1998 Nissan Frontier Owner's Manual - Page 85
1998 Nissan Frontier Manual
Page 85 highlights
three minutes with the windows open to vent hot air from the passenger compartment. Then, close the windows. This allows the air conditioner to cool the interior more quickly. ● The air conditioning system should be operated for about ten minutes at least once a month, especially in winter. This helps prevent damage to the system due to lack of lubrication. ● If the coolant temperature gauge exceeds the (hot) position, turn the air conditioner off. Have your vehicle inspected by a NISSAN dealer. See ''If your vehicle overheats'' in the ''In case of emergency'' section for additional information. AIR FLOW CHARTS The following charts show the switch and lever positions for MAXIMUM and QUICK heating, cooling or defrosting. The air intake lever should always be in the position for heating and defrosting. AHA1038 4-6 Heater, air conditioner and audio systems