HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Installed a two ton Gibson heat pump Had trouble getting proper…

Customer Question
Installed a two ton Gibson...
Installed a two ton Gibson heat pump
Had trouble getting proper pressures.
Got pressures to 125 and 425. Unit shut down on temp. When unit turned back on pressures dropped to 80 and 350.
Dropped charge and leak tested. No leaks found.
Tried to recharge unit but could not get suction pressures above 20 psi
Submitted: 2 years ago.Category: HVAC
Show More
Show Less
Ask Your Own HVAC Question
Answered in 2 days by:
6/30/2015
HVAC Technician: gotoman for ac, HVAC Technician replied 2 years ago
gotoman for ac
gotoman for ac, HVAC Technician
Category: HVAC
Satisfied Customers: 5,335
Experience: 51 years of experience install design and repair of all makes and models of AC
Verified
You have a restriction in coil or metering device. There is a screen in line just before metering device. Open up and clean screen. Russ
Ask Your Own HVAC Question
Was this answer helpful?
Ask Phil Your Own Question
Phil
Phil
Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 6,938
6,938 Satisfied Customers
Experience: Retired HVAC/ Electrical & Boiler contractor. Industrial

Phil is online now

A new question is answered every 9 seconds

How JustAnswer works:

  • Ask an ExpertExperts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional AnswerVia email, text message, or notification as you wait on our site. Ask follow up questions if you need to.
  • 100% Satisfaction GuaranteeRate the answer you receive.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

You did one super job of explaining to me everything there is to know about this fridge. I'm looking forward to asking you questions in the future.

JimmyBagley, IA

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

< Previous | Next >

Meet the Experts:

Phil

Phil

Mechanical Engineer

6,938 satisfied customers

Retired HVAC/ Electrical & Boiler contractor. Industrial

Rick Mather

Rick Mather

HVAC Technician

3,133 satisfied customers

35 years experience, HVAC

Matthew

Matthew

HVAC Technician

2,014 satisfied customers

14 years experience in the HVAC field of service, installation, Manual J & D calculations

Kenton Guidry

Kenton Guidry

HVAC Technician

963 satisfied customers

12 years install/service experience.

Brian HVAC Guy

Brian HVAC Guy

HVAC Technician

953 satisfied customers

I have been an HVAC/R mechanic/technician for 30+ years.

Rick Ridley

Rick Ridley

UK Heating Engineer

871 satisfied customers

Retired But have had 30 years on the tools, Ex CORGI

Tom

Tom

HVAC Technician

770 satisfied customers

16+yrs HVAC/R service. Residential Commerical Industrial

< Previous | Next >

Related HVAC Questions
What is the nitrogen leak testing pressure for 410A system
what is the nitrogen leak testing pressure for 410A system on new installation… read more
Phil
Phil
Mechanical Engineer
6,938 satisfied customers
what are flashing codes on an york heat pump model e4ts036s06a
what are flashing codes on an york heat pump model e4ts036s06a with white control board part number 031 008 32. code five list of the codes… read more
HVAC_Doug
HVAC_Doug
Vocational, Technical or Trade Scho
Hi, I have a 5 ton a/c unit cooling just shy of 2,000 sq ft.
Hi, I have a 5 ton a/c unit cooling just shy of 2,000 sq ft. My air return is built into a sealed box positioned between 2 walls at the bottom of the second floor. The box pulls air from downstairs th… read more
Phil
Phil
Mechanical Engineer
6,938 satisfied customers
I am on a service call to a system that is a brand new
I am on a service call to a system that is a brand new system. It's less then a month old. I just got a call saying that the system isn't working and I figure I was going to have a leak in the system … read more
Phil
Phil
Mechanical Engineer
6,938 satisfied customers
I have a Trane XL13xi outdoor unit that has been not keeping
I have a Trane XL13xi outdoor unit that has been not keeping up with the thermostat for the past 3-4 days. It's been unusually hot but I'm unsure if I need a charge or the compressor is going out. The… read more
Phil
Phil
Mechanical Engineer
6,938 satisfied customers
Carrier, 9 yr old 3 ton residential heat pump (R410a)....not
Carrier, 9 yr old 3 ton residential heat pump (R410a)....not cooling. Suction pressure drops rapidly to about 10 psig when I turned it on. High side pressure only reached about 300 #. Compressor was v… read more
Gaztech
Gaztech
Technician
Vocational, Technical or Trade School
1,808 satisfied customers
My outside HVAC compressor is making a vibrating noise that
My outside HVAC compressor is making a vibrating noise that I need help diagnosing. Has been going on for a couple of weeks now. Unit works but the noise is concerning. I have a video recording of the… read more
Phil
Phil
Mechanical Engineer
6,938 satisfied customers
This question is for Phil only please *** It's getting ready
This question is for Phil only please ***It's getting ready to warm up here in Virginia. It is supposed to be hitting 80 degrees today. You said previously you wanted the temperature in the house to b… read more
Phil
Phil
Mechanical Engineer
6,938 satisfied customers
I have a rheem unit. Cannot get supply duct temp below 62
I have a rheem unit. Cannot get supply duct temp below 62 degrees 410-ref? … read more
Phil
Phil
Mechanical Engineer
6,938 satisfied customers
If the reversing valve has a internal short like you said is
if the reversing valve has a internal short like you said is that why my suction psi is ;low… read more
Phil
Phil
Mechanical Engineer
6,938 satisfied customers
Have trouble with unit suction pressure rise but discharge
Have trouble with unit suction pressure rise but discharge don't … read more
Phil
Phil
Mechanical Engineer
6,938 satisfied customers
Rheem Model number RCFA – HM3617AC, Suction pressure 68
Suction pressure 68 discharge pressure 92 why is my discharge pressure low. Outside temperature around 85 . … read more
Phil
Phil
Mechanical Engineer
6,938 satisfied customers
I have a goodman AVPTC3137 air handler and would like to know
I have a goodman AVPTC3137 air handler and would like to know the recommended dimensions for the plenum/trunk supply and return.… read more
Phil
Phil
Mechanical Engineer
6,938 satisfied customers
Whats normal pressure for r22 walk in cooler, all day today
whats normal pressure for r22 walk in cooler JA: I'll do all I can to help. How long have you been dealing with this? Customer: all day today i want satisfiy JA: Do you plan on doing the work yourself… read more
HVAC Guru
HVAC Guru
Service Technician
Associate Degree
682 satisfied customers
I HAVE A 3 TON COLEMAN HEAT PUMP AND HIGH SIDE PRESSURE READING
I HAVE A 3 TON COLEMAN HEAT PUMP AND HIGH SIDE PRESSURE READING IS 238 AND LOW SIDE PRESSURE READING IS 236.5 OUTSIDE TEMP AT TIME WAS 39 F. WHAT DO YOU THINK IS THE CAUSE REVERSING VALVE OR WHAT. THE… read more
HVAC Guru
HVAC Guru
Service Technician
Associate Degree
682 satisfied customers
what is the procedure to replace a chilled water sensor on
what is the procedure to replace a chilled water sensor on RTHD screw chiller… read more
Phil
Phil
Mechanical Engineer
6,938 satisfied customers
I have a Lennox Heat Pump HP25-311-1P, s/n 5894C65407 matched
I have a Lennox Heat Pump HP25-311-1P, s/n 5894C65407 matched with indoor unit model CB19-31-1P, s/n 5894D38883. We are having a problem in the cooling mode. We can get it to cool consistently. Curren… read more
Billy
Billy
Journeyman Service Technician
State Licensed Mechanical Contractor
9,330 satisfied customers
Goodman HDC24-1AB Split ductless outside unit not coming on.
Goodman HDC24-1AB Split ductless outside unit not coming on. Yesterday the indicators flashed and it quit. But it ran OK again an hour later for 18 hrs. Quit again during the night. Now dead. I've che… read more
Phil
Phil
Mechanical Engineer
6,938 satisfied customers
Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Show MoreShow Less

Ask Your Question

x