Express 1/2 Ton Van V8-5.7L VIN R (1999)
Refrigerant: Service and Repair
Charging the A/C System (Engine Off)
IMPORTANT:
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You MUST evacuate the A/C system prior to charging the system.
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Verify that the LB/KG switch on the back of the unit is set for the desired units of weight. Operate the switch with the main power OFF.
1. Close the low-side valve on the control panel.
2. Open the high-side valve on the control panel.
3. Press CHG on the keyboard in order to be sure that the unit is in the program mode.
4. Enter the amount of refrigerant charge to charge the A/C system by pressing the appropriate number keys.
Use the correct unit of weight (pounds or kg).
5. Press ENTER.
A blink on the display indicates the charge amount is in the unit memory.
IMPORTANT:
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Charge the A/C system with amounts of R-134a specified.
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Do not overcharge.
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Charge the A/C system (C60) with 1.36 kg (3.0 lb) or (C69) with 2.21 kg (4.875 lb) of refrigerant. Press CHG on the keyboard in order to
begin the charging process.
6. The display shows AUTOMATIC and the amount of refrigerant programmed for charging.
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The display counts down to zero as the charging process proceeds.
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At the end of the process, the display show CPL.
