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- Install the charge valve with the handle turned all the way back (valve open) to the service can.
- Install the adaptor valve with the handle turned all the way back (valve close) to the charging valve.
- Connect the charging hose (blue) to the adaptor valve.
- Connect the charging hose (blue) to the quick joint (for low-pressure).
- Tighten the handle of the charge valve (valve close), and pierce the service can.
- Turn the handle of the adaptor valve to bleed the air.
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- Install the quick joint (for low-pressure) to the low-pressure service valve.
NOTE: The low-pressure service valve should be connected to the suction hose.
- Start the engine.
- Operate the air conditioner and set at the lowest temperature (MAX. COOL).
- Fix the engine speed at 1,500 r/min.
- Tighten the handle of the adaptor valve (valve open), and replenish refrigerant while checking the quantity through the sight glass.
- After replenishing is completed, turn the handle of the adaptor valve all the way back (valve close), and remove the quick joint.
NOTE: When there is remainder of refrigerant in the service can, keep it for next use with the charge value and the valve of the adaptor valve being closed.