Index Isuzu Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross - service repair manual 1999-2002 year
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HEATING, VENTILATION AND AIR CONDITIONING (HVAC) 1A–35 Refrigerant Recycling Recycle the refrigerant recovered by J-39500 4 :HFC-134a Refrigerant Recovery / Recycling / Recharging / System) or equivalent. 4 (or equivalent) Manufacturer’s Instructions. Evacuation of The Refrigerant System 901R100023 Legend (1) Low Side NOTE: Explained below is a method using a vacuum 4 (or equivalent) manufacturer’s instructions when evacuating the system with a ACR 4 (or equivalent). Air and moisture in the refrigerant will cause problems in 1. Connect the gauge manifold. D High-pressure valve (HI) — Discharge-side. D Low-pressure valve (LOW) — Suction-side. 2. Discharge and recover the refrigerant. the vacuum pump inlet. 4. Operate the vacuum pump, open shutoff valve and then open both hand valves. 5. When the low-pressure gauge indicates approximately 750 mmHg (30 inHg), continue the 6. Close both hand valves and stop the vacuum pump. after 10 minutes or more. D If the pressure changes, check the system for D If leaks occur, retighten the refrigerant line 8. If no leaks are found, again operate the vacuum pump for 20 minutes or more. After confirming that the 9. Close positive shutoff valve. Stop the vacuum pump and disconnect the center hose from the vacuum Charging The Refrigerant System There are various methods of charging refrigerant into the 4 :HFC-134a Refrigerant Recovery/Recycling/Recharging/System) or Charging Procedure D ACR 4 (or equivalent) Method For the charging of refrigerant recovered by ACR 4 (or equivalent), follow the manufacturer’s instruction. 901R100022 Legend (1) Low Side D Direct charging with a weight scale charging 1. Make sure the evacuation process is correctly completed. 2. Connect the center hose of the manifold gauge to the weight scale. |