. OPERATION EXPLANATION OF COMPONENTS DRYING-HEATING AND DEMISTING OPERATION 1. Press main power switch (1) of the air conditioner to turn the power ON. 3. Press temperature control switch (3) and set to the desired temperature. 4. Press RECIRC/FRESH selector switch (4) to select FRESH. 5. Press air conditioner switch (5) to turn the air conditioner ON. REMARK 3 - 97 2. Press fan switch (2) and set the air flow to th e desired When the out side temperature is b elow 0°C (32° F), the ai r conditione r (compressor) may PRECAUTIONS WHEN USING To prevent any excessive load o n the engine o r compre ssor, use t he air conditioner whe n the engine is running.
If the mach ine is used in places w here there is dust or b ad smell, re circulate the air inside the cab when using the air conditio ner. To prevent leakage of refrigerant from the air co nditioner cooling cir cuit, run the air conditi oner for severa l minutes 2 or 3 time s a month, even durin g the off-season. If th e machine is leaking, rus t will form on the insi de and this wi ll cause f To protect your health, do not ma ke the inside of the cab too cool an d do not let the cold a ir flow contact your skin directly for long periods. e.
Ventilate th e cab from time to tim If the tempe ratureinside the cab i s high, open t he door or window to let the hot air escape a nd let fresh air in before starting op eration of the air cond itioner. INSPECTION AND MAINTENAN CE nd maintenance of the air conditioner, follow the table given in "CHECK AIR When carr ying out inspection a CONDITIO NER (PAGE 4-34)". To allow th e air conditioner to sh ow its full performance and provid e a comfortable enviro nment, have i nspection and mainte nance carried out per iodically. ing out other maintenance, special tools and instruments are needed, so ask out inspection and repair.
When addi ng refrigerant or carry ing out other mainten your Koma tsu distributor to carry out inspectio n and re