13 Maintenance 13.11 Cab / Operator's platform 67089 Danger! Refrigerant. Death or serious injury. Only have authorised and qualified work- shops carry out work on air conditioning systems. Never get in contact with refrigerants! Wear safety gloves and safety goggles. Do not weld any components of the refrig- erant circuit and or in the immediate vicinity of any parts of the refrigerant circuit. Maximum ambient temperature for refrig- erant is 80 °C. Check the moisture saturation at the receiver/dryer (1). 1 The moisture saturation of the receiver/dryer is exceeded when the blue ball in the sight glass has turned pink, or the orange ball has become colourless.
If necessary, change refrigerant. If required, replace filter receiver drier (1). 128 23858 86839 13.11.7 Changing the air conditioner refrigerant Observe the general warnings at the beginning of the "Maintenance" chapter. Danger! Refrigerant. Death or serious injury. Only have authorised and qualified work- shops carry out work on air conditioning systems. Never get in contact with refrigerants! Wear safety gloves and safety goggles. Do not weld any components of the refrig- erant circuit and or in the immediate vicinity of any parts of the refrigerant circuit. Maximum ambient temperature for refrig- erant is 80 °C. 00 0293 210 2 - BA DOMINATOR 150/140/130 - 12/09 351