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4.9
Based on 3298 reviews
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Before You Call For Service

The Problem
Possible Reasons
What You Can Do
The unit won't come on.
The thermostat is set incorrectly.
Check that thermostat is set to “HEATING” or “COOLING” and that the temperature is set for the unit to come on.
The thermostat is in the time delay mode.
Wait 5 minutes for the thermostat to complete the time delay.
The circuit breaker is tripped.
Check the circuit breaker.
The reset button has tripped.
On some outdoor units, there is a red reset button on the outside of the unit. Press it to reset the system.
The fuse is blown.
Check the fuses in the disconnect or have them checked at a hardware store.
Furnace is unplugged.
Plug furnace in.
Many furnaces have a safety switch on the blower panel. The panel must be installed properly for the unit to operate.
Replace panel properly.
The indoor fan won’t shut off.
Thermostat fan switch is set to “ON” instead of “AUTO”
Change the setting on the fan switch.
The outdoor unit is running but there is no air blowing out of the registers.
The coil may be iced up.
Turn off the system for a few hours to allow it to defrost. Then turn it on again. While it is off, check the filter. If it is dirty replace it or clean it.
Water leaks on the ceiling, floor or walls.
The drain pipe or hose may be clogged.
Make sure the pipe is opened at the termination point.
The air conditioner doesn’t get cool enough.
The air conditioner doesn’t get cool enough.
Turn off power to the outdoor and clean the coil with a garden hose. Clean leaves and other debris from the coil.
The return grill is blocked.
Move furniture and other obstructions away from the return grill opening.
The registers are dirty.
Clean the registers.
The registers are closed off partially or fully.
Open the registers.
Window or door to the outside may be opened for long lengths of time.
Be sure the windows and doors stay closed when possible.
The insulation may be less than adiquate or missing above the ceiling.
If possible, inspect the attic insulation level and add more if needed.
The rooms are not warm enough or cool enough.
The filter is dirty.
Replace the filter with the same size or clean it if is cleanable.
The return grill is blocked.
Move furniture and other obstructions away from the return grill opening.
The registers are dirty.
Clean the registers.
The registers are closed off partially or fully.
Open the registers.
Window or door to the outside may be opened for long lengths of time.
Be sure the windows and doors stay closed when possible.
The insulation may be less than adiquate or missing above the ceiling.
If possible, inspect the attic insulation level and add more if needed.
Unit is not blowing hot air in the heating mode.
Unit is not blowing hot air in the heating mode.
Switch to “HEAT”
Gas is not turned on.
Have gas turned on.
On gas furnaces equipped with electronic ignition, the system may have gone into safety mode.
Turn room thermostat “OFF”, allow 5 minutes to pass, then set thermostat back to “HEAT” to reset the ignition system.
Thermstat “FAN” switch is set to the “ON” position.
Switch “FAN” switch to the “AUTO” position.
Unit is not blowing cold air in the cooling mode.
The coil may be iced up.
Turn off the system for a few hours to allow it to defrost. Then turn it on again. While it is off, check the filter. If it is dirty replace it or clean it.
There is ice on the pipes at the evaporator coil in the cooling mode.
The filter is dirty.
Replace the filter with the same size or clean it if is cleanable.
The return grill is blocked.
Move furniture and other obstructions away from the return grill opening.
The registers are dirty.
Clean the registers.
Too many supply registers are closed off.
Open the registers.
Steam or smoke is coming from the outside unit occasionally during the heating mode.
The unit may be a heat pump and is in the defrost mode. This is a normal function in order to melt the built up ice. Steam may be produced during this cycle for 5 to 15 minutes.
Allow the unit to finish its cycle and return to the heating mode. If this takes longer than 30 minutes, turn the unit off at the thermostat and call for service.
During the heating mode, my unit is blowing cold air for 5 to 15 minutes during the night or early morning hours.
The unit may be a heat pump and is in the defrost mode. This is a normal function in order to melt the build up of ice on the outside coil. It will return to normal heating operation within 15 minutes.
Allow the unit to finish its cycle and return to the heating mode. If this takes longer than 30 minutes, turn the unit off at the thermostat and call for service.
During the heating mode, my outdoor unit is leaking water onto the roof or surrounding ground area.
The unit may be a heat pump and is in the defrost mode. The water is the result of the melting ice. This is a normal function in order to melt the built up ice on the outside coil. It will return to normal heating operation within 15 minutes.
Allow the unit to finish its cycle and return to the heating mode. If this takes longer than 30 minutes, turn the unit off at the thermostat and call for service.
During the heating mode operation, I sometimes here a whoosh sound from the outdoor unit or when standing by the filter grill in the house.
The unit may be a heat pump and is shifting into or out of the defrost mode.
The unit may be a heat pump and is shifting into or out of the defrost mode.

Check Out Our Reviews . . . From Neighbors Near You

Jobey and Andy Frank
Jobey and Andy Frank
04:18 07 May 21
Amer was a very kind and helpful person, he explained things to me and was very considerate. Great job, Hobaica!
Marc Jouandet
Marc Jouandet
01:27 07 May 21
Scott came by today to perform routine maintenance on our air conditioners. He discovered one of the capacitors to be failing & was able to replace it quickly & efficiently. Now I can get through the summer without worries. Thanks Scott!
Lynne Paxton
Lynne Paxton
00:00 07 May 21
Ryan Waters did a maintenance check on my AC and repaired a valve on my Mastercool evap. He is always pleasant to work with and did a good job. Thanks Ryan.
Steve Sachs
Steve Sachs
18:33 06 May 21
Travis was amazing! Very knowledgeable and thorough. He completed a service of my A/C unit and a warranty replacement of a failing capacitor. I highly recommend Hobaica for any electrical, HVAC, or plumbing work you need done. I have used them for years and they continue to impress.
Tatia Key
Tatia Key
00:56 06 May 21
Hobaica has been a real pleasure to work with, and I would highly recommend them to anyone looking to replace their A/C. Andy made the selecting, purchasing and scheduling process extremely easy, explaining all our options and answering all our questions very clearly. Jorge performed the installation, and he was courteous, competent, efficient, professional, friendly, and helpful, a delight to have him working on/in my home.I am happy that Hobaica reached out to us for our 2-year inspection. A big thanks to Scott for making sure our unit is operating properly and efficiently.
Ellen Carter
Ellen Carter
23:58 05 May 21
5/5/21Ryan came today to service our air conditioning system and to flush our water heater. He is always courteous and professional. Our air-conditioner and water heater were in good condition.Thank you very much for GREAT SERVICE!
john ngo
john ngo
23:55 05 May 21
Danny Unglaub is a true professional. He came to my house on time and checked all parts of my air conditioning unit. He is very thorough. We will ask for him on our next appointment.
Joan Salvatierra
Joan Salvatierra
21:24 05 May 21
Mike serviced our a/c today. He was punctual, polite, pleasant and efficient. He was knowledgeable in explaining issues and answering my questions. He went out of his way to be helpful,
Hope Dymek
Hope Dymek
18:49 05 May 21
Scott was punctual, polite and professional. A thorough inspection of our HVAC systems was completed as well as installation of new capacitors. Hobaica was quick to schedule our maintenance request, and Scott was knowledgeable and efficient. Great value and great service!

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