Question about Robinair Cool Tech 34700Z Recovery, Recycling, Recharging

Open Question

Calibration trying to calibrate a/c machine robinair 34788. keeps rejecting

Posted by Anonymous on

Ad

6 Suggested Answers

6ya6ya
  • 2 Answers

SOURCE: I have freestanding Series 8 dishwasher. Lately during the filling cycle water hammer is occurring. How can this be resolved

Hi,
a 6ya expert can help you resolve that issue over the phone in a minute or two.
Best thing about this new service is that you are never placed on hold and get to talk to real repairmen in the US.
the service is completely free and covers almost anything you can think of.(from cars to computers, handyman, and even drones)
click here to download the app (for users in the US for now) and get all the help you need.
Goodluck!

Posted on Jan 02, 2017

Ad
mhkamran
  • 180 Answers

SOURCE: Robinair 34788 not pulling a vacuum

It's seems to be problem with your unit relay board,vacuum pump or pressure transducer.Most of Robin air 34788 machine having same problem.You can try as follows 1# Open vacuum pump oil filling cap to release extra pressure from pump.2# Replace new relay board & follow the on screen message(do not skip any option).3# Check pressure transducer is working properly.I hope this will help you.

Posted on Jun 07, 2009

Ad
mhkamran
  • 180 Answers

SOURCE: how do you calibrate a new internal scale in a

From the main menu go to change default option,press 5454 then press enter key.after access to default nenu you have to select calibrate scal option.press again enter key then follow the on scree message.NOTE:FOR SCAL CALIBRATION YOU SHOULD HAVE 9KG/20LB OF WEIGHT.once you done so,press stop key to complete the prcess.

Posted on Jul 17, 2009

mhkamran
  • 180 Answers

SOURCE: high presure rest on robinair 34788

It's seems to be problem with your unit relay board,vacuum pump or pressure transducer.Most of Robinair 34788 machine having same problem.You can try the following 1# Open vacuum pump oil filling cap to release extra pressure from pump.2# Replace new relay board & follow the on screen message(do not skip any option).3# Check pressure transducer is working properly.I hope this will help you.

Posted on Aug 09, 2009

mhkamran
  • 180 Answers

SOURCE: hi i need to know how to calibrate robinair

Form the main menu go to ''CHANGE DEFAULT'' then press 5454 & YES key (passwoed to access default option).Once you enter to default menu,go to "SCALE CALIBRATION" & press YES key.now follow the on screen help text.Hope this will solve your problem.
NOTE:you should have 9KG/20LBS of weight for scale calibration

Posted on May 05, 2010

mhkamran
  • 180 Answers

SOURCE: ROBINAIR 34788 NO MANUAL REFILL

You may did not open the tank valve before you press fill key! please try as bellow:
Connect tank fill adapter to source tank & open tank valve then make the tank up side down,now press tank fill key. screen will change to checking source tank for 30/60 sec. then start filling.
If you try as above direction & still the problem exist,it may need to replace or rebuild tank fill solenoid.

Posted on Jul 14, 2010

Add Your Answer

Uploading: 0%

my-video-file.mp4

Complete. Click "Add" to insert your video. Add

×

Loading...
Loading...

Related Questions:

2 Answers

Robinair 34788 keeps overcharging the isv how do i fix this issue or how do i find out whats wrong


Robinair 34788 Set Up Operation Part #1 - YouTube

? 6:05
www.youtube.com/watch?v=XW8o5tahLpE
Aug 30, 2013 - Uploaded by OTC TOOLS This video takes the viewer through the entire Set Up and Operation of the 34788. The Cool-Tech 34788 ...

Aug 26, 2015 | Robinair Measuring Tools & Sensors

1 Answer

Robinnair 34788


It's sound like problem from the relay board not from scale. Replace new relay board with old scale assy.
Thanks

Jun 27, 2014 | Robinair Cool Tech 34700Z Recovery,...

1 Answer

34788 calibrate


What is the reasoning behind this?

May 01, 2013 | Robinair Cool Tech 34700Z Recovery,...

1 Answer

34288 scale calibration procedure


the machine came with a calibration check weight in the menue you can check the calibration. if it fails contact your local service center the machines have to be calibrated with certified weights unlike the older machines.

Jul 07, 2012 | Robinair Cool Tech 34700Z Recovery,...

1 Answer

Robinair cooltech 34788 scale error reset


You may overfill the ISV tank. #1 Open front cover & close LIQUID valve on the ISV. #2 Disconnect LIQUID hose from tank,then open tank liquid valve (which you close earlier) to reduce some refrigerant manually from the ISV tank. #3 after reduce refrigerant from tank, re-connect everything & switch on the machine. #4 If you still have the same problem then you have to re-calibrate the scal. I hope this will help you

Nov 04, 2010 | Robinair Cool Tech 34700Z Recovery,...

1 Answer

How do you calibrate the scale on a robinair 34700z A/C Machine?


Robinair Model-34700Z,for scal calibration follow as bellow:
Form the main menu go to ''CHANGE DEFAULT'' then press 5454 & YES key (passwoed to access default option).Once you enter to default menu,go to "SCALE CALIBRATION" & press YES key. now follow the on screen text.
NOTE:you should have 9KG/20LBS of weight for scale calibration. Do not change ''TANK TARE''. it must be on factory setup 16.30 lbs OR 7.40 kg.
Hope this will help you to solve thr problem & if my solution is useful to you please vote for it

Aug 27, 2010 | Robinair Cool Tech 34700Z Recovery,...

2 Answers

Cool tech 34788 purges alot. Excessive purge time and set error messages for being unable to purge.


Please check 1# The refrigerant which you'v add to the machine, it may CONTAMINATE or NOT PURE R134a. the machine will purge continue while active VACUUM mode if refrigerant is not origenal ! Identify refrigerant if possible.2# Check the automatic air purge device & air purge solenoid repair or rebuild as require

Jul 13, 2010 | Robinair Cool Tech 34700Z Recovery,...

1 Answer

Wont vacuum


With machine power OFF,remove old pressure transducer & replace new one.now power ON the machine & go for calibration.Calibration step for Robinair 34700Z machine.Form the main menu go to ''CHANGE DEFAULT'' then press 5454 & YES key (passwoed to access default option).Once you enter to default menu,go to "SCALE CALIBRATION" & press YES key.now follow the on screen help text.NOTE:you should have 9KG/20LBS of weight for scale calibration.
Hope this will solve you

May 21, 2010 | Robinair Cool Tech 34700Z Recovery,...

1 Answer

PROBLEM WITH WEIGHT CALIBRATION


Calibration procedure for Robinair AC machine.
NOTE:FOR SCAL CALIBRATION YOU SHOULD HAVE 9KG/20LB OF WEIGHT.From main menu go to change default (press 8787 for old type machine or 5454 new type machine)
then press enter/start key.after enter to default nenu you have to select calibrate scal option.press again enter/start key then follow the on scree message.once you done so,press stop/exit key to complete the prcess.

Aug 18, 2009 | Robinair Cool Tech 34700Z Recovery,...

Not finding what you are looking for?
Robinair  Cool Tech 34700Z Recovery, Recycling, Recharging Logo

Related Topics:

28 people viewed this question

Ask a Question

Usually answered in minutes!

Top Robinair Measuring Tools & Sensors Experts

Mike

Level 3 Expert

4340 Answers

Jay Finke
Jay Finke

Level 3 Expert

1358 Answers

Brad Brown

Level 3 Expert

16043 Answers

Are you a Robinair Measuring Tool and Sensor Expert? Answer questions, earn points and help others

Answer questions

Manuals & User Guides

Loading...