01

Work in a hot environment，The cooling efficiency of the equipment is particularly important.，Once the radiator screen is dirty，Then the efficiency of heat dissipation will be greatly reduced.。The following is a description of the cleaning method for the radiator of the Hummer road rollerCorrect.One of the items is：

A. Summer catkins flying，It is easy to block the radiator.。To facilitate the cleaning of the radiator，We start the machine first.，Direction of rotation，Then remove the left and right radiator guards for cleaning。

B. When cleaning the radiator，You will need to remove the heat sink retaining screws first，Then open the outer radiator for cleaning.，Then open the inner radiator for cleaning.。

C. If the radiator is found to be dirty, such as wool.，Needs to be cleaned with a brush，Do not use the water gun for cleaning。

D. Pavement construction accompanied by dust、Dirt such as flying catkins is common.，The effect of the radiator is not affected.，Check and clean once in a while.，No need for regular inspection。

02

The automatic steering function of Wittgen slipform paver can realize high-precision concrete paving operation.，The following about SP 15 Description of automatic steering function of slipform paverMistakeOne of the items is：

A. SP 15 Automatic steering for both front and rear tracks，After the automatic steering function is turned on, the maximum left and right steering angles of the front and rear tracks can be set respectively according to the actual situation of the construction site.。

B. In Crab Mode，Only the track steering function on either side of the machine needs to be activated，The track on the other side can automatically turn to the same angle according to the rotation direction of the track on one side of manual operation.。

C. In small radius mode，The maximum steering angle of the front and rear tracks of the machine is not limited to the maximum steering angle set by the display。

D. The maximum steering angle of the Crab Mode machine tracks is determined by the side of the track with the higher setting.。When no steering mode is selected，The front and rear tracks are controlled by the set steering angle。

03

The outrigger swing function of Wirtgen slipform paver can realize multi-scene、Multipurpose paving operation。The following about SP 15 Function description of slipform paver outrigger swingCorrect.One of the items is：

A. Left front of machine、The front right leg can each swing toward the inside of the machine 680 mm，Swing to the outside of the machine 180 mm，The rear legs can swing 675 to the left and right sides of the machine, respectively mm。

B. Slip-form paver in the construction process，The rear leg should be moved as far as possible to the side where the mold is not installed.。

C. Before using the outrigger swing function，You need to take out the red support bar from the frame first.，Place the support rod to the corresponding position of the swing arm support，Start the machine，Lowering requires swinging legs.，Until the corresponding track leaves the ground。At this time, the corresponding outrigger swing function can be realized through the outrigger swing switch of the console.，When in position，Elevated leg，Take out the support rod.。

D. The front leg on the same side of the machine and the mold can be placed in any position。

Activity participation mode

Please start with“Answer.+Name:+Telephone+Addr”Send it to the backstage of Wittgen China's WeChat public account.，We will sort them according to the order of the reply time of all the Uyghur fans who answered correctly.，Choose the first one from them.、No.5、Number 10、No.15、Number 20、No.25、No.30、No.35、No.40、A total of 10 Wittgen fans in the 45th place sent a customized mug for the 40th anniversary of Wittgen.。Take the time to participate，Send your answer to win a gift。

Deadline for answering questions：September 5

Announce the answers and the date of the winning list：September 7