(1) 空气滤清器集尘杯每工作50～100h需清除尘土。纸质滤清器用软毛刷清扫表面,工作时间超过500h或已破损要及时更换。油浴式滤清器每工作100～200h,用清洁的柴油清洗滤芯,滤芯破损要及时更换,并更换滤清器中的机油。 (1) Air cleaner Dust cup 50 ~ 100h every work to be done to remove dust. Paper filter with a soft brush to clean the surface, work time more than 500h or damaged to be replaced promptly. Oil bath filter for each work 100 ~ 200h, with clean diesel filter cleaning, filter replacement damaged in time, and replace the filter oil.