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PRESSURE

 

TEST 

 

 

 

 

 

 

 

 

 

 

 
  

 

 

Vehicle’s A/C system test cycle  

 

Choose the accessory functions menu in 
the main page.   

 

 
 
Choose “A/C test”  in the accessory 
functions menu  

 

 
 
The A/C TEST
 is also proposed 
automatically after every complete service 
cycle

 

Connect the 

HP

 and

 LP

 

quick couplings 

of the unit to the A/C system. Open the 
quick couplings by turning them clockwise 

 

Start the engine of the vehicle, 
set 2.000-2.500 RPM 

 

Start the vehicle’s A/C system with 
following settings : 

air intake on  

“recirculated air” 

temperature control  

to the min value 

fan speed control at 

max speed value 

20

www.diagtools.eu, [email protected], Pernavas 43A, Riga, Latvia, LV-1009, +37129416069

Summary of Contents for VALUE-601A

Page 1: ...AUTOMATIC A C SERVICE UNIT VALUE 601A VALUE 601YF USE AND INSTRUCTION MANUAL 1 www diagtools eu diagtools diagtools lv Pernavas 43A Riga Latvia LV 1009 37129416069...

Page 2: ...ORY FUNCTIONS SW 5 3 X VER 1 0 18 PRESSURE TEST VEHICLE S A C SYSTEM TEST CYCLE SW 5 3 X VER 1 0 20 NITROGEN TEST LEAK TEST WITH NITROGEN FORMING GAS SW 5 3 X VER 1 0 22 FLUSHING A C SYSTEM FLUSHING W...

Page 3: ...e modifications to the service unit Only employ original spare parts and accessories Use authorized additives or consumables only ask for advice from an authorized reseller Before starting the machine...

Page 4: ...ts Protect against moisture humidity Read instruction manual carefully Safety devices A Pressure relief valve on internal gas tank releases pressure if 18 Bar are exceeded in the gas tank B Safety fan...

Page 5: ...nit for the first time remove the safety screw which is screwed to the tank load cell for protection see fig 1 It is recommended to check the regular functioning of the load cell for example by hookin...

Page 6: ...ead in case of a pressure test which is not preceded by a standard working cycle the unit recovers the gas residuals in the vehicle by default regardless to the above setting Filling of internal bottl...

Page 7: ...em to be serviced is the one the service unit is intended for R134a Check oil levels vacuum pump and new oil reservoir After having turned on the unit check the level of the refrigerant in the interna...

Page 8: ...hen not in use 12 New old oil bottles Store the new oil and the drained oil 13 Main switch Shows the machine data serial no year of construction 14 Identification plate To connect the charging hoses L...

Page 9: ...cal tank pressure 4 Actual gas temperature NOTE Release of Non Condensable Gases If the theoretical gas tank pressure shown on the home page see above n 3 calculated on the base of the gas temperature...

Page 10: ...or to work step by step ACCESSORIES to choose the accessory functions like the flushing with refrigerant or the test under pressure with the use of nitrogen SETUP to set the basic parameters date and...

Page 11: ...sion of the car info about total oil quantity in the system and if Hybrid Electric vehicles H The single parameters can be changed by pressing ENTER changing the values with the buttons UP and DOWN an...

Page 12: ...r default is 0 g The new oil quantity can be set in two ways 1 It can be set by the user with no regard to the the recovered oil MANUAL oil setting 2 It can be set by the user according to the recover...

Page 13: ...irm the A C type Hybrid with electric driven Compressor or electric vehicle Standard belt driven compressor If HYBRID mode is confirmed you are asked to perform a self recycling Follow the instruc tio...

Page 14: ...is case CLOSE HP quick coupling only LP open Even after the recovery into the A C system there will be still small quantities of vapors left in the hose to be recovered Press ENTER and wait until the...

Page 15: ...means of the buttons UP DOWN RECOVERY immediate start of the gas recovery from the vehicle only recovery followed by the oil drain Press ENTER to start the recovery cycle only NOTE After the recovery...

Page 16: ...g icon is on OFF mode please go on OPTIONS SET OIL REFILL and set oil refill mode to ON DYE INJECTION press ENTER to select the dye quantity ENTER again to start the cycle NOTE the oil or dye injectio...

Page 17: ...w the instructions on screen The unit performs a recycling in order to flush any wrong oil residuals in the unit When finished connect to the vehicle A C system and start the charging Press ENTER to p...

Page 18: ...iagnosis NITROGEN TEST leak test under pressure with the use of nitrogen forming gas a kit not included in the standard outfit needed FLUSHING flushing of the A C system with the use of refrigerant ac...

Page 19: ...e scales see service manual YF GAS ANALYZER analyzes the purity level of the refrigerant of hthe A C system NOTE YF analyser function is available in the R1234yf models FAST200YF and FAST222YF only 19...

Page 20: ...ycle Connect the HPand LPquick couplings of the unit to the A C system Open the quick couplings by turning them clockwise Start the engine of the vehicle set 2 000 2 500 RPM Start the vehicle s A C sy...

Page 21: ...easurement to stabilize then switch to the LP side by pressing ENTER and wait 2 3 minutes Press EXIT to stop the test The unit will display the data of the test and the result Press ENTER to print the...

Page 22: ...educer on N bottle and connect to the manifold using the yellow hose c Connect the manifold to the A C system using the included quick coupling d Reduce pressure to 8 10 Bar and open the tap and the q...

Page 23: ...e close the tap on the manifold disconnect the hose from the manifold and release nitrogen by slowly opening the tap Close the tap again to allow the unit to perform the mandatory vacuum cycle at the...

Page 24: ...n parts of the A C system you will need universal adapters code ACC 13 511 Refer to the separate flushing instructions for details Choose FLUSHING and press ENTER in order to set the parameters of the...

Page 25: ...ndatory to avoid any gas leakage intio the environment Select START FLUSHING and press ENTER to set the flushing parameters Choose the number of the cycles to be performed Between one cycle and the ot...

Page 26: ...s by turning them clockwise Set the RECYCLING phase time and set the vacuum time and the vaccum test time Press ENTER to start the internal flushing Follow th instructions NOTE if the quick couplings...

Page 27: ...6 Kg for the gas tank cell 100 200 g for the oil scale or the calibration kit code ACC CAL After having hooked the sample weights to the cell the measured data must correspond to the sample weights N...

Page 28: ...is 3000 cm NOTE if the hose length is set to 0 the unit will recover any gas residuals left in the hoses to the A C system instead of recovering it into the unit again Adjust the oil viscosity value...

Page 29: ...ing th service operations or if only one of the oines has to be used and press ENTER Set if the recovred gas quantoty from the vehicle s A C system has to be printed YES NO and press ENTER To set the...

Page 30: ...automatic pocedure ON OFF choice The setting allows the user to exclude the oil charging even if an automatic oil charging mode with scale has been chosen The incondensable release by means of a solen...

Page 31: ...s ENTER to print a report of the refrige rant and on the oil quantity recovered and recharged since the last reset point To print the shown report press ENTER Press EXIT to return to the previous page...

Page 32: ...ump information plate Replace the oil in the vacuum pump once a year at least or when the unit warns to change the oil Check the oil level by means of the relevant sight glass 2 The level of the oil w...

Page 33: ...uisiti essenziali specificati dalle seguenti Direttive Comunitarie riguardanti la sicurezza dei macchinari la sicurezza delle apparecchiature in bassa tensione e la compatibilit elettro magnetica MACH...

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