VII. SERVICE AND MAINTENANCE

FILTERS CONTINUED

Fresh Air Cab Filters

PAPER FILTER - (fig. 7.33, item 1) The paper filter should be cleaned once a year, or more often if necessary. Remove the paper element and gently tap it against a flat surface. Direct low pressure compressed air through the filter to remove larger particles. Replace the paper filter if necessary.

CHARCOAL FILTER - (fig. 7.33, item 2) Remove and replace at the first sign of chemical odor entering the cab.

Recirculating Filter

- (fig. 7.33, item 3) The recirculating filter may be cleaned with soap and water. Replace, if it becomes worn.