. MAINTENANCE SERVICE PROCEDURE CHECK REFRIGERANT (GAS) LEVEL WARNING the left side inside the radiator guard. 4 - 34 To prevent coming into con tact with the coolant refrigerant, do n ot loosen any part in the refrigerant piping. If the refrigerant ause frostbite; if it gets into your eyes , you will lose your eyesight. If refrigerant gets into your eyes, wash your eyes immediately in large a mounts of running water for a t least 15 minutes, then . If refrigerant gets on your skin, clothe s, shoes, or socks, take them off im mediately, and wash the with large amounts of water. If irritati on stil l remains, go to a doctor for tr If the cooling efficiency of t a lack of refrigerant (gas).
If this problem occurs, che he air conditioner is poor, there may be ck sight glass (2) of receiver drier (1) on Before performing inspecti on, set to the following conditions. Start the engine and ru Turn the air conditioner n it at approx. 1,500 rpm. ON/OFF switch to ON position. aximum position. he lowest position. dows fully. switch ON. Set the air flow to the m Set the temperature to t Open the doors and win Turn the air conditioner If the condition of sight g lass (2) is "correct" as shown i e condition is normal.
(After th n the e air diagram on the right, th conditioner switch is turned ON, a small number of bubbles w ill be seen, but after that, the flu color.) id becomes a transparent, milky white white If the condition of sight gla ss (2) is "insufficient" as shown i re is lack of refrigerant, so ask n the diagram on the right, the your Komatsu distributor to ch conditioner switch is tu continuously.) arge with refrigerant. (After the air rned ON, bubbles can be seen e air seen