could be caused by low gas
pressure, dirty or faulty flame sensor or faulty gas valve. The furnace
will lock out for one hour and then restart.
9 RED FLASHES: Indicates reversed line voltage polarity or grounding
problem. Both heating and cooling operations will be affected. Check
polarity at furnace and branch. Check furnace grounding. Check that
flame probe is not shorted to chassis.
10 RED FLASHES: Flame sensed with no call for heat. Check gas
valve and gas valve wiring.
11 RED FLASHES: This indicates that a primary or auxiliary limit switch
has opened its normally-closed contacts and has remained open for
more than five minutes. This condition is usually caused by a failed
blower motor or blower wheel. Cycle power (24 VAC) to the control to
reset the hard lockout condition after correcting the failure condition.

Read more: http://www.doityourself.com/forum/gas-oil-home-heating-furnaces/417487-winchester-furnace-diagnostics.html#ixzz2FWIbfVlo

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