Hydraulic Pump AP4VO112TVN(PTO) CNBM CMAX

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 Hydraulic Pump AP4VO112TVN(PTO) CNBM CMAX

China National Building Materials (Group) Corporation (CNBM), established in 1984, is now one of the largest state-owned group corporation in China, dealing with building materials & industrial equipment. Up to year 2015, CNBM Group's total asset is 60 billion USD and total staff is more than 200,000.

CNBM International Corporation specializes in designing and manufacturing various kinds of construction machinery, including tower crane, building hoist, etc. All the equipment produced by CNBM is compliant with the national level quality standard and wins great reputation for their endurable performance in worldwide markets.


AP4VO112TVN(PTO) series of hydraulic pump are tandem double pump with constant power and cross-power control as well as negative flow control. It is featured with high power density, strong suction capacity, long life expectancy and low noise etc. This series of pump is used for crawler-type hydraulic excavator of 36-40ton as well as various open circuit hydraulics.

With years of unceasing efforts, CCHC now owns dozens of products of Three systems and Four Series. At present, CCHC provides mainly solutions of hydraulic system for hydraulic excavators and produces customized products.

Rated Revolving Speed2150r/min
Pressure rating35MPa
Displacement112mL/r×2

Specifications

1. CE certification
2. ISO9001:2000
3. Brass impeller, carbon steel motor shaft, with thermal protecton inside.

Hydraulic Pump AP4VO112TVN(PTO) CNBM CMAX

Hydraulic Pump AP4VO112TVN(PTO) CNBM CMAX

Hydraulic Pump AP4VO112TVN(PTO) CNBM CMAX

 

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Q:The oil pump is coming up. Why is the oil lamp still on?
Check that the oil pressure sensor is in good condition and that it is generally damaged by the sensor
Q:Engine room abnormal sound! Excuse me, is this the reason for the oil pump?
Hello, this is the sound of the oil pump chain, so hurry up and repair it. Thank you
Q:The oil pump is driven without a belt
You don't need it. It's usually driven by a crankshaft
Q:How to change the diesel engine oil pump?
First of all, you need to release all the oil, disassemble the engine oil pan, remove the oil pump assembly and replace it.The oil pump is the main component in the lubrication system of diesel engine. Its function is to press the engine oil to a certain pressure and force it to the moving surface of the engine parts. The structure of oil pump can be divided into two types: gear type and rotor type. Gear type oil pump is divided into internal gear type and external gear wheel type, generally referred to as gear pump.
Q:Bending machine, cutting machine oil pump broken, how to judge?
If it is winter, may be relatively thick oil, if it is not possible oil problems, there may be the problem of voltage, if it is the problem of the pump, it will not be less pressure is so simple. Where can you find someone to see?.
Q:How tight is the screw for the car engine oil pump?
There is a kilo on the general screw.
Q:Automobile oil pump fault
Is the pressure lamp alarming or something wrong?Generally, stress doesn't come up. That must be the problem of the oil pump. Or the shaft is broken. Either inside the mine, there's no pressure.Oil itself is used more and more concentrated.
Q:How do I see the motorcycle's oil pump is broken? Two red
Look at the smoke in the muffler knew no oil pump is not good.
Q:What is the cause of engine oil alarm?
1, check the oil level is reduced, you need to add oil. 2, to the garage to check whether the sensor can be returned to normal, whether the line connection is firm.
Q:Single cylinder diesel engine crank bearing lock replacement, cause oil pump wear, replacement
The cause of this phenomenon is the severe wear of the crankshaft journal or the smooth failure of the crankshaft journal! You don't know what type of diesel engine, if the oil channel Changchai ZS1110 and 1115 double rolling type words to check the main bearing cap is worn, because the main bearing cap of oil on the road directly to the crankshaft oil supply, after the formation of wear caused by leakage of lubricating oil pressure machine high temperature, bad to smoke. Troubleshooting: check crankshaft and bearing cap for serious wear and tear. Replace if necessary.

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