Bosch ACS 151, Original Instructions Manual

Page 1: ...ACS 151 en Original instructions A C service unit ...

Page 2: ......

Page 3: ...h 9 3 4 Description of function 9 4 Commissioning 10 4 1 Removing the transport packaging 10 4 2 Before turning on for the first time 10 4 3 Powering on the ACS 151 11 4 4 Filling the internal refrigerant tank 11 5 Troubleshooting 13 6 Program description 14 6 1 Preparations for A C service 14 6 2 Performing vehicle A C service 14 6 2 1 Recovery phase 14 6 2 2 Vacuuming phase 14 6 2 3 Recharge pha...

Page 4: ...ot observed DANGER Immediate impending danger Death or severe injury WARNING Possible impending danger Death or severe injury CAUTION Possible dangerous situation Minor injury 1 1 2 Symbols in this documentation Symbol Designation Explanation Attention Warns about possible property dam age i Information Practical hints and other useful in formation 1 2 Multi step operation Instruction consisting o...

Page 5: ...measures geared towards the prevention of accidents industrial diseases labor related health risks are taken and mea sures towards making the workplace fit for people to work in are carried out The contractor is bound to ensure that all electrical equipment and operating material is set up modified and maintained by skilled electricians only or under the guidance and supervision of a skilled elect...

Page 6: ...visions for protect ing the ACS 151 unit against damage in the event of natural calamities like earthquakes fires floods etc R R Except for maintenance work do not remove any pressurized equipment inside the ACS 151 unit Ad here to the national laws or regulations for ensuring safety of pressurized equipment R R We recommend that calibration of refrigerant load sensor be done at least once every y...

Page 7: ...cation Description ACS 151 Hose HP Hose LP Quick coupler HP Quick coupler LP Can assembly Used oil Can assembly Fresh oil Operating instructions Adapter for filling internal refrigerant tank Power cable 3 3 Description of unit 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 459897_235Nkv Fig 1 ACS 151 left view 1 HP gauge 2 Stop indication LED Red 3 Display 4 Keypad 5 Master switch 6 In process LED Green 7 LP...

Page 8: ...ne R R Keypad The selection of service menu options and service parameters can be done via the keypad Keys Description REC Recover refrigerant from vehicle A C system VAC Perform vacuuming of vehicle A C system CHR Recharge refrigerant to vehicle A C system z R R In edit mode press once to act as backspace press twice to navigate to previous screen R R If not in edit mode press once to navigate to...

Page 9: ...ock wise Software prompt Stop fresh oil injection Turn valve clockwise After required quan tity of fresh oil is filled 3 3 5 Valves for refrigerant recovery recharge tank fill Refrigerant recovery recharge can be performed by turning the valves above the respective hoses HP LP Refer the following table for more information Operation Action Trigger Fill refrigerant recover refrigerant Turn red blue...

Page 10: ...the first time 1 Remove the hoses HP and LP couplers from the packaging box i i The oil level should be above the level indicator Fig 6 Pos 4 2 Observe the oil level in the vacuum pump sight glass Fig 6 Pos 2 1 2 4598 97_2 29N kv 3 4 Fig 6 Filling vacuum pump oil 1 Screw cap 2 Sight glass 3 Drain plug 4 Level indicator 3 If the oil quantity is inadequate open the screw cap of the vacuum pump Fig 6...

Page 11: ...lling the internal refrigerant tank Before the ACS 151 can be used the internal refriger ant tank must be filled with R134a R134a can be procured from the local gas supplier It is normally stored and transported in tanks with connec tion fittings If cylinders without dip tube are used the liquid ports of the external cylinders should be connected to the internal refrigerant cylinder The cylinder s...

Page 12: ...y is too less you may not be able to recharge the re frigerant during service If the quantity is too high you may not be able to recover the re frigerant during service 8 Enter Fill R134a to the internal cylinder 4 Follow the instructions on the screen You have successfully filled R134a to the internal re frigerant tank i i Follow the same procedure every time you need to fill R134a to the refrige...

Page 13: ...k R R Load cell is defective Contact customer service A105 CHECK EXT VALVE R R Check if the valve on the external tank is open R R Check if R134a is available in the external tank A501 INT TANK FULL R R Weight limit reached Reduce quantity of refrigerant in refrigerant tank R R Load cell is defective Contact customer service A502 SERVICE TIMEOUT Check for blockage in the ACS 151 A601 SERVICE TIMEO...

Page 14: ...the following procedure Step Press key To Remarks 1 1 Select A C SER VICES 2 1 Select BASIC 3 1 Select REC The message CHECK OIL BOTTLE AVAILABILITY is displayed Check if the oil bottle is fixed 4 Enter Execute the instruc tion on the screen The message OPEN HP LP VALVES is dis played 5 Enter Execute the instruc tion on the screen The message ENSURE OIL VALVE IS CLOSED is displayed 6 Enter Start r...

Page 15: ...the charging is complete per form step 8 8 Enter Execute the instruction on the screen Once the hose drain is complete the recharge quan tity of refrigerant is displayed You have successfully completed the recharge phase 6 3 Additional services 6 3 1 Refrigerant top up If there is a decrease in the quantity of refrigerant in the vehicle A C system an additional quantity can be added Before doing a...

Page 16: ...he password 6 Enter Follow the instructions on the screen Check if the counter is set to 0 You have successfully added oil to the vacuum pump and reset the maintenance counter 7 Maintenance Do not carry out any maintenance work that is not specifically recommended in this chapter 7 1 Spare and wearing parts Description Order number Filter drIer with set of inline filter elements F 002 DG1 4DA Set ...

Page 17: ...ses 5 Open the left panel 1 2 459897_ 230Nkv Fig 9 Replacing the filter drier 1 Fastening nuts 2 Filter drier 6 Cut the cable tie that binds the filter drier to the bracket of the ACS 151 7 Detach the filter drier i i Use a suitable spanner to unfasten or fasten the nuts 8 Mount the new filter drier Ensure that the O rings are present at the mating part of the filter 9 Hold the adapters firmly and...

Page 18: ...les and accessories or batteries must be disposed of separate to household waste Please use the return and collection systems in place for disposal in your area Damage to the environment and hazards to personal health can be prevented by prop erly disposing of old equipment 8 2 Disposal of LCD refrigerants lubri cants and oils Please dispose of the LCD display in accordance with the local regulati...

Page 19: ......

Page 20: ...Bosch Limited P B No 3000 Hosur Road Bangalore 560 030 INDIA www boschindia com Mailbox service2 in bosch com F 002 DG9 448 2018 02 01 ...