Repairing Guides

how to repair ptac units

by Burley Hyatt Jr. Published 3 years ago Updated 2 years ago
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Now, here’s what you need to do:

  • Turn off the breaker of your PTAC unit. ...
  • Making sure the PTAC is off, remove the faceplate of the wall thermostat. ...
  • Now remove the screws that lock the thermostat to the wall.
  • Carefully take it out. ...
  • Label them with all of the numbers and take pictures before intervening.
  • Using a small flathead, remove all the wires from the sockets.

More items...

Full Answer

How do I perform PTAC maintenance?

Regular PTAC maintenance can maximize energy savings and extend the life of your HVAC equipment. To avoid the risk of property damage, electrical shock, or personal injury, turn off and unplug the PTAC unit before conducting any routine maintenance or services. Remove the PTAC air filter slowly to prevent dirt from falling back into the unit.

How long does a PTAC unit last?

Although knowing how to repair a PTAC unit is useful information, good maintenance practices will help preserve the longevity of your unit and prevent the need for extra repairs. In fact, a well-maintained PTAC unit should last 18 to 20 years. Here are a few tips for maintaining your PTAC that you can put into practice today.

Can a PTAC Control Board be repaired?

In general, the electronic pieces of a PTAC tend to break down well before the mechanical units, so this may be one of the first pieces you need to replace. Since most modern control boards are solid state, repairing the control board itself is not worth the time or effort required.

When should I Turn Off and unplug my PTAC?

To avoid the risk of property damage, electrical shock, or personal injury, turn off and unplug the PTAC unit before conducting any routine maintenance or services. Remove the PTAC air filter slowly to prevent dirt from falling back into the unit.

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Can PTAC units be repaired?

PTACs are much more complex than many people realize, but they are still fairly easy to repair. If you are mechanically inclined in any way, repairing your own PTAC unit is usually possible through watching a few tutorial videos and paying careful attention to how you install a new part.

How do you troubleshoot a PTAC unit?

How to Troubleshoot Your Amana PTAC UnitLocate the “down” and “up” arrow buttons on the unit.Hold down both buttons simultaneously.While holding both buttons, double-tap the “Cool” button on your PTAC unit.Wait a few seconds for the display to change.

What is the life expectancy of a PTAC unit?

A recent industry survey revealed that with proper care, PTAC units could last up \ to ten years, but advancements in energy efficiency and smart technology may entice consumers to replace them every 5-7 years.

How do you reset a PTAC?

Push and hold both the heat and cool buttons. While holding the buttons, turn the master switch back on. When the red light appears next to the off button, the system has been successfully reset. Place the front plastic cover back onto the unit and enjoy!

How do you clean a PTAC coil?

1:235:28PTAC Cleaning: Seasonal Tasks to Maximize Your PTAC Units - YouTubeYouTubeStart of suggested clipEnd of suggested clipBefore cleaning be sure to completely cover and tape off any control surfaces with plastic. ThenMoreBefore cleaning be sure to completely cover and tape off any control surfaces with plastic. Then spray the coils. And use a wet dry vacuum to clean up the debris.

How do you put Freon in a PTAC unit?

1:533:13How to charge ptac with refrigerant/freon.. - YouTubeYouTubeStart of suggested clipEnd of suggested clipKeep in mind that you do have to install it on the low side or the suction. Side because if youMoreKeep in mind that you do have to install it on the low side or the suction. Side because if you install it on the discharge. Side uh that's basically just going to be pushing the refrigerant back out.

How much does it cost to replace a PTAC unit?

On the average though, PTAC systems are priced between $600.00 to $1300.00. The separate costs on additional accessories and installation will also add up to complete your overall expenses for a PTAC installation project.

When should PTAC units be replaced?

The average lifespan of a PTAC unit is about seven years—ten years if it is maintained well. Unfortunately, most hotel owners wait longer than that to trade out their PTACs, especially if their old units still seem to get the job done.

Which PTAC unit is best?

Most Energy Efficient PTAC Unit: Amana PTC153G35AXXX Amana was once known as the best PTAC brand. Even today, their Amana PTC153G35AXXX is still a top-rated PTAC unit that is quite popular, especially if you are looking to cut some costs. That's because this is a bigger 15,000 BTU PTAC unit that costs less than 1,000$.

What would cause an AC unit to not turn on?

Several thermostat issues can cause your air conditioner not to turn on. One of the most common problems is disconnected or lose wires. If the wires are frayed, not connected, or dirty, your air conditioner will not be able to turn on. Another common problem is a faulty thermostat.

Where is the reset button on the air conditioning unit?

Look for it first around on the exterior of your machine, especially along the bottom edge near the ground. An AC's reset button is typically red and visible, so it should be easy to spot. If you don't see a reset button on the outside, it could be located inside the unit behind the service panel.

What does PTAC stand for?

packaged terminal air conditionerA packaged terminal air conditioner (often abbreviated PTAC) is a type of self-contained heating and air conditioning system commonly found in hotels, motels, senior housing facilities, hospitals, condominiums, apartment buildings, add-on rooms & sunrooms.

Do PTAC units have capacitors?

Keep your PTAC units up and running with our stock of PTAC Capacitors.

How do you fix a hotel air conditioner?

0:002:18Hotel Air Conditioner Fan Hack - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd here's how you do that you're going to hold down these plus and minus buttons at the same time.MoreAnd here's how you do that you're going to hold down these plus and minus buttons at the same time. And then press off twice. Now this gets you into configuration mode and then you press Heat.

How do I program my Amana PTAC thermostat?

0:002:33How to program a thermostat for a Amana PTAC air conditionerYouTubeStart of suggested clipEnd of suggested clipYou get your remote wireless remote this little white button here you push it down once until youMoreYou get your remote wireless remote this little white button here you push it down once until you see a l it's like a broken five. So what you do next is you hit the off. Button.

How do you change a heating element in Amana PTAC?

0:475:19How to replace heating element on Amana ptac DIY. - YouTubeYouTubeStart of suggested clipEnd of suggested clipOff okay there's four screws you have to remove. There's two here okay now this right here you justMoreOff okay there's four screws you have to remove. There's two here okay now this right here you just move it out the way just get it out the way there then you got two more screws. Right.

1. Keep a maintenance log

An up-to-date maintenance log serves as a symptom journal for the machine. It can help track problems, monitor them over time, and help to diagnose the root cause.

2. Keep up with technology

Though your older units may be doing a decent job, technology advances quickly. The benefits of many newer units are hard to ignore.

What to do if Amana PTAC is not working?

Depending on what’s wrong with an Amana PTAC unit, the fastest way to solve the problem is to reset the system. Keep reading for a step-by-step to troubleshooting and resetting an Amana PTAC device.

Who makes PTACs?

One of the largest producers of PTACs (Packaged Terminal Air Condition ers) is Amana, known for producing some of the most reliable PTAC units around. However, like any other appliance, these units sometimes develop issues.

Why won't my PTAC heat?

Heating issues may be due to a bad thermostat or low voltage . If the internal overload control is in the on position, your PTAC unit won’t heat the room properly.

What does PTAC diagnostic mode do?

When you put your PTAC unit in diagnostic mode, it scans for errors and displays a unique code. Using the error code as a pointer, you can determine if a manual reset will get your PTAC unit working smoothly.

Why does my air conditioner work?

The operation of the average air conditioner works due to principles of airflow. If you encounter any of the following error codes while troubleshooting your PTAC unit, you’re dealing with airflow issues.

How to fix C2 error?

The best way to fix a “C2” error code is by checking the seal around the unit. You can also try closing the vent door and cleaning the filter.

How to lift forward facing plastic?

Lift the forward-facing plastic covering by lifting it and pulling it in your direction.

How to maintain a PTAc?

For optimal PTAC unit efficiency, track with a maintenance log, clean PTAC filters, keep an eye on the power cords and logs, clean vents, gaskets and coils, grease the PTAC units and check for any air leakage.

Why is proper maintenance of PTAC units important?

Whether it’s a hotel or an apartment room, proper maintenance of PTAC units is crucial for it to run smoothly and efficiently.

What is PTAC heating?

Electric heat: A PTAC unit powered by electric heat is a convenient option for most users. It serves as a heater in colder months and as an air conditioner in hotter seasons.

What is packaged terminal air conditioner?

Simply put, the packaged terminal air conditioner or PTAC units are ductless cooling or heating systems. It serves as a convenient and flexible option for commercial purposes.

Why is PTAC ductless?

With a PTAC unit in hand, the installation process becomes easy. Being ductless makes it easier for the system to be regulated and installed without any ductwork.

How to tell if a PTAC unit is moldy?

Regularly monitor the air vents and windows for early signs of mold formation. A musty odor, muggy feeling within the building , mildew or mold on walls or ceilings are common signs for inspecting and servicing the PTAC units.

How much energy does a PTAC use?

Usually, a standard PTAC unit consumes 1.5 units of electric energy every hour , if the compressor remains on for the complete hour.

Why do you need to turn off a PTAC unit?

Regular PTAC maintenance can maximize energy savings and extend the life of your HVAC equipment. To avoid the risk of property damage, electrical shock, or personal injury, turn off and unplug the PTAC unit before conducting any routine maintenance or services.

How to clean a condenser coil?

Spray and rinse the condenser coil and base pan with Hydro-Balance Enviro-Coil cleaner. Place a drain pan cleaner tablet or a Hydro-Balance drain strip in the base pan to inhibit bacteria growth. Reinstall the unit back into the wall sleeve. Allow unit to dry for 24 hours before reapplying power.

How to level a wall sleeve?

If the unit has an internal drain system, the sleeve should be leveled (left to right and front to back) so that condensate water drains into the connected drain line/kit location. Water should not overflow the sleeve to the room side or outside and should drain into the internal drain hole. (To test, pour a cup of water into the wall sleeve.)

How to display error code on PTAC?

In order for your PTAC to display an error code, you will first need to put the machine in diagnostic mode. This allows the unit to check for errors and produce a code that describes its current operating state.

What does Eo mean on a PTAc?

The code “Eo” indicates that the service board on the unit is not configured properly. To fix this, you will need to change the configuration settings in the menu of the unit. If the setting reads “C3,” change this to “C.” Note that this applies to PTAC units that also have electric heat. For units that operate using heat pumps instead, change the setting to “H” instead.

Can a PTAC unit diagnose a malfunction?

While your Amana PTAC unit is able to diagnose many of the possible mal functions, there are some that will not be indicated by a code. If the unit stops producing heat, is not cooling the space enough, or has issues with incoming or outgoing pressures, there are a few ways you can diagnose and resolve these problems yourself. Some may require a more experienced technician. However, many malfunctions can be fixed by cleaning filters and coils.

Can you clean a PTAC unit?

There are a number of troubleshooting steps you can take to be sure your Amana PTAC unit is back up and running properly . While many issues with PTACs can be fixed by simply cleaning the air filters or the coils, other issues may be more complex and require a service technician.

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The Troubleshooting Process

  • If you’re using a PTAC unit with a digital interface, you can diagnose common problems using the unit’s built-in self-diagnostic mode. This function allows your PTAC unit to display a series of error codesfor common problems. Each error code corresponds to a specific issue with the unit and a…
See more on ptac4less.com

Most Common Repairs

  • Once you’ve run through the basic troubleshooting steps, you might be able to diagnose the problem on your own. Otherwise, you might need some additional expertise to figure out the problem. While a complete guide to every repair scenario could fill up an entire handbook, here are some common issues that PTAC owners may experience within the unit’s lifetime.
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Less Common Repairs

  • Other problems related to moisture and improper maintenance may not happen as often if you take good care of your unit. However, there is still a chance you might encounter them one day. Here are a few less common repairs you’ll want to consider during troubleshooting.
See more on ptac4less.com

Continued Maintenance Advice

  • Although knowing how to repair a PTAC unit is useful information, good maintenance practices will help preserve the longevity of your unit and prevent the need for extra repairs. In fact, a well-maintained PTAC unit should last 18 to 20 years. Here are a few tips for maintaining your PTAC that you can put into practice today.
See more on ptac4less.com

When Is It Time to Replace Your PTAC?

  • Although many parts on your PTAC can simply be replaced, some problems are just too difficult to fix. Many repair technicians would agree that repairing a constant refrigerant leak can be nearly impossible. While a small leak is often manageable, a large or persistent leak that continues to happen for weeks (even after initial repairs) is often not worth fixing. This is because refrigerant …
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