Urea solution

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Practice“Double carbon commitment”，Respond“Sustainable development”，With“Guo Si”Approaching Implementation of Standards，Shangong Machinery takes the lead in introducing the fourth national product，Low carbon and environmental protection，Strong listing，Deeply liked by users。

View some of the listed products of the fourth national standard of Shandong Engineering Machinery Co., Ltd

In addition，The post-processing system of the fourth national standard of Shandong Engineering Machinery Co., Ltd. is convenient to operate.，Get good reviews，So here's the problem.，How to take good care of it？

Answer：Choose the right urea solution

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How to choose urea?？

Shan Gong Machinery will help you pick it.

Urea pump is blocked by unqualified urea solution、Risk of urea nozzle，Do not use any liquid instead of urea solution.。

Shangong Machinery selects excellent urea solution：

 

  

Urea 6298773 of the original plant of Shandong Industrial Machinery Co., Ltd.  

Urea-Shan Gong Hui Xuan-20kg

Advantages of this urea solution，Quality and performance satisfaction GBProvisions in the 29518 standard，It is a high-quality highly purified urea solution.，Can be extendedSCRThe lifetime of the system，Promote complete combustion of diesel oil，And that utilization rate of the diesel is high、The discharge is smoother。

Knock on the blackboard：At present, the fourth loader of the country has been listed in the Shandong Machinery Co., Ltd.、This urea solution can be used on all bulldozers.，In addition，Other models of the fourth country listed in the future can also be used.。Start with good equipment，Cherish it even more.，Choose the right urea，Details win。

How urea is stored？

Shangong Machinery Wins at Two Points

The right environment is warm.：The selected vehicle urea solution shall be in -5℃~25 ℃(GB29518-2013)Closed optical storage at ambient temperature。

Storage container selection：The materials used for the urea storage container shall have good compatibility with the vehicle urea solution.，No chemical reaction takes place，No impurity migration。

  

How to use urea？

Exclusive Tips of Shangong Machinery

Know how to select qualified urea solution，And know how to store dry goods.，Then you must be an expert in the use of urea solution.。

Filling of urea solution：

Urea tank cover and top of urea tank shall be kept clean.，Protection can be carried out if necessary；

Funnel for auxiliary filling、Tools for filling pipeline, etc.，Rinse with water after use，And store in a sealed plastic bag.；

Urea solution level check：

The liquid level of the urea tank shall be kept at 30% of the total volume of the urea tank%——80%Between；

When the urea level is lower than 10%Time，The alarm system will be activated，The instrument driver warning lamp flashes immediately.，At this time, urea solution should be added in time.。If not added in time, it may cause the engine to limit the power of the protective measures.。

Replacement of urea solution filter element：

The filter element is the key to cleanliness，Generally, the filter element of the urea system needs to be replaced after 500 hours of use.，Comprises a urea pump filter element、Urea tank sensor suction strainer and filler strainer。

  

  

How to maintain the after-treatment system？

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Check the filler and vent periodicallyWhether there are white crystals；If there is，It can be rinsed with clean water or wiped with a clean damp cloth.。

Check fittings and pipe connections regularlyWhether it is normal，If urea crystals clog the nozzle，It can be soaked in 50-60℃In the clear water；If the nozzle clogging cannot be removed after 10 minutes，Replace the nozzle。

Regularly check the urea nozzleThe state of，In case of damage or deformation，The urea nozzle needs to be replaced。

Regularly clean the urea tank，Avoid clogging and wear of the urea pump caused by particles and impurities in the tank。

After the engine shuts down，SCRThe system automatically enters the suction back state.，Suction urea from pump and lines back to urea tank。This state will last for 3 minutes，It is forbidden to turn off the main power switch of the machine during this period.。

  

*More detail，Refer to Operation and Maintenance Manual

  

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