(1) Complete all contents of 200h technical maintenance.
(2) Add grease according to the maintenance table 5-1.
(3) Check the oil level of the central transmission and final transmission of the front drive axle and add if necessary.
(4) Check the oil level of the transmission system and lifter, add if necessary.
(5) Check the free stroke of the parking brake handle and adjust if necessary.
(6) Clean and maintain the hydraulic steering oil tank filter.
(7) Maintain the diesel engine in accordance with the requirements of "Secondary Technical Maintenance" in the "Diesel Engine Operation and Maintenance Manual".