Swamp crawler dozer If the bulldozer on the ground to the front of the car is not too deep depression when the dozer, dozer manipulate the joystick，can not walk is the most common faults can not walk according to the temperature of the transmission oil level can be divided into cold and hot cars of two states，Crawler tractor dozer Which will use real life in various parts of our bulldozer, bulldozer parts production for the amount of business it is a great challenge, bulldozers improved，in a great location moisture or rain in muddy sections were bulldozer operations, inspection easy trap car phenomenon。