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not replaced every six months, damage to the IMPORTANT: When replacing the air filter, use 1. Park the vehicle on a level surface. Apply the 2. Lift the wire retainer on the air filter cover up and 3. Note the direction of the arrow on the air filter 4. Remove the air filter from the air filter cover. Dis- 5. Attach a new air filter to the air filter cover. Make 6. Install the air filter and air filter cover in the 7. Pull the wire retainer up and over the upper edge 8. Remove the chocks from the tires. Cab Recirculation Air Filter The cab recirculation air filter must be replaced every CAUTION If the recirculation air filter is not replaced every IMPORTANT: When replacing the air filter, use 1. Park the vehicle on a level surface. Apply the 2. Remove the heater and air conditioner cover and 3. Remove and discard the foam filter. 4. Using velcro tape, attach a new filter to the 5. Install the upper dash cover and the heater and 6. Remove the chocks from the tires. Cab Recirculation Air Filter The cab recirculation air filter must be replaced every CAUTION If the recirculation air filter is not replaced every 02/26/2002 f831493 1 2 1. Air Filter Cover 2. Wire Retainer Fig. 4, HVAC Air Intake Plenum, Blend Air Heater and Air Conditioner 83 83/3 |