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1. Power supply harness for connecting the hand unit to the vehicle battery.
2. Compressor control valve harness. 3 options available for control valve
connector harness.
•Universal 2-pin Cable Harness, Pt No. CLTUNI,
connects to all compressors.
•VAG-Group Harness, Pt No. CLTVAG,
connects to VW Group.
•Denso Harness, Pt No. CLTDEN,
connects to BMW, Mercedes, Toyoto, etc.
Preparations prior testing the vehicle
• The vehicle should be at operating temperature.
•Set the air conditioning system to maximum cold.
•Set the speed of the blower on maximum.
•Only use vents in the centre of the car (close others).
•The airflow should be positioned and set at face vent level. Position a temperature
probe in the centre allowing you to measure the air outlet temperature.
•Connect a gauge or A/C service station to allow you to view the operating
low and high side system pressures.
•Disconnect the plug on the A/C compressor control valve or control valve harness.
Connect the appropriate CLT1 Universal, VAG-group or Denso harness.
• Connect the simulator to the disconnected control valve plug.
Shows you an example of the CLT1 connected to a compressor.
General Advice
The 12V battery power supply should be maintained for the protection of the test
equipment and the compressor.
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