[55A] HEATER, AIR CONDITIONER AND VENTILATION - - ON-VEHICLE SERVICE - SIGHT GLASS REFRIGERANT LEVEL TESTPRINT PAGE / INDEX / PRIOR / NEXT
ON-VEHICLE SERVICE
SIGHT GLASS REFRIGERANT LEVEL TEST
  1. Start the engine.
  1. Operate the air-conditioner, and then set the temperature to maximum cooling.
  1. Hold the engine speed at 1500 r/min.
       
    1. Check the refrigerant level (bubble state) through the sight glass.
      2.  CAUTION
       Use the low-pressure service valve.
      Items
      		 State
      Insufficient
      		 Many bubbles are seen. If refrigerant is extremely low, it appears white.
      Sufficient or excess refrigerant
      		 No bubbles are seen.

      NOTE: 
      1. If insufficient, replenish the refrigerant as follows.
        1. Replenish until bubbles disappear from the sight glass.
        1. After the bubbles disappear from the sight glass, replenish 100 g of refrigerant.
      1. If excessive, replenish the refrigerant as follows.
        1. Drain the refrigerant until bubbles can be seen through the sight glass.
        1. Replenish until bubbles disappear from the sight glass.
        1. After the bubbles disappear from the sight glass, replenish 100 g of refrigerant.
    [55A] HEATER, AIR CONDITIONER AND VENTILATION - - ON-VEHICLE SERVICE - SIGHT GLASS REFRIGERANT LEVEL TESTPRINT PAGE / INDEX / PRIOR / NEXT
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