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Table of Contents
Related Manuals for MAHLE ACX22 Series
Summary of Contents for MAHLE ACX22 Series
- Page 1 MAHLE ACX22xx Operation Manual A/C Service Equipment...
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Page 2: Table Of Contents
2 | ACX22xx | Contents Symbols use ............3 Preliminary preparation ....... 19 In the documentation ......... 3 Non-condensable gas discharge ..19 1.1.1 Warning notices- Structure and Charge Modes ......... 19 meaning ..............3 8.3.1 Quick Modes ......... 19 1.1.2 Symbols in this documentation .. -
Page 3: Symbols Use
Information Practical hints and other useful Copyright information. Multi-step Instruction consisting of several Software and data are the property of MAHLE or its operation steps. suppliers and protected against copying by copyright Instruction consisting of one step. One-step operation laws, international agreements and other national legal ... -
Page 4: Obligation Of Contractor
The disclaimer of liability does not apply to damages Basic rules caused by intent or gross negligence on the part of MAHLE. The contractor is bound to ensure that all electrical Warranty... -
Page 5: Safety Regulations
Safety regulations 2.4.1 ACX22xx Always carefully study and follow all the safety regulations before using the MAHLE product. • Avoid all skin contact with the refrigerant. The low The ACX22xx unit should not be exposed to excess boiling point of the refrigerant (approx. -30° C) can moisture or be operated in wet areas lead to frostbite. -
Page 6: Refrigerant Identification Unit
Avoid using an extension cord with the unit. If necessary, use a good condition (three wire grounded, #14AWG or larger) extension cord of the shortest possible length. In addition, the current drawn by all devices connected to the wall socket must not exceed 15A total. © MAHLE... -
Page 7: Safety Devices
| ACX22xx | 7 en Safety devices 2.10 Technical Data Description Specification Description Function R1234yf tank capacity Pressure Switches the compressor off in the normal operating pressure Service pressure 400PSI switch is exceeded Maximum content 22lbs. Method to weigh gas content Load cell Safety valve The safety valve opens if the design pressure is exceeded Recovered oil container... -
Page 8: Product Description
8 | ACX2281 | Description of unit Product description Application ACX22xx is suitable for vehicles with a conventional engine as well as for hybrid and electric vehicles. ACX22xx features all the functions required for vehicle A/C service. • The following functions can be implemented: •... -
Page 9: Description Of Unit
Description of unit | ACX2281 | 9 en Description of unit Fig. 2: Rear View Fig. 1: Front Right View Service Hoses Rear Handle Tool Tray Vent Status indicator light LCD display Hose Storage Low Pressure Gauge High Pressure Gauge Front Cover Locking Caster Rear Wheel... - Page 10 10 | ACX2281 | Description of unit Figure A: Rear Connection View High Side Parking Coupler Low Side Parking Coupler Refrigerant Identifier Power Switch with circuit breaker Power Cord socket Fig. 3 Front Left view Vacuum pump oil level sight glass Fig.
- Page 11 Description of unit | ACX2281 | 11 en Fig. 4: Internal components Accumulator/Oil separator Combo filter Compressor Vacuum pump Refrigerant tank HS compressor oil separator Manifold...
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Page 12: Input Selection
12 | ACX2281 | Description of unit To select a function in the menu, press the text name of the function and the selection occurs when finger is released. The selected entry is highlighted with a different color (from blue to gray) and the menu screen pages changes. -
Page 13: Display Screen
13 | ACX2281 | Description of unit Unit Features Display screen 5.4.1 EcoLOCK ® couplers (optional) When unit loads, the home screen will be displayed (Fig. 6). ® EcoLOCK is the intelligent coupler that with the suitable auto - This screen is accessible by pressing ( ) button in lower left mated procedure in the software enables to: corner of the screen. -
Page 14: Refrigerant Identification Unit
Description of unit | ACX2281 | 14 en The vehicle air conditioning system is partly filled with UV dye Refrigerant Identification unit to facilitate the detection of leaks in the event of damage to the The refrigerant identification unit permits precise vehicle air conditioning system. - Page 15 15 | ACX2281 | Description of unit...
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Page 16: Equipment Installation
Equipment installation | ACX2180 | 16 en 6 Equipment installation Unpacking ACX22xx Warning – Risk of personal injury! Incorrect handling could cause equipment to Slowly lower the unit from pallet by means of the • rear wheels (Fig. 12). overturn. The manufacturer disclaims all responsibility for damage to objects and/or persons resulting from the equipment being wrongly removed... -
Page 17: Commissioning
15 | ACX22xx | Equipment installation 7.2 First start-up verification 7 Commissioning Warning – Risk of frostbite from escaping refrigerant All the operations described in Section 7 must be performed Refrigerant causes frostbite on the skin prior to first A/C service Check the service hoses for damage Firmly connect the service quick-release Connections and positioning... -
Page 18: Setup
Setup | ACX2281 | 16 en 7.3 Setup The LP (blue) gauge indicates the pressure inside the external cylinder From the SETUP menu, it is possible to enable/disable and set certain parameters prior to performing A/C system service. To Internal Bottle Fill access SETUP from the main menu, press, SETUP menu will be displayed. -
Page 19: C Service Preparation
19| ACX22xx | A/C System service 8 A/C service preparation The service parameters (recharge quantity) can be Preliminary preparation found in the owner's manual or the vehicle repair manual. Warning - risk of burns from hot engine 8.2 Non-condensable gas discharge components Contact with hot engine components will cause severe burns. -
Page 20: A/C System Service
A/C System service | ACX22xx | 20 en 9 A/C system service This process may need to be repeated a number of times Refrigerant identification unit depending on the amount of pressure inside the hoses. 9.1.1 Refrigerant analysis After all pressure has been released, connect low side Oil contamination will damage the refrigerant coupler to Parking/flush adapter and open valve. -
Page 21: Automatic Cycle Setup
21| ACX22xx | A/C System service Automatic cycle setup Manual cycle setup Access to automatic cycles is available through the main Access to manual cycles is available through the main menu by menu by selecting AUTOMATIC. selecting MANUAL CYCLES. Do not connect hoses/couplers to vehicle A/C system until Do not connect hoses/couplers to vehicle A/C system until prompted by the unit. -
Page 22: Recovery Process
A/C System service | ACX22xx | 22 en Recovery process Charge process 1. From the main menu, select MANUAL, and then deselect 1. From the main menu, select MANUAL, and then deselect all all options except for RECOVERY. options except for CHARGE. 2. -
Page 23: Flushing After Changing Type Of Oil
If the ACX22xx is not flushed the internal hydraulic system and the vehicle air conditioning system could be damaged as a result of cross-contamination. MAHLE cannot accept liability for any such damage. From the MENU, scroll to SPECIAL FUNCTIONS and select. -
Page 24: Maintenance
Maintenance | ACX22xx | 24 en 10 Maintenance Please contact an authorized technical service center for purchasing factory replacement parts. 10.1 Maintenance interval Description Period Calibration of scales 1x per year to ensure accuracy Vacuum pump oil replacement and After 1000 hours of service system leak test Combo filter replacement and system After 75kg of refrigerant... -
Page 25: Self Test
25| ACX22xx| Maintenance 10.3 Self test 10.6 Long life pump test This test is designed to check the internal ACX22xx circuit for any leaks. The Long Life Pump function equipped on the ACX22xx enables the unit to optimize the vacuum pump oil use and To perform Self test: avoid the need to replace after every 60 hours of operation. -
Page 26: Vacuum Pump Oil Change
Maintenance | ACX22xx | 26 en 10.7 Vacuum pump oil change 10.8 Replace filter dryer After 60 hours of runtime (or 1000 hours if the Long Life Pump test is completed successfully), the vacuum pump oil must be replaced. 1. Disconnect ACX22xx from power. 2. -
Page 27: Printer Maintenance (Optional)
27 | ACX22xx | Maintenance 10.9 Printer maintenance (optional) 10.10 Replacing white sample filter (Refrigerant identification unit) 1. Open the lid of the printer as shown in Fig. 28 The need to replace the white sample filter may indicate oil contamination in the test hose. -
Page 28: Spare And Wearing Parts
Description Order number Refrigerant identification unit 360 82944 00 White sample filter 360 82958 00 Additional spare/replacement parts are available through the service centers authorized by MAHLE or by its reseller. Contact technical support for replacement parts not listed above. -
Page 29: Maintenance
29 | ACX22xx | Maintenance 12 Maintenance 12.1 Vacuum pump oil change Vacuum pump oil change record Date Maintenance technician identification Maintenance technician signature and stamp... - Page 30 Maintenance | ACX22xx | 30 en Vacuum pump oil change record Date Maintenance technician identification Maintenance technician signature and stamp...
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Page 31: Filter Dryer Change
31 | ACX22xx | Maintenance 12.2 Filter dryer change Filter Dryer Change Record Date Maintenance technician identification Maint. Tech. signature and stamp... - Page 32 Maintenance | ACX22xx | 32 en Filter Dryer Change Record Date Maintenance technician identification Maint. Tech. signature and stamp...
- Page 33 33 | ACX22xx | Maintenance Filter Dryer Change Record Date Maintenance technician identification Maint. Tech. signature and stamp...
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Page 34: Refrigerant Load Cell Calibration Check
Maintenance | ACX22xx | 34 en 12.3 Refrigerant load cell calibration check Refrigerant Load Cell Calibration Check Record Result of check Date Maintenance technician identification Maintenance technician signature and stamp (pass/fail) -
Page 35: Other Checks/Maintenance/Repairs
35 | ACX22xx | Maintenance 12.4 Other checks/maintenance/repairs Other checks/maintenance/repairs Result of check Maintenance Technician Date Maintenance technician identification (pass/fail) signature and stamp... -
Page 36: Notes
Maintenance | ACX22xx | 36 en 12.5 Notes... - Page 37 MAHLE Aftermarket Inc., Service Solutions 23030 MAHLE Drive Farmington Hills, MI 48335 USA 717-840-0678 www.servicesolutions.mahle.com...