OPTIONS, ATTACHMENTS 28.2 METHOD OF OPERATION Setting the temperature control switch so that all lamps are red improves the defrosting operation. Set the vent mode selector switch to the intermediate position to give the desired condition. In the FACE mode, it is possible to adjust the air flow direction and to turn it on or off. However, do not select the FACE mode when the vents closed. 28.2.1 WHEN NOT USING THE AIR CONDITIONER REGULARLY To lubricate the compressor, occasionally operate the air conditioner or defroster for a few minutes. REMARK When the temperature in the cab is low, the air conditioner may not operate.
In such cases, turn on the air conditioner after warming the air inside the cab. 28.3 COOL BOX The cool box can heat or cool food and beverages. When the air conditioner is being used, this box can be used for keeping drinks and other things cool. When the heater is being used, it can be used to keep things warm. When using the box, open the vent grill. When not using the box, close the grill. Do not use the cool box for things that smell or leak water or break easily. Do not use it as a holder for tools or other small objects.
WA450-3MC 5-6 Switch Fan switch Air conditioner switch Temperature control switch FRESH/RECIR switch Vent mode selector switch Condition of use Cooling Rapid HI ON All blue RECIR FACE Normal HI-LO ON More than half are blue FRESH FACE Dehumidifying, heating HI-LO ON More than half are red FRESH FEET Heating Rapid HI OFF All red RECIR FEET Normal HI-LO OFF More than half are red FRESH FEET Defroster HI ON More than half are red FRESH DEF Ventilation or pressurizing HI-LO OFF All blue FRESH FACE